Free Mathematics Books

Here is an unordered list of online mathematics books, textbooks, monographs, lecture notes, and other mathematics related documents freely available on the web. I tried to select only the works in book formats, "real" books that are mainly in PDF format, so many well-known html-based mathematics web pages and online tutorials are left out. Click here if you prefer a categorized directory of mathematics books. The list is updated on a daily basis, so, if you want to bookmark this page, use one of the buttons below.

1. The Manual of Mathematical Magic
   Peter McOwan | Queen Mary, University of London, Published in 2010, 96 pages
2. Ample Subvarieties of Algebraic Varieties
   Robin Hartshorne | Springer, Published in 1970, 273 pages
3. Operators on Hilbert Space
   John Erdos | King's College London, Published in 2004, 52 pages
4. Symmetry and Separation of Variables
   Willard Miller | Addison-Wesley, Published in 1977, 318 pages
5. Graduate Algebra
   Leonard Evens | Northwestern University, Published in 1999, 160 pages
6. Why are Braids Orderable?
   Patrick Dehornoy, at al. | , Published in 2010, 206 pages
7. Modular Forms: A Computational Approach
   William A. Stein | American Mathematical Society, Published in 2007, 282 pages
8. A Course of Modern Analysis
   E. T. Whittaker, G. N. Watson | Cambridge University Press, Published in 1920, 608 pages
9. Euclidean Plane and Its Relatives
   Anton Petrunin | , Published in 2017, 201 pages
10. Elementary Algebra
    Denny Burzynski, Wade Ellis | Saunders College Publishing, Published in 1989, 544 pages
11. Statistics for Business and Economics
    Marcelo Fernandes | BookBoon, Published in 2009, 150 pages
12. The Algebra of Invariants
    J.H. Grace, A. Young | Cambridge, University Press, Published in 1903, 404 pages
13. Elementary Computer Mathematics
    Kenneth R. Koehler | University of Cincinnati Blue Ash College, Published in 2002, 223 pages
14. The Solution of the Pyramid Problem
    Robert Ballard | John Wiley & Sons Ltd., Published in 1882, 109 pages
15. Current Developments in Algebraic Geometry
    Lucia Caporaso, et al. | Cambridge University Press, Published in 2012, 438 pages
16. Hack, Hack, Who's There? A Gentle Introduction to Model Theory
    David Reid | Smashwords, Published in 2016, 273 pages
17. Games of No Chance 3
    Michael H. Albert, Richard J. Nowakowski | Cambridge University Press, Published in 2009, 586 pages
18. Gauge Theory for Fiber Bundles
    Peter W. Michor | Universitaet Wien, Published in 1991, 106 pages
19. Differential Geometry: A First Course in Curves and Surfaces
    Theodore Shifrin | University of Georgia, Published in 2015, 127 pages
20. Differential Topology
    Bjorn Ian Dundas | Johns Hopkins University, Published in 2002, 183 pages
21. Advanced Algebra
    Arthur Schultze | The Macmillan Company, Published in 1906, 588 pages
22. Advanced Calculus
    Lynn H. Loomis, Shlomo Sternberg | Jones and Bartlett Publishers, Published in 1989, 592 pages
23. C*-algebras
    John Erdos | King's College, London, Published in 2003, 51 pages
24. A Course In Commutative Algebra
    Robert B. Ash | University of Illinois, Published in 2006
25. A First Course in Mathematics Concepts for Elementary School Teachers
    Marcel B. Finan | Arkansas Tech University, Published in 2006, 452 pages
26. Arithmetic for Engineers
    Charles B. Clapham | Chapman & Hall, Published in 1925, 526 pages
27. Introduction to the Theory of Statistics
    A. M. Mood, F. A. Graybill, D. C. Boes | McGraw-Hill, Published in 1974, 577 pages
28. Introduction to Numerical Methods and Matlab Programming for Engineers
    Todd Young, Martin J. Mohlenkamp | Ohio University, Published in 2017, 182 pages
29. Mathematics for Computer Science
    Eric Lehman, F Thomson Leighton, Albert R Meyer | MIT, Published in 2010, 557 pages
30. A Practical Arithmetic
    Frank Lincoln Stevens | C. Scribner's sons, Published in 1910, 404 pages
31. Applied Combinatorics
    Mitchel T. Keller, William T. Trotter | Georgia Institute of Technology, Published in 2013, 345 pages
32. Von Neumann Algebras
    Vaughan F. R. Jones | UC Berkeley Mathematics, Published in 2010, 159 pages
33. Implementing Mathematics with The Nuprl Proof Development System
    R. L. Constable, at al. | Prentice Hall, Published in 1986
34. A set of new Smarandache functions, sequences and conjectures in number theory
    Felice Russo | American Research Press, Published in 2000, 114 pages
35. An Introduction to Algebraic Number Theory
    F. Oggier | Nanyang Technological University, Published in 2010, 95 pages
36. Introduction to Lie Groups and Lie Algebras
    Alexander Kirillov, Jr. | SUNY at Stony Brook, Published in 2010, 136 pages
37. Numerical Analysis: Theory and Application
    Jan Awrejcewicz | InTech, Published in 2011, 626 pages
38. An Introduction to the Theory of Numbers
    Leo Moser | The Trillia Group, Published in 2007, 95 pages
39. Holomorphic Spaces
    S. Axler, J. McCarthy, D. Sarason | Cambridge University Press, Published in 1998, 476 pages
40. A Primer on Mapping Class Groups
    Benson Farb, Dan Margalit | Princeton University Press, Published in 2011, 509 pages
41. Diffeomorphisms of Elliptic 3-Manifolds
    S. Hong, J. Kalliongis, D. McCullough, J. H. Rubinstein | arXiv, Published in 2011, 185 pages
42. Introduction to the Theory of Infinite-Dimensional Dissipative Systems
    Constantin I. Chueshov | ACTA, Published in 2002, 419 pages
43. Numerical Methods Course Notes
    Steven E. Pav | University of California at San Diego, Published in 2005, 180 pages
44. Lectures on Mean Periodic Functions
    J.P. Kahane | Tata Institute of Fundamental Research, Published in 1959, 165 pages
45. Algebraic Problems and Exercises for High School
    I. Goian, R. Grigor, V. Marin, F. Smarandache | The Educational Publisher, Published in 2015, 146 pages
46. Introduction to Vectors and Tensors Volume 1: Linear and Multilinear Algebra
    Ray M. Bowen, C.-C.Wang | Springer, Published in 2008, 314 pages
47. Knot Invariants and Higher Representation Theory
    Ben Webster | arXiv, Published in 2013, 87 pages
48. Elementary Calculus
    Frederick S Woods, Frederick H Bailey | Ginn and Company, Published in 1922, 323 pages
49. Probability on Trees and Networks
    Russell Lyons, Yuval Peres | Cambridge University Press, Published in 2016, 716 pages
50. Notes on the course Algebraic Topology
    Boris Botvinnik | University of Oregon, Published in 2010, 181 pages
51. Groups and Semigroups: Connections and Contrasts
    John Meakin | University of Nebraska-Lincoln, Published in 2005, 40 pages
52. An Introduction to Geometry
    Wong Yan Loi | National University of Singapore, Published in 2009, 136 pages
53. Lectures on Commutative Algebra
    Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2006, 64 pages
54. Elementary Functions and Applications
    Arthur Sullivan Gale, Charles William Watkeys | H. Holt & Co., Published in 1920, 459 pages
55. Generic Polynomials: Constructive Aspects of the Inverse Galois Problem
    C. U. Jensen, A. Ledet, N. Yui | Cambridge University Press, Published in 2002, 268 pages
56. Transmutations and Applications: a survey
    Sergei M. Sitnik | arXiv, Published in 2010, 141 pages
57. Basic Data Analysis and More: A Guided Tour Using Python
    O. Melchert | arXiv, Published in 2012, 62 pages
58. Mixed Motives
    Marc Levine | American Mathematical Society, Published in 1998, 523 pages
59. Linear Algebra Review and Reference
    Zico Kolter | Stanford University, Published in 2015, 26 pages
60. Around the Boundary of Complex Dynamics
    Roland K. W. Roeder | arXiv, Published in 2015, 56 pages
61. Tensor Analysis
    Edward Nelson | Princeton Univ Pr, Published in 1974, 138 pages
62. First Course in the Theory of Equations
    Leonard E. Dickson | John Wiley & Sons, Published in 1922, 207 pages
63. Supplementary Algebra
    Robert L. Short | D.C. Heath & Co., Published in 1905, 60 pages
64. Graph Theory Lessons
    Christopher P. Mawata | Math Cove, Published in 2018, 384 pages
65. Linear Algebra Examples C-3: The Eigenvalue Problem and Euclidean Vector Space
    Leif Mejlbro | BookBoon, Published in 2009, 136 pages
66. A First Course In Mathematical Statistics
    C.E. Weatherburn | Cambridge University Press, Published in 1961, 302 pages
67. Exposition of the Theory of Chances and Probabilities
    A. A. Cournot | arXiv.org, Published in 2013, 216 pages
68. Geometry for Elementary School
    | Wikibooks, Published in 2007, 72 pages
69. Model Theory
    Stephen G. Simpson | The Pennsylvania State University, Published in 1998, 127 pages
70. Galois Theory
    Miles Reid | University of Warwick, Published in 2004, 89 pages
71. Lectures on Stratification of Complex Analytic Sets
    M.-H. Schwartz | Tata Institute of Fundamental Research, Published in 1966, 67 pages
72. Linear Functional Analysis
    W W L Chen | Macquarie University, Published in 2008, 129 pages
73. Business Mathematics: A Textbook
    Edward I. Edgerton, Wallace E. Bartholomew | The Ronald Press Co., Published in 1921, 331 pages
74. Higher Topos Theory
    Jacob Lurie | Princeton University Press, Published in 2009, 943 pages
75. Practical Trigonometry
    H. C. Playne | E. Arnold, Published in 1906, 188 pages
76. Hilbert Space Methods for Partial Differential Equations
    R. E. Showalter | Pitman, Published in 1994, 208 pages
77. The Eightfold Way: The Beauty of Klein's Quartic Curve
    Silvio Levy | Cambridge University Press, Published in 1999, 331 pages
78. Bernoulli Polynomials and Applications
    Omran Kouba | arXiv, Published in 2013, 48 pages
79. A First Course in Ordinary Differential Equations
    Norbert Euler | Bookboon, Published in 2015, 232 pages
80. Invitation to Dynamical Systems
    Edward R. Scheinerman | Prentice Hall College Div, Published in 2000, 384 pages
81. Smarandache Loops
    W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 129 pages
82. General Topology
    Jesper M. Moller | , Published in 2010, 75 pages
83. Lectures on Representation Theory and Invariant Theory
    William Crawley-Boevey | University of Leeds, Published in 1990, 77 pages
84. Problems in Mathematical Analysis
    B. P. Demidovich | MIR Publishers, , 511 pages
85. General Topology
    Pierre Schapira | Université Paris VI, Published in 2011, 78 pages
86. Elementary Number Theory
    W W L Chen | Macquarie University, Published in 2003, 98 pages
87. Short introduction to Nonstandard Analysis
    E. E. Rosinger | arXiv, Published in 2004, 197 pages
88. Abstract Algebra I
    Marcel B. Finan | Arkansas Tech University, Published in 2004
89. Vector Calculus, with Applications to Physics
    James Byrnie Shaw | D. Van Nostrand company, Published in 1922, 338 pages
90. The Pythagorean Theorem: Crown Jewel of Mathematics
    John C. Sparks | AuthorHouse, Published in 2008, 190 pages
91. Group theory for Maths, Physics and Chemistry
    Arjeh Cohen, Rosane Ushirobira, Jan Draisma | , Published in 2007, 93 pages
92. A Quick Review of Commutative Algebra
    Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2000, 13 pages
93. Noncommutative Geometry
    Alain Connes | Academic Press, Published in 1994, 654 pages
94. Real Analysis for Graduate Students: Measure and Integration Theory
    Richard F. Bass | CreateSpace, Published in 2011, 206 pages
95. Algebraic L-theory and Topological Manifolds
    A. A. Ranicki | Cambridge University Press, Published in 2011, 365 pages
96. Think Bayes: Bayesian Statistics Made Simple
    Allen B. Downey | Green Tea Press, Published in 2012, 77 pages
97. Introduction Probaility and Statistics
    Muhammad El-Taha | University of Southern Maine, Published in 2003, 147 pages
98. Complex Variables: Second Edition
    R. B. Ash, W. P. Novinger | Dover Publications, Published in 2007, 224 pages
99. Notes on Galois Theory
    Mark Reeder | Boston College, Published in 2012, 66 pages
100. n-Linear Algebra of Type I and Its Applications
     W. B. V. Kandasamy, F. Smarandache | InfoLearnQuest, Published in 2008, 120 pages
101. CK-12 Trigonometry
     Mara Landers, Brenda Meery | CK-12 Foundation, Published in 2009, 629 pages
102. Advanced High School Statistics
     David M Diez, et al. | OpenIntro, Published in 2017, 458 pages
103. Topics in dynamics I: Flows
     Edward Nelson | Princeton University Press, Published in 1969, 122 pages
104. Shadows of the Truth: Metamathematics of Elementary Mathematics
     Alexandre Borovik | American Mathematical Society, Published in 2010, 293 pages
105. Elements of the Theory of Functions of a Complex Variable
     G.E. Fisher, I.J. Schwatt | Philadelphia G.E. Fisher, Published in 1896, 312 pages
106. A Gentle Introduction to Tensors
     Boaz Porat | Technion, Published in 2010, 87 pages
107. Inverse Problem Theory and Methods for Model Parameter Estimation
     Albert Tarantola | SIAM, Published in 2004, 358 pages
108. Graph Theory
     Keijo Ruohonen | Tampere University of Technology, Published in 2008, 114 pages
109. A Course Of Differential Geometry
     John Edward Campbell | Clarendon Press, Published in 1926, 288 pages
110. Lectures on Discrete and Polyhedral Geometry
     Igor Pak | UCLA, Published in 2008, 428 pages
111. Notes on Set Theory
     Michael Makkai | McGill University, Published in 2000, 440 pages
112. On 2D Inverse Problems
     | Wikibooks, Published in 2013
113. Markov Chains and Stochastic Stability
     S.P. Meyn, R.L. Tweedie | Springer, Published in 2005, 567 pages
114. Orbital Integrals on Reductive Lie Groups and Their Algebras
     Francisco Bulnes | InTech, Published in 2013, 181 pages
115. A Mathematics Primer for Physics Graduate Students
     Andrew E. Blechman | , Published in 2007, 78 pages
116. Coordinate Geometry
     Henry B. Fine, Henry D. Thompson | The MacMillan Company, Published in 1911, 318 pages
117. Frobenius Splitting in Commutative Algebra
     Karen E. Smith, Wenliang Zhang | arXiv, Published in 2014, 53 pages
118. Tabletop: Analog Game Design
     Greg Costikyan, Drew Davidson | , Published in 2011, 206 pages
119. Axiomatic Set Theory I
     A. C. Walczak-Typke | , Published in 2009, 128 pages
120. Probability Theory
     Curtis T. McMullen | Harvard University, Published in 2011, 98 pages
121. Lecture Notes on Differentiable Manifolds
     Jie Wu | National University of Singapore, Published in 2004, 78 pages
122. Precalculus
     David H. Collingwood, K. David Prince, Matthew M. Conroy | , Published in 2011, 335 pages
123. Mathematical Illustrations: A Manual of Geometry and PostScript
     Bill Casselman | Cambridge University Press, Published in 2005, 336 pages
124. Semi-classical analysis
     Victor Guillemin, Shlomo Sternberg | Harvard University, Published in 2012, 488 pages
125. Probability, Random Processes, and Ergodic Properties
     Robert M. Gray | Springer, Published in 2008, 217 pages
126. Statistics
     | Wikibooks, Published in 2013, 236 pages
127. Collections of Problems on Smarandache Notions
     Charles Ashbacher | Erhus University Press, Published in 1996, 75 pages
128. The World of Mathematics
     Philipp Legner | Mathigon, Published in 2012
129. Linear Algebra with Applications
     W. Keith Nicholson | Lyryx, Published in 2018, 698 pages
130. Men of Mathematics
     E.T. Bell | Archive.org, Published in 1937
131. Notes on Classical Groups
     Peter J. Cameron | Queen Mary and Westfield College, Published in 2000, 96 pages
132. Calculus in Context
     James Callahan, et al. | Five Colleges, Inc., Published in 2008, 869 pages
133. Graph Theory With Applications
     J.A. Bondy and U.S.R. Murty | Elsevier Science Ltd, Published in 1976, 270 pages
134. Relationships, Change and Mathematical Analysis
     Roy McWeeny | Learning Development Institute, Published in 2011, 94 pages
135. Calculus: A Modern, Rigorous Approach
     Horst R. Beyer | , Published in 2007, 805 pages
136. Introduction to Stokes Structures
     Claude Sabbah | arXiv, Published in 2010, 157 pages
137. Surreal Numbers: An Introduction
     Claus Tondering | , Published in 2013, 50 pages
138. The Principles Of Mathematics
     Bertrand Russell | W. W. Norton & Company, , 579 pages
139. Probability, Geometry and Integrable Systems
     Mark Pinsky, Bjorn Birnir | Cambridge University Press, Published in 2007, 428 pages
140. An Introduction to Stochastic PDEs
     Martin Hairer | arXiv, Published in 2009, 78 pages
141. Axiomatic Set Theory
     Michael Meyling | , Published in 2011, 36 pages
142. Theory of the Integral
     Brian S. Thomson | ClassicalRealAnalysis.info, Published in 2012, 407 pages
143. Abstract Algebra
     J. Mathos, R. Campanha | Wikibooks, Published in 2012
144. Complex Analysis
     Christian Berg | Kobenhavns Universitet, Published in 2012, 192 pages
145. A Brief Course in the Calculus
     William Cain | D. Van Norstrand company, Published in 1905, 298 pages
146. Lectures on the History of Mathematics
     G. Donald Allen | Texas A&M University, Published in 2003
147. Engineering Mathematics 1
     Ian Craw, Stuart Dagger, John Pulham | , Published in 2003, 187 pages
148. Using R for Introductory Statistics
     John Verzani | Chapman & Hall/CRC, Published in 2004, 114 pages
149. Heegner Points and Rankin L-Series
     Henri Darmon, Shou-Wu Zhang | Cambridge University Press, Published in 2004, 382 pages
150. Nonstandard Analysis
     J. Ponstein | , Published in 2002, 147 pages
151. Lectures on Symplectic Geometry
     Ana Cannas da Silva | Springer, Published in 2006, 225 pages
152. Smarandache Semirings, Semifields and Semivector Spaces
     W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 122 pages
153. Famous Problems of Elementary Geometry
     Felix Klein | Ginn and Co., Published in 1897, 108 pages
154. Categories, Types, and Structures
     Andrea Asperti, Giuseppe Longo | MIT Press, Published in 1991, 300 pages
155. Basic Analysis Gently Done: Topological Vector Spaces
     Ivan F. Wilde | King's College, London, Published in 2010, 129 pages
156. The Numerical Approximation of Functional Differential Equations
     Daniele Venturi | arXiv, Published in 2016, 113 pages
157. Indian Mathematics
     G. R. Kaye | Thacker, Spink & Co., Published in 1915, 102 pages
158. Open Trigonometry: Basic to Advanced
     | Wikibooks, Published in 2014, 51 pages
159. Geometric Complexity Theory: An Introduction for Geometers
     J.M. Landsberg | arXiv, Published in 2013, 38 pages
160. Calculus, Applications and Theory
     Kenneth Kuttler | , Published in 2008, 912 pages
161. Mathematics of Modality
     Robert Goldblatt | CSLI Publications, Published in 1993, 288 pages
162. Introduction to Topology
     Alex Kuronya | , Published in 2010, 102 pages
163. Differential Topology and Morse Theory
     Dirk Schuetz | University of Sheffield, Published in 2009, 96 pages
164. First Principles of Symmetrical Beauty
     David Ramsay Hay | W. Blackwood and sons, Published in 1846, 305 pages
165. Numerical Methods for Large Eigenvalue Problems
     Yousef Saad | SIAM, Published in 2011, 285 pages
166. Differential Geometry in Physics
     Gabriel Lugo | University of North Carolina at Wilmington, Published in 2006, 61 pages
167. Lectures on Singular Stochastic PDEs
     M. Gubinelli, N. Perkowski | arXiv, Published in 2015, 67 pages
168. Analytic Combinatorics
     Philippe Flajolet, Robert Sedgewick | Cambridge University Press, Published in 2008, 822 pages
169. Basic Calculus Refresher
     Ismor Fischer | University of Wisconsin, Published in 2008, 21 pages
170. Statistics Beyond the Absolute Basics
     Ivan Lowe | scientificlanguage.com, Published in 2018, 182 pages
171. Introduction to Modal Logic
     Gary Hardegree | UMass Amherst, Published in 2009, 275 pages
172. Partial Differential Equations for Finance
     Robert V. Kohn | New York University, Published in 2003, 121 pages
173. Lectures on the Theory of Algebraic Functions of One Variable
     M. Deuring | Tata Institute of Fundamental Research, Published in 1959, 154 pages
174. The Essential Elementary and Intermediate Algebra
     Jon Blakely | JonBlakely.com, Published in 2016, 314 pages
175. Trends in Commutative Algebra
     Luchezar L. Avramov, at al. | Cambridge University Press, Published in 2005, 264 pages
176. A Probability Course for the Actuaries
     Marcel B. Finan | Arkansas Tech University, Published in 2011, 517 pages
177. Introduction to Symplectic and Hamiltonian Geometry
     Ana Cannas da Silva | , Published in 2007, 158 pages
178. Elementary Illustrations of the Differential and Integral Calculus
     Augustus De Morgan | The Open Court Pub. Co., Published in 1899, 194 pages
179. Set Linear Algebra and Set Fuzzy Linear Algebra
     W. B. V. Kandasamy, F. Smarandache, K. Ilanthenral | InfoLearnQuest, Published in 2008, 345 pages
180. Mathematical Methods of Engineering Analysis
     Erhan Cinlar, Robert J. Vanderbei | , Published in 2000, 119 pages
181. Arithmetic Duality Theorems
     J.S. Milne | BookSurge Publishing, Published in 2006, 347 pages
182. A Course of Elementary Mathematics
     John Radford Young | Wm. H. Allen, Published in 1862, 658 pages
183. Introduction to Algebraic Topology and Algebraic Geometry
     U. Bruzzo | , Published in 2008, 138 pages
184. Lectures On Approximation By Polynomials
     J.G. Burkill | Tata Institute of Fundamental Research, Published in 1959, 75 pages
185. Comparison Geometry
     Karsten Grove, Peter Petersen | Cambridge University Press, Published in 1997, 262 pages
186. Algebraic Groups, Lie Groups, and their Arithmetic Subgroups
     J. S. Milne | , Published in 2010, 383 pages
187. Symplectic, Poisson, and Noncommutative Geometry
     Tohru Eguchi, et al. | Cambridge University Press, Published in 2014, 290 pages
188. New Perspectives in Algebraic Combinatorics
     Louis J. Billera, at al. | Cambridge University Press, Published in 1999, 345 pages
189. Chance and Luck
     Richard A. Proctor | Longmans, Green, and Co., Published in 1887, 164 pages
190. A Primer on Homotopy Colimits
     Daniel Dugger | University of Oregon, Published in 2008, 72 pages
191. Manifolds: Current Research Areas
     Paul Bracken (ed.) | InTech, Published in 2017, 158 pages
192. Calculus Made Easy
     Silvanus P. Thompson | The MacMillan Company, Published in 1914, 315 pages
193. College Trigonometry
     Carl Stitz, Jeff Zeager | Stitz Zeager Open Source Mathematics, Published in 2013, 398 pages
194. Lectures on Algebraic Groups
     Alexander Kleshchev | University of Oregon, Published in 2005, 166 pages
195. Applied Mathematical Programming
     S. Bradley, A. Hax, T. Magnanti | Addison-Wesley, Published in 1977, 716 pages
196. Residues and Duality
     Robin Hartshorne | Springer, Published in 1966, 434 pages
197. College Mathematics: Algebra
     | Wikipedia, Published in 2014
198. Category Theory and Functional Programming
     Mikael Vejdemo-Johansson | University of St. Andrews, Published in 2012, 99 pages
199. Lie groups and Lie algebras
     N. Reshetikhin, V. Serganova, R. Borcherds | UC Berkeley, Published in 2006, 179 pages
200. Flavors of Geometry
     Silvio Levy | Cambridge University Press, Published in 1997, 208 pages
201. Mathematical Essays and Recreations
     Hermann Schubert | The Open Court Publishing, Published in 1898, 159 pages
202. Calculus III
     Paul Dawkins | Lamar University, Published in 2011, 287 pages
203. Calculus
     H.W. March, H.C. Wolff | McGraw-Hill, Published in 1917, 388 pages
204. Introduction to Representation Theory
     Pavel Etingof, at al. | MIT, Published in 2009, 99 pages
205. Introduction to Graphs
     | Wikipedia, Published in 2014
206. Lectures on Topics in Stochastic Differential Equations
     Daniel W. Stroock | Tata Institute of Fundamental Research, Published in 1982, 93 pages
207. Lectures on Some Aspects of p-Adic Analysis
     F. Bruhat | Tata Institute of Fundamental Research, Published in 1963, 147 pages
208. Model Theory
     C. Ward Henson | University of South Carolina, Published in 2010, 122 pages
209. An Algorithm for Constructing Lyapunov Functions
     Sigurdur Freyr Hafstein | , Published in 2007, 100 pages
210. Applied Multivariate Statistical Analysis
     Wolfgang K. Hardle, Leopold Simar | Springer, Published in 2003, 488 pages
211. Operator Algebras and Quantum Statistical Mechanics
     Ola Bratteli, Derek W. Robinson | Springer, Published in 2003, 505 pages
212. Just the Maths
     A. J. Hobson | , Published in 2002, 1296 pages
213. Calculus: Early Transcendentals
     David Guichard | Lyryx, Published in 2016, 656 pages
214. Lectures on Polyhedral Topology
     John R. Stallings | Tata Institute of Fundamental Research, Published in 1967, 214 pages
215. A Short Introduction to Classical and Quantum Integrable Systems
     O. Babelon | , Published in 2007, 145 pages
216. Lectures on Measure Theory and Probability
     H.R. Pitt | Tata institute of Fundamental Research, Published in 1958, 126 pages
217. Logic and Proof
     Lawrence C Paulson | University of Cambridge, Published in 2002, 79 pages
218. Fundamentals of Analysis
     W W L Chen | Macquarie University, Published in 2008, 152 pages
219. Intermediate Maths for Chemists
     J. E. Parker | Bookboon, Published in 2013, 106 pages
220. A Scrap-Book of Elementary Mathematics
     William F. White | The Open Court Publishing Company, Published in 1908, 234 pages
221. Linear Algebra
     Benjamin McKay | University College Cork, Published in 2008, 491 pages
222. Analytic Geometry and Calculus
     F.S. Woods, F.H. Bailey | Ginn and Company, Published in 1917, 542 pages
223. Iterative Methods for Sparse Linear Systems
     Yousef Saad | PWS, Published in 1996
224. Probability, Statistics and Stochastic Processes
     Cosma Rohilla Shalizi | , Published in 2001, 71 pages
225. Lectures on Fibre Bundles and Differential Geometry
     J.L. Koszul | Tata Institute of Fundamental Research, Published in 1960, 105 pages
226. Algorithmic Mathematics
     Leonard Soicher, Franco Vivaldi | Queen Mary University of London, Published in 2004, 94 pages
227. Algebraic Curves: an Introduction to Algebraic Geometry
     William Fulton | Benjamin, Published in 1969, 129 pages
228. Convex Optimization
     Stephen Boyd, Lieven Vandenberghe | Cambridge University Press, Published in 2004, 730 pages
229. Representations of Reductive p-adic Groups
     Fiona Murnaghan | University of Toronto, Published in 2009, 128 pages
230. Inner Algebra
     Aaron Maxwell | Lulu.com, Published in 2005, 94 pages
231. Projective Differential Geometry Of Curves And Surfaces
     Ernest Preston Lane | The University Of Chicago Press, Published in 1932, 344 pages
232. Symbolic Logic
     Lewis Carroll | Macmillan and co, Published in 1897
233. Nonlinear Partial Differential Equations of Elliptic Type
     Vicentiu Radulescu | arXiv, Published in 2005, 114 pages
234. Circulants
     Alun Wyn-jones | , Published in 2008, 149 pages
235. Notes on String Topology
     Ralph L. Cohen, Alexander A. Voronov | arXiv, Published in 2005, 95 pages
236. Analytic Geometry and Principles of Algebra
     A. Ziwet, L.A. Hopkins, E.R. Hedrick | The Macmillan Company, Published in 1913, 398 pages
237. Introduction to Groups, Invariants and Particles
     Frank W. K. Firk | Orange Grove Texts Plus, Published in 2000, 162 pages
238. Linear Algebra for Informatics
     José Figueroa-O'Farrill | The University of Edinburgh, Published in 2005, 69 pages
239. CDBooK: Introduction to Vassiliev Knot invariants
     S.Chmutov, S.Duzhin, J.Mostovoy | Ohio State Universit, Published in 2009, 460 pages
240. An Infinitely Large Napkin
     Evan Chen | MIT, Published in 2016, 615 pages
241. Topics in Finite Geometry: Ovals, Ovoids and Generalized Quadrangles
     S. E. Payne | University of Colorado Denver, Published in 2007, 945 pages
242. Probability and Statistics
     | UCLA, Published in 2012
243. Reversible Markov Chains and Random Walks on Graphs
     David Aldous, James Allen Fill | University of California, Berkeley, Published in 2014, 516 pages
244. Applied Mathematical Programming Using Algebraic Systems
     Bruce A. McCarl, Thomas H. Spreen | Texas A&M University, Published in 2011, 567 pages
245. Introduction to Numerical Methods
     Jeffrey R. Chasnov | The Hong Kong University, Published in 2012, 63 pages
246. Mathematical Methods for Economic Theory: a tutorial
     Martin J. Osborne | University of Toronto, Published in 2007, 301 pages
247. Computer Algebra, Algorithms, Systems and Applications
     Richard Liska, at al. | Czech Technical University, Published in 1996
248. Category Theory for Scientists
     David I. Spivak | arXiv, Published in 2013, 261 pages
249. Lectures on the Geometry of Manifolds
     Liviu I. Nicolaescu | World Scientific Publishing Company, Published in 2009, 570 pages
250. A Practical Guide to Robust Optimization
     Bram L. Gorissen, Ihsan Yanıkoğlu, Dick den Hertog | arXiv, Published in 2015, 29 pages
251. Lectures on Holomorphic Curves in Symplectic and Contact Geometry
     Chris Wendl | arXiv, Published in 2010, 153 pages
252. Category Theory for Programmers
     Bartosz Milewski | unglue.it, Published in 2017, 510 pages
253. Some Fundamental Theorems in Mathematics
     Oliver Knill | arXiv.org, Published in 2018, 133 pages
254. Mathematical Principals of Dynamic Systems and the Foundations of Quantum Physics
     Eric Tesse | arXiv, Published in 2011, 87 pages
255. A First Course in Topology: Continuity and Dimension
     John McCleary | American Mathematical Society, Published in 2006, 210 pages
256. Notes on Algebraic Structures
     Peter J. Cameron | Queen Mary, University of London, Published in 2006, 102 pages
257. Random Walks and Electric Networks
     Peter G. Doyle, J. Laurie Snell | Dartmouth College, Published in 2006, 118 pages
258. H Ring Spectra and Their Applications
     R. R. Bruner, J. P. May, J. E. McClure, M. Steinberger | Springer, Published in 1986, 400 pages
259. Classical Algebraic Geometry: A Modern View
     Igor V. Dolgachev | Cambridge University Press, Published in 2012, 721 pages
260. Algorithmic Number Theory
     J.P. Buhler, P. Stevenhagen | Cambridge University Press, Published in 2008, 662 pages
261. Measure Theory in Non-Smooth Spaces
     Nicola Gigli | De Gruyter Open, Published in 2017, 346 pages
262. Differential Equations From The Algebraic Standpoint
     Joseph Fels Ritt | The American Mathematical Society, Published in 1932, 201 pages
263. The Hopf Bifurcation and Its Applications
     J. E. Marsden, M. McCracken | Springer, Published in 1976, 424 pages
264. Groups Around Us
     Pavel Etingof | Massachusetts Institute of Technology, Published in 2018, 25 pages
265. Neutral and Non-Euclidean Geometries
     David C. Royster | UNC Charlotte, Published in 2000, 145 pages
266. A Short Course on Approximation Theory
     N. L. Carothers | Bowling Green State University, Published in 2009, 159 pages
267. generatingfunctionology
     Herbert S. Wilf | A K Peters, Ltd., Published in 2006, 245 pages
268. Bayesian Spectrum Analysis and Parameter Estimation
     G. Larry Bretthorst | Springer, Published in 1988, 220 pages
269. Knot Diagrammatics
     Louis H. Kauffman | arXiv, Published in 2004, 107 pages
270. Synchronization and Linearity: An Algebra for Discrete Event Systems
     F. Baccelli, G. Cohen, G. J. Olsder, J. Quadrat | John Wiley & Sons, Published in 1993, 501 pages
271. The Geometry and Topology of Three-Manifolds
     William P Thurston | Mathematical Sciences Research Institute, Published in 2002, 502 pages
272. Sam Loyd's Cyclopedia of 5000 Puzzles tricks and Conundrums
     Sam Loyd | The Lamb Publishing Company, Published in 1914, 194 pages
273. Algorithmic Algebra
     Bhubaneswar Mishra | Courant Institute of Mathematical Sciences, Published in 1993, 425 pages
274. Lectures on Topics In One-Parameter Bifurcation Problems
     P. Rabier | Tata Institute of Fundamental Research, Published in 1985, 238 pages
275. Elementary Symbolic Dynamics and Chaos in Dissipative Systems
     Bai-Lin Hao | World Scientific, Published in 1989, 475 pages
276. How To Write Proofs
     Larry W. Cusick | California State University, Fresno, Published in 2009
277. Derivations of Applied Mathematics
     Thaddeus H. Black | Debian Project, Published in 2017, 742 pages
278. Stability, Riemann Surfaces, Conformal Mappings: Complex Functions Theory a-3
     Leif Mejlbro | BookBoon, Published in 2010, 115 pages
279. Commutative Algebra
     Keerthi Madapusi | Harvard University, Published in 2007, 177 pages
280. Finite Difference Computing with PDEs
     Hans Petter Langtangen, Svein Linge | Springer, Published in 2017, 507 pages
281. Reasonable Basic Algebra
     Alain Schremmer | , Published in 2008, 272 pages
282. Community Calculus
     David Guichard, Neal Koblitz | , Published in 2008, 446 pages
283. Theory of Symmetry and Ornament
     Slavik V. Jablan | Matematicki Institut, Published in 1995, 331 pages
284. Algebraic and Geometric Topology
     Andrew Ranicki, Norman Levitt, Frank Quinn | Springer, Published in 1985, 436 pages
285. Complex Manifolds and Hermitian Differential Geometry
     Andrew D. Hwang | University of Toronto, Published in 1997, 113 pages
286. Lecture notes on C*-algebras, Hilbert C*-modules, and quantum mechanics
     N.P. Landsman | arXiv, Published in 1998, 90 pages
287. Complex Geometry of Nature and General Relativity
     Giampiero Esposito | arXiv, Published in 1999, 229 pages
288. Traveling Wave Solutions of Parabolic Systems
     A. Volpert, V. Volpert, V. Volpert | American Mathematical Society, Published in 2000, 448 pages
289. Introduction to the Numerical Integration of PDEs
     B. Piette | University of Durham, Published in 2004, 89 pages
290. An Introduction to Nonlinear Optimization Theory
     Marius Durea, Radu Strugariu | De Gruyter Open, Published in 2014, 328 pages
291. Smooth Numbers: Computational Number Theory and Beyond
     Andrew Granville | Universite de Montreal, Published in 2008, 58 pages
292. Quadratic Forms and Their Applications
     Andrew Ranicki, et al. | American Mathematical Society, Published in 2000, 314 pages
293. Geometry of the Quintic
     Jerry Shurman | Wiley-Interscience, Published in 1997, 208 pages
294. Differential Equations and Linear Algebra
     Simon J.A. Malham | Heriot-Watt University, Published in 2010, 95 pages
295. Random Graphs and Complex Networks
     Remco van der Hofstad | Eindhoven University of Technology, Published in 2010, 363 pages
296. A Summary of Calculus
     Karl Heinz Dovermann | University of Hawaii, Published in 2003, 164 pages
297. Stability Analysis via Matrix Functions Method
     A. A. Martynyuk | Bookboon, Published in 2013, 257 pages
298. Probability Theory
     S. R. S. Varadhan | New York University, Published in 2000, 300 pages
299. Noncommutative Rings
     Michael Artin | , Published in 1999, 103 pages
300. Advanced Graph Theory and Combinatorial Optimization
     Alexander Schrijver | , Published in 2012, 64 pages
301. Introduction to Probability, Statistics, and Random Processes
     Hossein Pishro-Nik | Kappa Research, LLC, Published in 2014, 744 pages
302. A Cultural Paradox: Fun in Mathematics
     Jeff Zilahy | Feedbooks, Published in 2010, 75 pages
303. The Algebraic Theory of Modular Systems
     Francis Sowerby Macaulay | Cambridge University Press, Published in 1916, 140 pages
304. Discrete Optimization
     Guido Schaefer | Utrecht University, Published in 2012, 97 pages
305. Lectures on Noise Sensitivity and Percolation
     Christophe Garban, Jeffrey E. Steif | arXiv, Published in 2011, 150 pages
306. An Introductory Course Of Mathematical Analysis
     Charles Walmsley | Cambridge University Press, Published in 1920, 268 pages
307. Lectures on Numerical Methods for Non-Linear Variational Problems
     R. Glowinski | Tata Institute of Fundamental Research, Published in 1980, 265 pages
308. Preparing for College Physics
     David Murdock | TTU, Published in 2002, 64 pages
309. A Course in Universal Algebra
     S. Burris, H.P. Sankappanavar | Springer-Verlag, Published in 1982, 331 pages
310. Lectures On Levi Convexity Of Complex Manifolds And Cohomology Vanishing Theorems
     E. Vesentini | Tata Institute Of Fundamental Research, Published in 1967, 114 pages
311. Commutative Algebra
     Pete L. Clark | University of Georgia, Published in 2015, 363 pages
312. Encyclopedia of Mathematics
     | Kluwer Academic Publishers, Published in 2002, 1202 pages
313. Special Course in Functional Analysis: (Non-)Commutative Topology
     Ville Turunen | Aalto TKK, Published in 2008, 83 pages
314. Predicative Arithmetic
     Edward Nelson | Princeton Univ Pr, Published in 1987, 201 pages
315. On Riemann's Theory of Algebraic Functions and their Integrals
     Felix Klein | Macmillan and Bowes, Published in 1893, 128 pages
316. History of Modern Mathematics
     David Eugene Smith | Columbia University, Published in 1906, 75 pages
317. The Hermitian Two Matrix Model with an Even Quartic Potential
     M. Duits,‎ A.B.J. Kuijlaars,‎ M. Yue Mo | American Mathematical Society, Published in 2012, 118 pages
318. Introduction to Differential Topology, de Rham Theory and Morse Theory
     Michael Muger | Radboud University, Published in 2005, 80 pages
319. Notes on Fermionic Fock Space for Number Theorists
     Greg W. Anderson | The University of Arizona, Published in 2000, 99 pages
320. Mathematics and Biology: The Interface, Challenges, and Opportunities
     Simon A. Levin | , Published in 2008
321. Proof in Mathematics: An Introduction
     James Franklin, Albert Daoud | Kew Books, Published in 2011, 104 pages
322. Lectures on Optimization: Theory and Algorithms
     John Cea | Tata Institute of Fundamental Research, Published in 1978, 237 pages
323. Solving PDEs in Python
     Hans Petter Langtangen, Anders Logg | Springer, Published in 2017, 148 pages
324. Notes on the Science of Logic
     Nuel Belnap | University of Pittsburgh, Published in 2009, 227 pages
325. Categories and Modules
     Takahiro Kato | viXra.org, Published in 2015, 323 pages
326. One Variable Advanced Calculus
     Kenneth Kuttler | Brigham Young University, Published in 2018, 327 pages
327. Lectures on the Philosophy of Mathematics
     James Byrnie Shaw | Open Court Pub. Co, Published in 1918, 222 pages
328. Functions and Their Graphs
     J. Nicholas, J. Hunter, J. Hargreaves | University of Sydney, Published in 1997, 77 pages
329. Seven Sketches in Compositionality: An Invitation to Applied Category Theory
     Brendan Fong, David I Spivak | arXiv.org, Published in 2018, 243 pages
330. Fractional Calculus: Theory and Applications
     Francesco Mainardi (ed.) | MDPI AG, Published in 2018, 210 pages
331. Calculus I
     Paul Dawkins | Lamar University, Published in 2011, 586 pages
332. Introduction to Stochastic Analysis
     Michael Roeckner | Universitaet Bielefeld, Published in 2011, 98 pages
333. Probability and Mathematical Statistics
     Prasanna Sahoo | University of Louisville, Published in 2013, 712 pages
334. Multiplication of Vectors and Structure of 3D Euclidean Space
     Miroslav Josipovic | viXra, Published in 2016, 70 pages
335. A First Course in Linear Algebra
     Ken Kuttler | Lyryx, Published in 2017, 608 pages
336. A Philosophical Essay on Probabilities
     Pierre Simon Laplace | Chapman & Hall, Published in 1902, 234 pages
337. Functional Analysis
     Alexander C. R. Belton | Lancaster University, Published in 2006, 127 pages
338. An Introduction to Dynamical Systems and Chaos
     Marc Spiegelman | LDEO, Published in 1997, 67 pages
339. Ordinary Differential Equations
     Stephen Wiggins | University of Bristol, Published in 2017, 146 pages
340. Lectures on Torus Embeddings and Applications
     Tadao Oda | Tata Institute of Fundamental Research, Published in 1978, 158 pages
341. Elementary Algebra
     John Redden | The Saylor Foundation, Published in 2011, 1334 pages
342. Cook-Book Of Mathematics
     Viatcheslav Vinogradov | CERGE-EI, Published in 1999, 116 pages
343. Practical Mathematics for Home Study
     Claude Irwin Palmer | McGraw-Hill, Published in 1919, 528 pages
344. Bayesian Field Theory
     J. C. Lemm | arXiv.org, Published in 2000, 200 pages
345. Mathematics in the Age of the Turing Machine
     Thomas Hales | arXiv, Published in 2013, 45 pages
346. Introduction to Partial Differential Equations
     John Douglas Moore | UCSB, Published in 2003, 169 pages
347. Pseudodifferential Operators and Nonlinear PDE
     Michael E. Taylor | Birkhäuser Boston, Published in 1991, 202 pages
348. An Architecture for Combinator Graph Reduction
     Philip J. Koopman, Jr. | Academic Press, Published in 1990, 176 pages
349. Categorical Homotopy Theory
     Emily Riehl | Cambridge University Press, Published in 2014, 292 pages
350. Advanced Problems in Mathematics: Preparing for University
     Stephen Siklos | Open Book Publishers, Published in 2016, 189 pages
351. High School Algebra
     J.T. Crawford | The Macmillan Company, Published in 1916, 428 pages
352. Fundamentals of Model Theory
     William Weiss, Cherie D'Mello | University of Toronto, Published in 1997, 64 pages
353. Probability: Theory and Examples
     Rick Durrett | Cambridge University Press, Published in 2010, 372 pages
354. An Episodic History of Mathematics
     Steven G. Krantz | Mathematical Association of America, Published in 2006, 483 pages
355. Calculus and Linear Algebra. Vol. 1
     Wilfred Kaplan, Donald J. Lewis | University of Michigan Library, Published in 2007, 712 pages
356. First Book in Arithmetic
     | W.W. Shannon, Published in 1905, 268 pages
357. Applied and Computational Linear Algebra: A First Course
     Charles L. Byrne | University of Massachusetts Lowell, Published in 2013, 504 pages
358. Galois Groups and Fundamental Groups
     David Meredith | San Francisco State University, Published in 1999, 89 pages
359. Differential Equations
     William Woolsey Johnson | J. Wiley, Published in 1906, 96 pages
360. Formal Logic
     | Wikibooks, Published in 2009
361. A Primer of Mathematical Writing
     Steven G. Krantz | arXiv.org, Published in 2016, 276 pages
362. Finite Group Representations for the Pure Mathematician
     Peter Webb | University of Minnesota, Published in 2007, 183 pages
363. Introduction to Mathematical Logic: A problem solving course
     Arnold W. Miller | arXiv, Published in 1996, 75 pages
364. Discrete Dynamical Systems
     Arild Wikan | Bookboon, Published in 2013, 254 pages
365. Nonlinear Analysis and Differential Equations
     Klaus Schmitt, Russell C. Thompson | University of Utah, Published in 2004, 158 pages
366. Why the Boundary of a Round Drop Becomes a Curve of Order Four
     A. N. Varchenko, P. I. Etingof | American Mathematical Society, Published in 1992, 72 pages
367. Logic for Computer Science
     Jean H. Gallier | Longman Higher Education, Published in 1986, 528 pages
368. Geometry with an Introduction to Cosmic Topology
     Mike Hitchman | , Published in 2017, 177 pages
369. Combinatorics Through Guided Discovery
     Kenneth P. Bogart | Dartmouth College, Published in 2004, 202 pages
370. Design, Evaluation and Analysis of Combinatorial Optimization Heuristic Algorithms
     Daniel Karapetyan | arXiv, Published in 2012, 202 pages
371. Model Categories and Simplicial Methods
     Paul Goerss, Kristen Schemmerhorn | Northwestern University, Published in 2004, 46 pages
372. Medians and Means in Riemannian Geometry: Existence, Uniqueness and Computation
     M. Arnaudon, F. Barbaresco, L. Yang | arXiv, Published in 2011, 48 pages
373. Discrete Structures
     Vladlen Koltun | Stanford University, Published in 2008, 89 pages
374. The Chaos Hypertextbook
     Glenn Elert | , Published in 2007
375. Advances in Graph Algorithms
     Ton Kloks, Yue-Li Wang | viXra.org, Published in 2013, 178 pages
376. Introduction to Statistical Thought
     Michael Lavine | , Published in 2008, 434 pages
377. Interacting Particle Systems
     Stefan Grosskinsky | University of Warwick, Published in 2009, 56 pages
378. CK-12 Geometry
     V. Cifarelli, A. Gloag, D. Greenberg, J. Sconyers, B. Zahner | CK-12 Foundation, Published in 2009, 810 pages
379. Algebraic and Geometric Surgery
     Andrew Ranicki | Oxford University Press, Published in 2002, 380 pages
380. Theory and Applications of Ordered Fuzzy Numbers
     Piotr Prokopowicz, et al. | Springer, Published in 2017, 322 pages
381. Abstract Set Theory
     Thoralf A. Skolem | University of Notre Dame, Published in 1962, 70 pages
382. Prerequisites in Algebraic Topology
     Bjorn Ian Dundas | NTNU, Published in 2005, 55 pages
383. The Gamma Function
     James Bonnar | viXra, Published in 2017, 163 pages
384. Trigonometry
     Michael Corral | mecmath.net, Published in 2009, 174 pages
385. Lectures on Harmonic Analysis
     Thomas Wolff | American Mathematical Society, Published in 2003, 85 pages
386. Variational Modelling: Energies, gradient flows, and large deviations
     Mark A. Peletier | arXiv, Published in 2014, 64 pages
387. Understanding Algebra
     James W. Brennan | , Published in 2011, 106 pages
388. Homotopy Theories and Model Categories
     W. G. Dwyer, J. Spalinski | University of Notre Dame, Published in 1995, 56 pages
389. Lectures on Lipschitz Analysis
     Juha Heinonen | , Published in 2005, 77 pages
390. A Feel for Statistics
     Ivan Lowe | scientificlanguage.com, Published in 2016, 121 pages
391. A Handbook of Statistics
     Darius Singpurwalla | Bookboon, Published in 2013, 79 pages
392. Vector Analysis and the Theory of Relativity
     Francis Dominic Murnaghan | Johns Hopkins press, Published in 1922, 156 pages
393. Abelian Categories: an Introduction to the Theory of Functors
     Peter Freyd | Harper and Row, Published in 1964, 192 pages
394. Amusements in Mathematics
     Henry Ernest Dudeney | Nelson, Published in 1917, 280 pages
395. Introductory Statistics Notes
     Jamie DeCoster | University of Alabama, Published in 1998, 48 pages
396. Synthetic Geometry of Manifolds
     Anders Kock | University of Aarhus, Published in 2009, 314 pages
397. Interval Groupoids
     W. B. V. Kandasamy, F. Smarandache, M. K. Chetry | arXiv, Published in 2010, 240 pages
398. Engineering Mathematics: YouTube Workbook
     Christopher C. Tisdell | BookBoon, Published in 2012, 114 pages
399. Functors and Categories of Banach Spaces
     Peter W. Michor | Springer, Published in 1978, 103 pages
400. Topology Illustrated
     Peter Saveliev | Intelligent Perception, Published in 2014
401. Lectures on Differential Equations
     Craig A. Tracy | University of California, Published in 2011, 131 pages
402. Lectures on Analytic Number Theory
     H. Rademacher | Tata Institute of Fundamental Research, Published in 1955, 283 pages
403. Calculus Without Limits
     John C. Sparks | Sparrow Hawk Treasures, Published in 2008, 344 pages
404. Complex Dynamics and Renormalization
     Curtis T. McMullen | Princeton University Press, Published in 1994, 219 pages
405. Notes on Optimization
     Pravin Varaiya | Van Nostrand, Published in 1972, 140 pages
406. An Introduction to the Smarandache Function
     Charles Ashbacher | Erhus Univ Pr, Published in 1995, 62 pages
407. Riemannian Submanifolds: A Survey
     Bang-Yen Chen | arXiv, Published in 2013, 272 pages
408. Foundations of Constructive Probability Theory
     Yuen-Kwok Chan | arXiv.org, Published in 2019, 517 pages
409. Lectures On Some Fixed Point Theorems Of Functional Analysis
     F.F. Bonsall | Tata Institute Of Fundamental Research, Published in 1962, 147 pages
410. Geometry of Numbers with Applications to Number Theory
     Pete L. Clark | University of Georgia, Published in 2013, 138 pages
411. Probability and Theory of Errors
     Robert Simpson Woodward | J. Wiley & Sons, Published in 1906, 64 pages
412. A Geometric Approach to Differential Forms
     David Bachman | arXiv, Published in 2003, 106 pages
413. Riemannian Geometry
     Ilkka Holopainen, Tuomas Sahlsten | , Published in 2013, 102 pages
414. Introductory Statistics
     T. H. Wonnacott, R. J. Wonnacott | Wiley, Published in 1969, 416 pages
415. Notes on Combinatorics
     Peter J. Cameron | Queen Mary, University of London, Published in 2007, 130 pages
416. Basic Algebra
     Anthony W. Knapp | , Published in 2016, 762 pages
417. Toeplitz and Circulant Matrices: A review
     Robert M. Gray | Now Publishers Inc, Published in 2006, 104 pages
418. Topics in the Theory of Quadratic Residues
     Steve Wright | arXiv, Published in 2014, 160 pages
419. Lectures On Old And New Results On Algebraic Curves
     P. Samuel | Tata Institute Of Fundamental Research, Published in 1966, 99 pages
420. Street-Fighting Mathematics
     Sanjoy Mahajan | The MIT Press, Published in 2010, 153 pages
421. Non-Euclidean Geometry
     Henry Manning | Ginn and Company, Published in 1901, 93 pages
422. An Introduction to Algebraic Surgery
     Andrew Ranicki | arXiv, Published in 2000, 82 pages
423. Computer analysis of number sequences
     Henry Ibstedt | American Research Press, Published in 1998, 86 pages
424. Homeomorphisms in Analysis
     Casper Goffman, at al. | American Mathematical Society, Published in 1997, 216 pages
425. Fundamentals of High School Mathematics
     Harold O. Rugg, John R. Clark | Yonkers-on-Hudson, N.Y., Published in 1918, 296 pages
426. Special Functions, a Review
     S. Arfaoui, I. Rezgui, A.B. Mabrouk | viXra, Published in 2016, 69 pages
427. Entropy and Partial Differential Equations
     Lawrence C. Evans | UC Berkeley, Published in 2003, 213 pages
428. Tilings and Patterns
     E O Harriss | Mathematicians.org.uk, Published in 2008, 43 pages
429. Stochastic Processes
     David Nualart | The University of Kansas, Published in 2017, 82 pages
430. Pictures of Julia and Mandelbrot Sets
     | Wikibooks, Published in 2010
431. An introduction to Noncommutative Projective Geometry
     D. Rogalski | arXiv, Published in 2014, 55 pages
432. Mathematical Linguistics
     Andras Kornai | , Published in 2002, 90 pages
433. Noncompact Harmonic Manifolds
     Gerhard Knieper, Norbert Peyerimhoff | arXiv, Published in 2013, 84 pages
434. Extremes and Recurrence in Dynamical Systems
     Valerio Lucarini, et al. | arXiv, Published in 2016, 305 pages
435. Everything Maths: Grade 10 Mathematics
     Neels van der Westhuizen, et al. | Siyavula, Published in 2012, 469 pages
436. Elementary Trigonometry
     W. E. Paterson | Clarendon Press, Published in 1911, 213 pages
437. Exact Sequences in the Algebraic Theory of Surgery
     Andrew Ranicki | Princeton University Press, Published in 1981, 881 pages
438. Beyond partial differential equations: A course on linear and quasi-linear abstract hyperbolic evolution equations
     Horst R. Beyer | arXiv, Published in 2011, 275 pages
439. Lectures on Forms of Higher Degree
     J.I. Igusa | Tata Institute of Fundamental Research, Published in 1978, 169 pages
440. Topics in Algebraic Combinatorics
     Richard P. Stanley | MIT, Published in 2013, 127 pages
441. Lectures on Stochastic Analysis
     Thomas G. Kurtz | University of Wisconsin, Published in 2007, 119 pages
442. Topology Lecture Notes
     Thomas Ward | UEA, Published in 2001, 88 pages
443. Handbook of Graph Drawing and Visualization
     Roberto Tamassia (ed.) | CRC Press, Published in 2013, 862 pages
444. Geometric Models for Noncommutative Algebra
     Ana Cannas da Silva, Alan Weinstein | University of California at Berkeley, Published in 1998, 194 pages
445. Linear Algebra Examples C-1: Linear equations, matrices and determinants
     Leif Mejlbro | BookBoon, Published in 2009, 113 pages
446. Dynamical Systems
     Shlomo Sternberg | OER Commons, Published in 2000, 151 pages
447. Introduction to Algebraic Geometry
     Yuriy Drozd | , Published in 1999, 104 pages
448. Introduction to Infinitesimal Analysis: Functions of One Real Variable
     N. J. Lennes | John Wiley & Sons, Published in 1907, 225 pages
449. Topology
     David Wilkins | Trinity College, Dublin, Published in 2001
450. Robust Geometric Computation
     Kurt Mehlhorn, Chee Yap | New York University, Published in 2004
451. An informal introduction to the ideas and concepts of noncommutative geometry
     Thierry Masson | arXiv, Published in 2006, 56 pages
452. Notes on Differential Equations
     Bob Terrell | , Published in 2005, 99 pages
453. Introduction to Partial Differential Equations
     Valeriy Serov | University of Oulu, Published in 2011, 122 pages
454. Advanced Algebra
     Herbert E. Hawkes | Ginn and Company, Published in 1905, 314 pages
455. Introduction To Finite Mathematics
     J. G. Kemeny, J. L. Snell, G. L. Thompson | Prentice-Hall, Published in 1974
456. Notes on Numerical Linear Algebra
     George Benthien | , Published in 2006, 72 pages
457. Lectures on Curves on Rational and Unirational Surfaces
     Masayoshi Miyanishi | Tata Institute of Fundamental Research, Published in 1978, 267 pages
458. Introduction to Randomness and Statistics
     Alexander K. Hartmann | arXiv, Published in 2009, 95 pages
459. Foundations of Descriptive and Inferential Statistics
     Henk van Elst | arXiv, Published in 2013, 144 pages
460. Galois Theory: Lectures Delivered at the University of Notre Dame
     Emil Artin | University of Notre Dame, Published in 1971, 96 pages
461. A Friendly Introduction to Number Theory
     Joseph H. Silverman | Pearson Education, Inc., Published in 2012, 56 pages
462. The Smarandache Function
     C. Dumitrescu, V. Seleacu | Erhus University Press, Published in 1996, 137 pages
463. Model Theory, Algebra and Geometry
     D. Haskell, A. Pillay, C. Steinhorn | Cambridge University Press, Published in 2000, 227 pages
464. Calculus Refresher
     Paul Garrett | , Published in 2008, 78 pages
465. Recreational Mathematics
     | Wikipedia, Published in 2014
466. Statistics for Health, Life and Social Sciences
     Denis Anthony | BookBoon, Published in 2011, 292 pages
467. Lie Groups, Physics, and Geometry
     Robert Gilmore | Drexel University, Published in 2007, 222 pages
468. An Introduction to Semialgebraic Geometry
     Michel Coste | Universite de Rennes, Published in 2002, 78 pages
469. Introduction to Symplectic Field Theory
     Y. Eliashberg, A. Givental, H. Hofer | arXiv, Published in 2000, 102 pages
470. An Introduction to K-theory and Cyclic Cohomology
     Jacek Brodzki | arXiv, Published in 1996, 115 pages
471. Differential Geometrical Theory of Statistics
     Frederic Barbaresco, Frank Nielsen (eds) | MDPI AG, Published in 2017, 474 pages
472. Nonlinear Fourier Analysis
     Terence Tao, Christoph Thiele | arXiv, Published in 2012, 98 pages
473. Probability Theory: The Logic of Science
     E. T. Jaynes | Cambridge University Press, Published in 2002, 758 pages
474. Discrete Math for Computer Science Students
     Ken Bogart, Cliff Stein | Dartmouth College, Published in 2003, 252 pages
475. From D-modules to Deformation Quantization Modules
     Pierre Schapira | UPMC, Published in 2012, 89 pages
476. Special Functions and Their Symmetries: Postgraduate Course in Applied Analysis
     Vadim Kuznetsov, Vladimir Kisil | University of Leeds, Published in 2003
477. Beginning Statistics
     Douglas S. Shafer, Zhiyi Zhang | lardbucket.org, Published in 2014, 716 pages
478. An Introduction to Nonassociative Algebras
     Richard D. Schafer | Project Gutenberg, Published in 2008, 81 pages
479. Boundless Algebra
     | Lumen Learning, Published in 2018, 439 pages
480. Advanced Data Analysis from an Elementary Point of View
     Cosma Rohilla Shalizi | Cambridge University Press, Published in 2013, 586 pages
481. Algorithms in Real Algebraic Geometry
     S. Basu, R. Pollack, M. Roy | Springer, Published in 2009, 672 pages
482. Advanced Geometry for High Schools: Synthetic and Analytical
     A.H. McDougall | Copp, Clark, Published in 1919, 236 pages
483. The Philosophy of Mathematics
     Auguste Comte | Harper & brothers, Published in 1851, 276 pages
484. Lectures on Siegel Modular Forms and Representation by Quadratic Forms
     Y. Kitaoka | Tata Institute of Fundamental Research, Published in 1986, 197 pages
485. Practical Mathematics
     A.H. Bell | Blackie And Son Limited, Published in 1919, 356 pages
486. Commutative Algebra
     Jacob Lurie, Akhil Mathew | Harvard University, Published in 2010, 172 pages
487. Group Theory: Birdtracks, Lie's, and Exceptional Groups
     Predrag Cvitanovic | Princeton University Press, Published in 2008, 285 pages
488. Spectral Theory of Partial Differential Equations
     Richard S. Laugesen | arXiv, Published in 2012, 120 pages
489. The Hauptvermutung Book: A Collection of Papers on the Topology of Manifolds
     A.A. Ranicki, et al, | Springer, Published in 1996, 194 pages
490. Stats without Tears
     Stan Brown | BrownMath.com, Published in 2016, 243 pages
491. Linear Methods of Applied Mathematics
     Evans M. Harrell II, James V. Herod | , Published in 2000
492. Differential Equations with YouTube Examples
     Jeffrey R. Chasnov | BookBoon, Published in 2014, 57 pages
493. Mathematics for Algorithm and Systems Analysis
     Edward A. Bender, S. Gill Williamson | Dover Publications, Published in 2005, 256 pages
494. Surfing on the ocean of numbers
     Henry Ibstedt | Erhus University Press, Published in 1997, 76 pages
495. Monotone Dynamical Systems
     M.W. Hirsch, Hal Smith | , Published in 2004, 136 pages
496. Recent Progress on the Random Conductance Model
     Marek Biskup | arXiv, Published in 2012, 80 pages
497. Inside Out: Inverse Problems and Applications
     Gunther Uhlmann | Cambridge University Press, Published in 2003, 400 pages
498. Philosophy and Fun of Algebra
     Mary Everest Boole | C. W. Daniel, Published in 1891, 56 pages
499. Logics of Time and Computation
     Robert Goldblatt | Center for the Study of Language, Published in 1992, 200 pages
500. Math Made a Bit Easier: Basic Math Explained in Plain English
     Larry Zafran | CreateSpace, Published in 2009, 280 pages