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. Second-order Ordinary Differential Equations
   R.S. Johnson | Bookboon, Published in 2012, 181 pages
2. Category Theory for the Sciences
   David I. Spivak | The MIT Press, Published in 2014, 496 pages
3. Discrete Differential Geometry: An Applied Introduction
   M. Desbrun, P. Schroeder, M. Wardetzky | Columbia University, Published in 2008, 103 pages
4. Proof Theory and Philosophy
   Greg Restall | consequently.org, Published in 2006, 168 pages
5. Chebyshev and Fourier Spectral Methods
   John P. Boyd | Dover Publications, Published in 2001, 611 pages
6. Convex Optimization
   Stephen Boyd, Lieven Vandenberghe | Cambridge University Press, Published in 2004, 730 pages
7. A First Course in Linear Algebra
   Ken Kuttler | Lyryx, Published in 2017, 608 pages
8. Symplectic, Poisson, and Noncommutative Geometry
   Tohru Eguchi, et al. | Cambridge University Press, Published in 2014, 290 pages
9. Topics in Applied Mathematics and Nonlinear Waves
   Per Kristen Jakobsen | arXiv.org, Published in 2019, 321 pages
10. Elementary Trigonometry
    W. E. Paterson | Clarendon Press, Published in 1911, 213 pages
11. Arithmetic for Engineers
    Charles B. Clapham | Chapman & Hall, Published in 1925, 526 pages
12. Boundless Algebra
    | Lumen Learning, Published in 2018, 439 pages
13. Dynamical Systems
    Jose A. Tenreiro Machado (ed.) | MDPI AG, Published in 2014, 553 pages
14. Linear Algebra with Applications
    W. Keith Nicholson | Lyryx, Published in 2018, 698 pages
15. Introductory Statistics
    T. H. Wonnacott, R. J. Wonnacott | Wiley, Published in 1969, 416 pages
16. Topology Without Tears
    Sidney A. Morris | , Published in 2007, 373 pages
17. Introduction to Partial Differential Equations
    John Douglas Moore | UCSB, Published in 2003, 169 pages
18. Introduction to Mathematical Logic: A problem solving course
    Arnold W. Miller | arXiv, Published in 1996, 75 pages
19. Indian Mathematics
    G. R. Kaye | Thacker, Spink & Co., Published in 1915, 102 pages
20. Orbital Integrals on Reductive Lie Groups and Their Algebras
    Francisco Bulnes | InTech, Published in 2013, 181 pages
21. Differential Calculus for Beginners
    Alfred Lodge | Deighton, Bell, & Co., Published in 1905, 322 pages
22. Open Trigonometry: Basic to Advanced
    | Wikibooks, Published in 2014, 51 pages
23. Fundamentals of High School Mathematics
    Harold O. Rugg, John R. Clark | Yonkers-on-Hudson, N.Y., Published in 1918, 296 pages
24. An Elementary Treatise On Differential Equations And Their Applications
    H.T.H. Piaggio | G. Bell, Published in 1920, 274 pages
25. Lecture Notes on Motivic Cohomology
    Carlo Mazza, Vladimir Voevodsky, Charles Weibel | AMS, Published in 2005, 228 pages
26. Notes on Harmonic Analysis
    George Benthien | , Published in 2006, 74 pages
27. Symbolic Logic: A First Course
    Gary Hardegree | Mcgraw-Hill College, Published in 1999, 468 pages
28. First Course in the Theory of Equations
    Leonard E. Dickson | John Wiley & Sons, Published in 1922, 207 pages
29. Complex Analysis
    C. McMullen | Harvard University, Published in 2010, 106 pages
30. Lectures on Stochastic Processes
    K. Ito | Tata Institute of Fundamental Research, Published in 1960, 207 pages
31. Ordinary Differential Equations and Dynamical Systems
    Gerald Teschl | Universitaet Wien, Published in 2009, 297 pages
32. Euclid's 'Elements' Redux
    Daniel Callahan | starrhorse.com, Published in 2014, 359 pages
33. Elementary Differential Equations
    William F. Trench | Brooks Cole, Published in 2001, 663 pages
34. Music: A Mathematical Offering
    Dave Benson | Cambridge University Press, Published in 2006, 530 pages
35. Real Analysis
    Martin Smith-Martinez, et al. | Wikibooks, Published in 2013
36. Analytic Geometry of Space
    V. Snyder, T.P. Hill | H. Holt and Company, Published in 1914, 322 pages
37. An Introduction to the Theory of Numbers
    Leo Moser | The Trillia Group, Published in 2007, 95 pages
38. Calculus and Differential Equations
    John Avery | Learning Development Institute, Published in 2010, 137 pages
39. Linear Algebra: Foundations to Frontiers
    M.E. Myers, P.M. van de Geijn, R.A. van de Geijn | ulaff.net, Published in 2014, 905 pages
40. Computing of the Complex Variable Functions
    Solomon I. Khmelnik, Inna S. Doubson | MiC, Published in 2011, 46 pages
41. Elementary Theory of Numbers
    Waclaw Sierpinski | ICM, Published in 1964, 516 pages
42. An Invitation to Mathematics
    Arnold Dresden | H. Holt and Company, Published in 1936, 453 pages
43. Precalculus: An Investigation of Functions
    David Lippman, Melonie Rasmussen | Lulu.com, Published in 2011, 568 pages
44. Differential and Integral Equations: Boundary Value Problems and Adjoints
    S. Schwabik, M. Tvrdy, O. Vejvoda | Academia Praha, Published in 1979, 246 pages
45. Lectures on Lipschitz Analysis
    Juha Heinonen | , Published in 2005, 77 pages
46. Principles of Data Analysis
    Cappella Archive | Prasenjit Saha, Published in 2003, 113 pages
47. The Hopf Bifurcation and Its Applications
    J. E. Marsden, M. McCracken | Springer, Published in 1976, 424 pages
48. Mathematical Theory of Scattering Resonances
    Semyon Dyatlov, Maciej Zworski | MIT, Published in 2018, 640 pages
49. Advanced Calculus
    Lynn H. Loomis, Shlomo Sternberg | Jones and Bartlett Publishers, Published in 1989, 592 pages
50. College Algebra
    Richard Beveridge | , Published in 2018, 198 pages
51. The Elements of Non-Euclidean Plane Geometry and Trigonometry
    Horatio Scott Carslaw | Longmans, Green and co., Published in 1916, 202 pages
52. Projective Differential Geometry Old and New
    V. Ovsienko, S. Tabachnikov | Cambridge University Press, Published in 2004, 281 pages
53. The Octonions
    John C. Baez | University of California, Published in 2001, 56 pages
54. Descriptive Set Theory
    Yiannis N. Moschovakis | American Mathematical Society, Published in 2009, 516 pages
55. The Calculus of Functions of Several Variables
    Dan Sloughter | Furman University, Published in 2001, 260 pages
56. Probabilistic Programming and Bayesian Methods for Hackers
    Cameron Davidson-Pilon | GitHub, Inc., Published in 2013
57. First Book in Arithmetic
    | W.W. Shannon, Published in 1905, 268 pages
58. The Geometry of Vector Calculus
    Tevian Dray, Corinne A. Manogue | Oregon State University, Published in 2012, 325 pages
59. Homeomorphisms in Analysis
    Casper Goffman, at al. | American Mathematical Society, Published in 1997, 216 pages
60. CK-12 Trigonometry
    Mara Landers, Brenda Meery | CK-12 Foundation, Published in 2009, 629 pages
61. Introduction To Finite Mathematics
    J. G. Kemeny, J. L. Snell, G. L. Thompson | Prentice-Hall, Published in 1974
62. Convergence of Stochastic Processes
    D. Pollard | Springer, Published in 1984, 223 pages
63. Lectures on Birational Geometry
    Caucher Birkar | arXiv, Published in 2012, 85 pages
64. Logic for Computer Science
    | Wikibooks, Published in 2010
65. Functors and Categories of Banach Spaces
    Peter W. Michor | Springer, Published in 1978, 103 pages
66. Fundamentals of Geometry
    Oleg A. Belyaev | Moscow State University, Published in 2007, 256 pages
67. Lectures on The Riemann Zeta-Function
    K. Chandrasekharan | Tata Institute of Fundamental Research, Published in 1953, 154 pages
68. Functional Differential Geometry
    Gerald Jay Sussman, Jack Wisdom | MIT, Published in 2005, 77 pages
69. Real Functions in One Variable: Calculus 1a
    Leif Mejlbro | BookBoon, Published in 2006, 146 pages
70. A Problem Course in Mathematical Logic
    Stefan Bilaniuk | , Published in 2003, 166 pages
71. Foundations of Mathematics
    Stephen G. Simpson | Pennsylvania State University, Published in 2008, 123 pages
72. Armstrong Calculus
    Jared Schlieper, Michael Tiemeyer | GALILEO, University System of Georgia, Published in 2015, 110 pages
73. Fredholm Operators and Spectral Flow
    Nils Waterstraat | arXiv, Published in 2016, 61 pages
74. The Art of Logic
    Nuel Belnap | University of Pittsburgh, Published in 2009, 314 pages
75. Lectures on the History of Mathematics
    G. Donald Allen | Texas A&M University, Published in 2003
76. Lectures on Etale Cohomology
    J. S. Milne | , Published in 2008, 196 pages
77. Introduction to the Theory of Fourier's Series and Integrals
    H. S. Carslaw | Macmillan and co., Published in 1921, 346 pages
78. Noncommutative Geometry, Quantum Fields and Motives
    Alain Connes, Matilde Marcolli | American Mathematical Society, Published in 2007, 705 pages
79. Mathematics for Computer Science
    Eric Lehman, F Thomson Leighton, Albert R Meyer | MIT, Published in 2010, 557 pages
80. An Elementary Treatise on Coordinate Geometry
    Robert J.T. Bell | Macmillan, Published in 1963, 398 pages
81. Integration and Differential Equations
    R.S. Johnson | BookBoon, Published in 2012, 122 pages
82. Interactive Real Analysis
    Bert G. Wachsmuth | Seton Hall University, Published in 2007
83. Lectures on Minimal Surface Theory
    Brian White | arXiv, Published in 2013, 46 pages
84. Euclid's Elements of Geometry
    J.L. Heiberg, R. Fitzpatrick | , Published in 2008, 545 pages
85. Foundations of Constructive Probability Theory
    Yuen-Kwok Chan | arXiv.org, Published in 2019, 517 pages
86. Homotopy Theories and Model Categories
    W. G. Dwyer, J. Spalinski | University of Notre Dame, Published in 1995, 56 pages
87. Elementary Statistical Methods
    Christian Akrong Hesse | ResearchGate GmbH, Published in 2011, 83 pages
88. The Philosophy of Mathematics
    Albert Taylor Bledsoe | J.B. Lippincott & Co, Published in 1868, 248 pages
89. Introduction to Probability
    Davar Khoshnevisan, Firas Rassoul-Agha | University of Utah, Published in 2012, 269 pages
90. Multivariable Calculus
    Jerry Shurman | Reed College, Published in 2010, 523 pages
91. Workbook in Higher Algebra
    David Surowski | , Published in 1992, 194 pages
92. A Course of Elementary Mathematics
    John Radford Young | Wm. H. Allen, Published in 1862, 658 pages
93. Periodic Solutions for Evolution Equations
    Mihai Bostan | American Mathematical Society, Published in 2002, 41 pages
94. Calculus for Beginners and Artists
    Daniel Kleitman | MIT, Published in 2009
95. Geometric Exercises in Paper Folding
    T. Sundara Row | The Open Court pub. co, Published in 1917, 176 pages
96. An Introduction to Riemannian Geometry
    Sigmundur Gudmundsson | Lund University, Published in 2010, 106 pages
97. Unfolding the Labyrinth: Open Problems in Mathematics, Physics, Astrophysics
    Florentin Smarandache, at al. | arXiv, Published in 2006, 139 pages
98. Games of No Chance 3
    Michael H. Albert, Richard J. Nowakowski | Cambridge University Press, Published in 2009, 586 pages
99. Manifolds
    Neil Lambert | King's College London, Published in 2011, 59 pages
100. Applied Combinatorics
     S. E. Payne | University of Colorado, Published in 2003, 216 pages
101. Lectures on Semi-group Theory and its Application to Cauchy's Problem in Partial Differential Equations
     K. Yosida | Tata Institute of Fundamental Research, Published in 1957, 160 pages
102. Introduction to Probability Theory and Statistics for Linguistics
     Marcus Kracht | UCLA, Published in 2005, 137 pages
103. Functions Of A Complex Variable with Applications
     E. G. Phillips | Oliver And Boyd, Published in 1961, 160 pages
104. Stochastic Processes
     David Nualart | The University of Kansas, Published in 2017, 82 pages
105. Markov Chains and Mixing Times
     D. A. Levin, Y. Peres, E. L. Wilmer | American Mathematical Society, Published in 2008, 387 pages
106. Analysis Tools with Applications
     Bruce K. Driver | Springer, Published in 2003, 790 pages
107. The Axiomatic Method
     L. Henkin, P. Suppes, A. Tarski | North Holland Publishing Company, Published in 1959, 508 pages
108. Notes on the Atiyah-Singer Index Theorem
     Liviu I. Nicolaescu | University of Notre Dame, Published in 2005, 135 pages
109. Applied Mathematical Programming Using Algebraic Systems
     Bruce A. McCarl, Thomas H. Spreen | Texas A&M University, Published in 2011, 567 pages
110. Functional Analysis with Applications
     Palle Jorgensen, Feng Tian | arXiv, Published in 2014, 338 pages
111. Theory of Functions of a Complex Variable
     Heinrich Burkhardt | D. C. Heath, Published in 1913, 456 pages
112. Lecture Notes in Lie Groups
     Vladimir G. Ivancevic, Tijana T. Ivancevic | arXiv, Published in 2011, 74 pages
113. A Philosophical Essay on Probabilities
     Pierre Simon Laplace | Chapman & Hall, Published in 1902, 234 pages
114. Abstract Algebra I
     Marcel B. Finan | Arkansas Tech University, Published in 2004
115. Linear Algebra C-2: Geometrical Vectors, Vector Spaces and Linear Maps
     Leif Mejlbro | BookBoon, Published in 2009, 126 pages
116. Symplectic Geometry
     Ana Cannas da Silva | Princeton University, Published in 2004, 109 pages
117. Statistics for the Social and Behavioral Sciences
     David A. Kenny | Little, Brown, Published in 1987, 407 pages
118. A Panoramic View of Riemannian Geometry
     Marcel Berger | Springer, Published in 2002, 874 pages
119. Mathematical Methods
     Mihir Sen, Joseph M. Powers | University of Notre Dame, Published in 2010, 432 pages
120. Applied Analysis
     I.M. Sigal, M. Merkli | University of Toronto, Published in 2001, 176 pages
121. Understanding Calculus
     Faraz Hussain | , Published in 2008
122. Algorithmic Number Theory
     J.P. Buhler, P. Stevenhagen | Cambridge University Press, Published in 2008, 662 pages
123. Lecture notes on C*-algebras, Hilbert C*-modules, and quantum mechanics
     N.P. Landsman | arXiv, Published in 1998, 90 pages
124. Contact Geometry
     Hansjoerg Geiges | arXiv, Published in 2004, 86 pages
125. Advanced Algebra
     Arthur Schultze | The Macmillan Company, Published in 1906, 588 pages
126. Higher Topos Theory
     Jacob Lurie | Princeton University Press, Published in 2009, 943 pages
127. Computer Age Statistical Inference: Algorithms, Evidence, and Data Science
     Bradley Efron, Trevor Hastie | Stanford University, Published in 2016, 493 pages
128. Just the Maths
     A. J. Hobson | , Published in 2002, 1296 pages
129. Commutative Algebra and Noncommutative Algebraic Geometry
     David Eisenbud, et al. | Cambridge University Press, Published in 2015, 775 pages
130. Theory of Functions of a Real Variable
     Shlomo Sternberg | , Published in 2005, 393 pages
131. Conic Sections Treated Geometrically
     W. H. Besant | George Bell and Sons, Published in 1895, 367 pages
132. Lectures on Probability, Statistics and Econometrics
     Marco Taboga | statlect.com, Published in 2010
133. Smarandache Rings
     W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 222 pages
134. First Steps Towards a Symplectic Dynamics
     Barney Bramham, Helmut Hofer | arXiv, Published in 2011, 60 pages
135. Notes on Introductory Point-Set Topology
     Allen Hatcher | Cornell University, Published in 2011, 53 pages
136. Noncommutative Geometry
     Alain Connes | Academic Press, Published in 1994, 654 pages
137. Algebraic Topology
     Allen Hatcher | Cambridge University Press, Published in 2001, 560 pages
138. Analytic Number Theory: A Tribute to Gauss and Dirichlet
     William Duke, Yuri Tschinkel | American Mathematical Society, Published in 2007, 266 pages
139. Stacks Project
     Johan de Jong, et al. | , Published in 2012, 3428 pages
140. Lectures on Symplectic Geometry
     Ana Cannas da Silva | Springer, Published in 2006, 225 pages
141. Diophantine Analysis
     R. D. Carmichael | John Wiley & Sons, Published in 1915, 120 pages
142. Mathematical Analysis I
     Elias Zakon | The Trillia Group, Published in 2004, 367 pages
143. Applied and Computational Linear Algebra: A First Course
     Charles L. Byrne | University of Massachusetts Lowell, Published in 2013, 504 pages
144. 18 Lectures on K-Theory
     Ioannis P. Zois | arXiv, Published in 2010, 137 pages
145. Higher Geometry: an introduction to advanced methods in analytic geometry
     Frederick S. Woods | Ginn & Co., Published in 1922, 450 pages
146. Elements of Plane Trigonometry
     Hugh Blackburn | Macmillan and co, Published in 1871, 143 pages
147. Essentials of Statistics: Exercises
     David Brink | BookBoon, Published in 2008, 58 pages
148. Handbook of Mathematical Functions
     M. Abramowitz, I. A. Stegun | GPO, Published in 1964, 1046 pages
149. The Numerical Approximation of Functional Differential Equations
     Daniele Venturi | arXiv, Published in 2016, 113 pages
150. Introduction to Differential Equations
     Jeffrey R. Chasnov | The Hong Kong University of Science &Technology, Published in 2010, 126 pages
151. Optimal Stopping and Applications
     Thomas S. Ferguson | UCLA, Published in 2008
152. Handbook of Graph Drawing and Visualization
     Roberto Tamassia (ed.) | CRC Press, Published in 2013, 862 pages
153. A Second Course in Logic
     Christopher Gauker | University of Cincinnati, Published in 2013, 172 pages
154. Discrete Mathematics: An Open Introduction
     Oscar Levin | University of Northern Colorado, Published in 2017, 345 pages
155. A Friendly Introduction to Mathematical Logic
     Christopher C. Leary, Lars Kristiansen | Milne Library Publishing, Published in 2015, 380 pages
156. Matrix Analysis and Algorithms
     Andrew Stuart, Jochen Voss | CaltechAUTHORS, Published in 2009, 108 pages
157. Elementary Calculus
     Michael Corral | mecmath.net, Published in 2021, 348 pages
158. Special Course in Functional Analysis: (Non-)Commutative Topology
     Ville Turunen | Aalto TKK, Published in 2008, 83 pages
159. Lectures on Stochastic Flows and Applications
     H. Kunita | Tata Institute Of Fundamental Research, Published in 1986, 130 pages
160. Topics in Geometry
     John O'Connor | University of St Andrews, Published in 2003
161. Geometrical Theory of Dynamical Systems
     Nils Berglund | arXiv, Published in 2001, 85 pages
162. Intro to Abstract Algebra
     Paul Garrett | , Published in 1998, 200 pages
163. Lectures on Some Aspects of p-Adic Analysis
     F. Bruhat | Tata Institute of Fundamental Research, Published in 1963, 147 pages
164. A Treatise on the Theory of Invariants
     Oliver E. Glenn | Project Gutenberg, Published in 2006, 221 pages
165. Lectures on Topics In One-Parameter Bifurcation Problems
     P. Rabier | Tata Institute of Fundamental Research, Published in 1985, 238 pages
166. Banach Modules and Functors on Categories of Banach Spaces
     J. Cigler, V. Losert, P.W. Michor | Marcel Dekker Inc, Published in 1979, 297 pages
167. Popular Mathematics
     Robert Mudie | Orr and Smith, Published in 1836, 523 pages
168. Gauge Theory for Fiber Bundles
     Peter W. Michor | Universitaet Wien, Published in 1991, 106 pages
169. Statistics for Health, Life and Social Sciences
     Denis Anthony | BookBoon, Published in 2011, 292 pages
170. Spectral Theory of Partial Differential Equations
     Richard S. Laugesen | arXiv, Published in 2012, 120 pages
171. A First Course in Mathematics Concepts for Elementary School Teachers
     Marcel B. Finan | Arkansas Tech University, Published in 2006, 452 pages
172. An introduction to Noncommutative Projective Geometry
     D. Rogalski | arXiv, Published in 2014, 55 pages
173. An Elementary Introduction to Group Theory
     M. E. Charkani | AMS, Published in 2018, 47 pages
174. High School Algebra
     J.T. Crawford | The Macmillan Company, Published in 1916, 428 pages
175. Numerical Methods for Large Eigenvalue Problems
     Yousef Saad | SIAM, Published in 2011, 285 pages
176. A Second Course in Mathematics Concepts for Elementary Teachers
     Marcel B. Finan | Arkansas Tech University, Published in 2006, 468 pages
177. The Classification Theorem for Compact Surfaces
     Jean Gallier, Dianna Xu | , Published in 2009, 134 pages
178. An Elementary Course in Synthetic Projective Geometry
     Derrick Norman Lehmer | Project Gutenberg, Published in 2005, 120 pages
179. Tea Time Numerical Analysis
     Leon Q. Brin | Southern Connecticut State University, Published in 2014, 278 pages
180. Essential Mathematics
     Franco Vivaldi | , Published in 2006, 74 pages
181. Fractional Dynamics
     Carlo Cattani, et al. | De Gruyter Open Ltd, Published in 2016, 408 pages
182. Lectures on Moduli of Curves
     D. Gieseker | Tata Institute of Fundamental Research, Published in 1982, 88 pages
183. Geometry and the Imagination
     Conway, Doyle, Thurston | Rutgers University, Newark, Published in 2018, 116 pages
184. Four-manifolds, Geometries and Knots
     Jonathan Hillman | arXiv, Published in 2009, 396 pages
185. Introduction to the Basics of Heegaard Floer Homology
     Bijan Sahamie | arXiv, Published in 2010, 71 pages
186. Linear Mathematics In Infinite Dimensions
     U. H. Gerlach | The Ohio State University, Published in 2015, 507 pages
187. Fundamental Concepts of Mathematics
     Farshid Hajir | University of Massachusetts, Published in 2005, 69 pages
188. Contact Topology
     George Torres, Robert Gompf | University of Texas at Austin, Published in 2017, 51 pages
189. Introduction to Mathematical Logic
     Vilnis Detlovs, Karlis Podnieks | University of Latvia, Published in 2014, 240 pages
190. Ordinary Differential Equations
     Wong Yan Loi | National University of Singapore, Published in 2013, 121 pages
191. Introductory Maths for Chemists
     J. E. Parker | Bookboon, Published in 2013, 136 pages
192. Lectures on Fibre Bundles and Differential Geometry
     J.L. Koszul | Tata Institute of Fundamental Research, Published in 1960, 105 pages
193. Geometric Complexity Theory: An Introduction for Geometers
     J.M. Landsberg | arXiv, Published in 2013, 38 pages
194. Multivector Differential Calculus
     Eckhard Hitzer | arXiv, Published in 2013, 43 pages
195. Linear Methods of Applied Mathematics
     Evans M. Harrell II, James V. Herod | , Published in 2000
196. Basic Linear Algebra
     Andrew Baker | University of Glasgow, Published in 2008, 73 pages
197. Determinants and Matrices
     R. Kochendörfer | Teubner, Published in 1961
198. Valuations and Hyperbolicity in Dynamics
     Thomas Ward | University of East Anglia, Published in 2001, 58 pages
199. Introduction Probaility and Statistics
     Muhammad El-Taha | University of Southern Maine, Published in 2003, 147 pages
200. Discrepancy Theory
     William Chen | Macquarie University, Published in 2012, 99 pages
201. Lectures on Topics In Finite Element Solution of Elliptic Problems
     Bertrand Mercier | Tata Institute of Fundamental Research, Published in 1979, 177 pages
202. Combinatorics Through Guided Discovery
     Kenneth P. Bogart | Dartmouth College, Published in 2004, 202 pages
203. Cook-Book Of Mathematics
     Viatcheslav Vinogradov | CERGE-EI, Published in 1999, 116 pages
204. Essays on the Theory of Numbers
     Richard Dedekind | The Open Court Publishing, Published in 1901, 78 pages
205. Differential Topology and Morse Theory
     Dirk Schuetz | University of Sheffield, Published in 2009, 96 pages
206. Cusps of Gauss Mappings
     Thomas Banchoff, Terence Gaffney, Clint McCrory | Pitman Advanced Pub. Program, Published in 1982, 88 pages
207. Finite Group Schemes
     Richard Pink | ETH Zurich, Published in 2005, 78 pages
208. An Introduction to Algebraic Number Theory
     F. Oggier | Nanyang Technological University, Published in 2010, 95 pages
209. Introduction to Differential Topology
     Uwe Kaiser | Boise State University, Published in 2006, 110 pages
210. Model Categories and Simplicial Methods
     Paul Goerss, Kristen Schemmerhorn | Northwestern University, Published in 2004, 46 pages
211. Mathematics for the Physical Sciences
     Leslie Copley | De Gruyter Open, Published in 2014, 446 pages
212. Probability Theory: The Logic of Science
     E. T. Jaynes | Cambridge University Press, Published in 2002, 758 pages
213. The Calculus
     William V. Smith | Brigham Young University, Published in 2001, 144 pages
214. The Air Force Brain Booster Book
     John C. Sparks | Air Force Publication, Published in 2006, 58 pages
215. Transformations of Surfaces
     Luther Pfahler Eisenhart | Princeton University Press, Published in 1923, 371 pages
216. Synthetic Differential Geometry
     Anders Kock | Cambridge University Press, Published in 2006, 241 pages
217. Mathematics for Technical Schools
     J.M. Warren, W.H. Rutherford | Copp, Clark, Published in 1921, 356 pages
218. An Introduction to the Lie Theory of One-Parameter Groups
     Abraham Cohen | D.C. Heath & co, Published in 1911, 276 pages
219. Introduction To Algebraical Geometry
     A. Clement Jones | Oxford University Press, Published in 1912, 558 pages
220. Geometric Models for Noncommutative Algebra
     Ana Cannas da Silva, Alan Weinstein | University of California at Berkeley, Published in 1998, 194 pages
221. The Elementary Properties of the Elliptic Functions
     Alfred Cardew Dixon | Macmillan, Published in 1894, 164 pages
222. Geometry of Surfaces
     Nigel Hitchin | , Published in 2013, 101 pages
223. Smarandache Semirings, Semifields and Semivector Spaces
     W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 122 pages
224. Existence, multiplicity, perturbation, and concentration results for a class of quasi-linear elliptic problems
     Marco Squassina | Electronic Journal of Differential Equations, Published in 2006, 213 pages
225. Computer analysis of number sequences
     Henry Ibstedt | American Research Press, Published in 1998, 86 pages
226. Lectures on Potential Theory
     M. Brelot | Tata Institute of Fundamental Research, Published in 1967, 158 pages
227. Several Complex Variables
     Michael Schneider, Yum-Tong Siu | Cambridge University Press, Published in 1999, 564 pages
228. Probability and Mathematical Statistics
     Prasanna Sahoo | University of Louisville, Published in 2008, 703 pages
229. Notes on Measure and Integration
     John Franks | arXiv, Published in 2009, 118 pages
230. Lecture Notes on Free Probability
     Vladislav Kargin | arXiv, Published in 2013, 100 pages
231. Inverse Problems and Applications: Inside Out II
     Gunther Uhlmann (ed.) | Cambridge University Press, Published in 2013, 580 pages
232. Lectures on Stratification of Complex Analytic Sets
     M.-H. Schwartz | Tata Institute of Fundamental Research, Published in 1966, 67 pages
233. Lectures on Shimura Varieties
     A. Genestier, B.C. Ngo | , Published in 2006, 50 pages
234. Singularities of Transition Processes in Dynamical Systems
     Alexander N. Gorban | American Mathematical Society, Published in 2004, 55 pages
235. Unsolved Problems in Virtual Knot Theory and Combinatorial Knot Theory
     R. Fenn, D.P. Ilyutko, L.H. Kauffman, V.O. Manturov | arXiv, Published in 2014, 66 pages
236. Toposes, Triples and Theories
     Michael Barr, Charles Wells | Springer-Verlag, Published in 2005, 302 pages
237. Groups as Graphs
     W. B. V. Kandasamy, F. Smarandache | CuArt, Published in 2009, 170 pages
238. Riemann Surfaces, Dynamics and Geometry
     Curtis McMullen | Harvard University, Published in 2020, 203 pages
239. Correlation and Causality
     David A. Kenny | John Wiley & Sons Inc, Published in 1979, 353 pages
240. Functional Analysis
     Feng Tian, Palle E.T. Jorgensen | arXiv, Published in 2010, 98 pages
241. Brief Calculus
     Benjamin Crowell | , Published in 2015, 207 pages
242. A First Course of Partial Differential Equations in Physical Sciences and Engineering
     Marcel B. Finan | Arkansas Tech University, Published in 2009, 285 pages
243. Higher Mathematics for Students of Chemistry and Physics
     Joseph William Mellor | Longmans, Green, Published in 1902, 580 pages
244. Geometry of 2D Topological Field Theories
     Boris Dubrovin | arXiv, Published in 1994, 204 pages
245. A Course in Riemannian Geometry
     David R. Wilkins | Trinity College, Dublin, Published in 2005, 72 pages
246. Functional Analysis
     Alexander C. R. Belton | Lancaster University, Published in 2006, 127 pages
247. Distribution Theory (Generalized Functions)
     Ivan F Wilde | , Published in 2005, 66 pages
248. Mathematical Foundations of Probability Theory
     Gane Samb Lo | arXiv.org, Published in 2018, 378 pages
249. Lectures on Analytic Number Theory
     H. Rademacher | Tata Institute of Fundamental Research, Published in 1955, 283 pages
250. Equivariant Stable Homotopy Theory
     G. Jr. Lewis, J. P. May, M. Steinberger, J. E. McClure | Springer, Published in 1986, 538 pages
251. A First Course in Linear Algebra
     Robert A. Beezer | University of Puget Sound, Published in 2010, 1035 pages
252. Difference Equations to Differential Equations - An introduction to calculus
     Dan Sloughter | , Published in 2000, 599 pages
253. A Gentle Introduction to Tensors
     Boaz Porat | Technion, Published in 2010, 87 pages
254. Fundamentals of Model Theory
     William Weiss, Cherie D'Mello | University of Toronto, Published in 1997, 64 pages
255. Class Field Theory
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433. One Variable Advanced Calculus
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438. Lectures on Differential Geometry
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447. A Semester Course in Trigonometry
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448. Toeplitz and Circulant Matrices: A review
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449. Categories and Homological Algebra
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450. Ample Subvarieties of Algebraic Varieties
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455. Mathematics for Algorithm and Systems Analysis
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457. Basic Concepts in Modal Logic
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458. Lectures on Geodesics in Riemannian Geometry
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459. Elementary Algebra
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460. Computational Modeling and Mathematics Applied to the Physical Sciences
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463. Elementary Abstract Algebra: Examples and Applications
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475. Lectures on Algebraic Groups
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476. Essential Engineering Mathematics
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478. Manifold Theory
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500. Partial Differential Equations
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