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 Fourth Dimension
   Charles Howard Hinton | S. Sonnenschein & Co., Published in 1906, 288 pages
2. A Treatise on the Theory of Invariants
   Oliver E. Glenn | Project Gutenberg, Published in 2006, 221 pages
3. Inverse Problems and Applications: Inside Out II
   Gunther Uhlmann (ed.) | Cambridge University Press, Published in 2013, 580 pages
4. Lectures on Deformations of Singularities
   Michael Artin | Tata Institute of Fundamental Research, Published in 1976, 110 pages
5. Theory of Functions of a Complex Variable
   Heinrich Burkhardt | D. C. Heath, Published in 1913, 456 pages
6. Higher Algebra
   Jacob Lurie | Harvard University, Published in 2017, 1166 pages
7. Projective and Polar Spaces
   Peter J. Cameron | Queen Mary College, Published in 1991, 147 pages
8. APEX Calculus
   Gregory Hartman, et al. | APEXcalculus.com, Published in 2015, 874 pages
9. Introduction to Vectors and Tensors Volume 1: Linear and Multilinear Algebra
   Ray M. Bowen, C.-C.Wang | Springer, Published in 2008, 314 pages
10. Introduction to Modal Logic
    Gary Hardegree | UMass Amherst, Published in 2009, 275 pages
11. Lectures on Siegel's Modular Functions
    H. Maass | Tata Institute of Fundamental Research, Published in 1955, 286 pages
12. Traveling Wave Solutions of Parabolic Systems
    A. Volpert, V. Volpert, V. Volpert | American Mathematical Society, Published in 2000, 448 pages
13. Discrete Mathematics
    W W L Chen | Macquarie University, Published in 2008, 125 pages
14. Category Theory
    | Wikibooks, Published in 2010
15. Dynamical Systems
    Shlomo Sternberg | OER Commons, Published in 2000, 151 pages
16. A Concise Geometry
    Clement V. Durell | G. Bell And Sons Limited., Published in 1921, 333 pages
17. A Friendly Introduction to Mathematical Logic
    Christopher C. Leary, Lars Kristiansen | Milne Library Publishing, Published in 2015, 380 pages
18. A Course In Commutative Algebra
    Robert B. Ash | University of Illinois, Published in 2006
19. Notes on Algebraic Structures
    Peter J. Cameron | Queen Mary, University of London, Published in 2006, 102 pages
20. Fundamentals of Model Theory
    William Weiss, Cherie D'Mello | University of Toronto, Published in 1997, 64 pages
21. The Calculus
    William V. Smith | Brigham Young University, Published in 2001, 144 pages
22. Enumerative Combinatorics: Volume 1
    Richard P. Stanley | MIT, Published in 2011, 725 pages
23. Introduction to Numerical Methods
    Jeffrey R. Chasnov | The Hong Kong University, Published in 2012, 63 pages
24. A Second Semester of Linear Algebra
    S. E. Payne | University of Colorado Denver, Published in 2009, 236 pages
25. Dynamical Systems and Sheaves
    D. I. Spivak, C. Vasilakopoulou, P. Schultz | arXiv, Published in 2016, 65 pages
26. What is Mathematics: Gödel's Theorem and Around
    Karlis Podnieks | University of Latvia, Published in 2013, 239 pages
27. Plane and Spherical Trigonometry in three parts
    Henry Bedingfield Goodwin | Longmans, Green, and Co., Published in 1907, 296 pages
28. The Theory of Determinants and Their Applications
    Robert Forsyth Scott | Cambridge University Press, Published in 1904, 308 pages
29. 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
30. Introduction to Probability Theory and Statistics for Linguistics
    Marcus Kracht | UCLA, Published in 2005, 137 pages
31. Nonstandard Analysis
    J. Ponstein | , Published in 2002, 147 pages
32. Vector Calculus, with Applications to Physics
    James Byrnie Shaw | D. Van Nostrand company, Published in 1922, 338 pages
33. Categorical Homotopy Theory
    Emily Riehl | Cambridge University Press, Published in 2014, 292 pages
34. Lectures on Commutative Algebra
    Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2006, 64 pages
35. Complex Analysis on Riemann Surfaces
    Curtis McMullen | Harvard University, Published in 2005, 89 pages
36. The K-book: An introduction to algebraic K-theory
    Charles Weibel | Rutgers, Published in 2010
37. Groups Around Us
    Pavel Etingof | Massachusetts Institute of Technology, Published in 2018, 25 pages
38. Dave's Short Course in Trigonometry
    David E. Joyce | Clark University, Published in 2002
39. Lectures on Birational Geometry
    Caucher Birkar | arXiv, Published in 2012, 85 pages
40. Ends of Complexes
    Bruce Hughes, Andrew Ranicki | Cambridge University Press, Published in 2008, 375 pages
41. Multivariable Calculus: Applications and Theory
    Kenneth Kuttler | Brigham Young University, Published in 2011, 466 pages
42. Lecture Notes in Discrete Mathematics
    Marcel B. Finan | Arkansas Tech University, Published in 2001, 224 pages
43. Primary Mathematics
    | Wikibooks, Published in 2012
44. Correlation and Causality
    David A. Kenny | John Wiley & Sons Inc, Published in 1979, 353 pages
45. Probabilistic Programming and Bayesian Methods for Hackers
    Cameron Davidson-Pilon | GitHub, Inc., Published in 2013
46. Armstrong Calculus
    Jared Schlieper, Michael Tiemeyer | GALILEO, University System of Georgia, Published in 2015, 110 pages
47. Matrix Analysis and Algorithms
    Andrew Stuart, Jochen Voss | CaltechAUTHORS, Published in 2009, 108 pages
48. Functions and Their Graphs
    J. Nicholas, J. Hunter, J. Hargreaves | University of Sydney, Published in 1997, 77 pages
49. Linear Algebra
    David Cherney, Tom Denton, Andrew Waldron | UC Davis, Published in 2013, 410 pages
50. Mathematics for the Physical Sciences
    Herbert S Wilf | Dover Publications, Published in 1962, 298 pages
51. Elementary Algebra and Calculus
    Larissa Fradkin | Bookboon, Published in 2013, 261 pages
52. Elementary Illustrations of the Differential and Integral Calculus
    Augustus De Morgan | The Open Court Pub. Co., Published in 1899, 194 pages
53. Partial Differential Equations for Finance
    Robert V. Kohn | New York University, Published in 2003, 121 pages
54. Galois Lectures
    J. Douglas, P. Franklin, C.J. Keyser, L. Infeld | Morrill Press, Published in 1941, 141 pages
55. Notes on Automorphic Functions
    Anders Thorup | Kobenhavns Universitet, Published in 1995, 186 pages
56. Exotic Homology Manifolds
    Frank Quinn, Andrew Ranicki | , Published in 2006, 158 pages
57. The Philosophy of Mathematics
    Auguste Comte | Harper & brothers, Published in 1851, 276 pages
58. Complex and Adaptive Dynamical Systems: A Primer
    Claudius Gros | arXiv, Published in 2008, 276 pages
59. Introduction to Probability, Statistics, and Random Processes
    Hossein Pishro-Nik | Kappa Research, LLC, Published in 2014, 744 pages
60. High School Mathematics Extensions
    Zhuo Jia Dai, Martin Warmer, Tom Lam | Wikibooks, Published in 2008, 250 pages
61. Elementary Mathematical Analysis
    J.W. Young, F.M. Morgan | The Macmillan Company, Published in 1917, 586 pages
62. Elementary Algebra
    Denny Burzynski, Wade Ellis | College of Southern Nevada, Published in 2023, 1135 pages
63. Special Set Linear Algebra and Special Set Fuzzy Linear Algebra
    W. B. V. Kandasamy, F. Smarandache, K. Ilanthenral | CuArt, Published in 2009, 469 pages
64. An Introduction to D-Modules
    Jean-Pierre Schneiders | Universite de Liege, Published in 1991, 73 pages
65. Projective Differential Geometry Of Curves And Surfaces
    Ernest Preston Lane | The University Of Chicago Press, Published in 1932, 344 pages
66. Symplectic Geometry of Quantum Noise
    Leonid Polterovich | arXiv, Published in 2012, 57 pages
67. Calculus I
    Paul Dawkins | Lamar University, Published in 2011, 586 pages
68. Robust Optimization
    A. Ben-Tal, L. El Ghaoui, A. Nemirovski | Princeton University Press, Published in 2009, 570 pages
69. Book of Proof
    Richard Hammack | Virginia Commonwealth University, Published in 2009, 270 pages
70. Harmonic Analysis
    S.R.S. Varadhan | New York University, Published in 2019, 82 pages
71. A Handbook of Statistics
    Darius Singpurwalla | Bookboon, Published in 2013, 79 pages
72. Graph Theory
    Keijo Ruohonen | Tampere University of Technology, Published in 2008, 114 pages
73. Design of Comparative Experiments
    R. A. Bailey | Cambridge University Press, Published in 2008, 348 pages
74. Blast Into Math!
    Julie Rowlett | BookBoon, Published in 2013, 215 pages
75. Introduction to Fortran 95 and Numerical Computing
    Adrian Sandu | Virginia Tech, Published in 2001, 215 pages
76. Introduction to Real Analysis
    Lee Larson | University of Louisville, Published in 2014, 184 pages
77. One Variable Advanced Calculus
    Kenneth Kuttler | Brigham Young University, Published in 2020, 394 pages
78. Introduction to Functional Analysis
    Vladimir V. Kisil | University of Leeds, Published in 2021, 166 pages
79. Analytic Number Theory: A Tribute to Gauss and Dirichlet
    William Duke, Yuri Tschinkel | American Mathematical Society, Published in 2007, 266 pages
80. Mathematics and Group Theory in Music
    Athanase Papadopoulos | arXiv, Published in 2014, 33 pages
81. Frobenius Splittings and B-Modules
    Wilberd van der Kallen | Springer, Published in 1993, 112 pages
82. Substitutions in Dynamics, Arithmetics, and Combinatorics
    Pierre Arnoux, et al. | Springer, Published in 2002, 419 pages
83. First Course in the Theory of Equations
    Leonard E. Dickson | John Wiley & Sons, Published in 1922, 207 pages
84. Lectures on Analytic Number Theory
    H. Rademacher | Tata Institute of Fundamental Research, Published in 1955, 283 pages
85. Basic Category Theory
    Jaap van Oosten | University of Utrecht, Published in 2007, 88 pages
86. An Introduction to Group Theory: Applications to Mathematical Music Theory
    Flor Aceff-Sanchez, et al. | BookBoon, Published in 2013, 165 pages
87. Matrix Analysis
    Steven J Cox | Rice University, Published in 2012, 98 pages
88. Fundamentals of Linear Algebra
    Marcel B. Finan | Arkansas Tech University, Published in 2001, 196 pages
89. Foundations in Statistical Reasoning
    Pete Kaslik | , Published in 2018, 310 pages
90. Integration and Differential Equations
    R.S. Johnson | BookBoon, Published in 2012, 122 pages
91. Linear Algebra
    Benjamin McKay | University College Cork, Published in 2008, 263 pages
92. A Tangled Tale
    Lewis Carroll | Macmillan and Co., Published in 1885, 192 pages
93. Language, Proof and Logic
    Jon Barwise, John Etchemendy | Center for the Study of Language, Published in 2011, 620 pages
94. Determinantal Rings
    Winfried Bruns, Udo Vetter | Springer, Published in 1988, 244 pages
95. Lectures on Elliptic Partial Differential Equations
    J.L. Lions | Tata Institute of Fundamental Research, Published in 1957, 121 pages
96. Probability and Theory of Errors
    Robert Simpson Woodward | J. Wiley & Sons, Published in 1906, 64 pages
97. Calculus and Differential Equations
    John Avery | Learning Development Institute, Published in 2010, 137 pages
98. Mathematical Philosophy: A Study of Fate and Freedom
    Cassius Jackson Keyser | E.P. Dutton & company, Published in 1922, 490 pages
99. Relationships, Change and Mathematical Analysis
    Roy McWeeny | Learning Development Institute, Published in 2011, 94 pages
100. Complex Multiplication
     J. S. Milne | , Published in 2006, 113 pages
101. Multiplication of Vectors and Structure of 3D Euclidean Space
     Miroslav Josipovic | viXra, Published in 2016, 70 pages
102. Algebra: A Computational Introduction
     John Scherk | Chapman & Hall, Published in 2000, 419 pages
103. Topology Without Tears
     Sidney A. Morris | , Published in 2007, 373 pages
104. Elementary Abstract Algebra
     W. Edwin Clark | University of South Florida, Published in 2001, 105 pages
105. Advanced Algebra
     Herbert E. Hawkes | Ginn and Company, Published in 1905, 314 pages
106. Real Analysis for Graduate Students: Measure and Integration Theory
     Richard F. Bass | CreateSpace, Published in 2011, 206 pages
107. Mathematical Methods for Physical Sciences II
     Christoph Kirsch | University of North Carolina, Published in 2011, 209 pages
108. Introduction to Tensor Calculus
     Taha Sochi | arXiv, Published in 2016, 83 pages
109. Descriptive Set Theory
     David Marker | University of Illinois at Chicago, Published in 2002, 105 pages
110. Precalculus
     David H. Collingwood, K. David Prince, Matthew M. Conroy | , Published in 2011, 335 pages
111. Nonlinear Parameter Estimation: An Integrated System in Basic
     John C. Nash | Marcel Dekker Inc, Published in 1995, 493 pages
112. Introduction Probaility and Statistics
     Muhammad El-Taha | University of Southern Maine, Published in 2003, 147 pages
113. The Elements of Analytic Geometry
     Percey F. Smith, A. S. Gale | Ginn & company, Published in 1904, 450 pages
114. C*-algebraic Methods in Spectral Theory
     Serge Richard | Nagoya University, Published in 2014, 103 pages
115. Linearization via the Lie Derivative
     Carmen Chicone, Richard Swanson | American Mathematical Society, Published in 2000, 64 pages
116. CK-12 Basic Probability and Statistics: A Short Course
     Brenda Meery | CK-12.org, Published in 2010, 201 pages
117. Mathematics for Computer Scientists
     Gareth J. Janacek, Mark L. Close | BookBoon, Published in 2008, 153 pages
118. Numbers and Symbols: From Counting to Abstract Algebras
     Roy McWeeny | Learning Development Institute, Published in 2007, 53 pages
119. Mathematical Analysis I
     Elias Zakon | The Trillia Group, Published in 2004, 367 pages
120. Hilbert Space Methods for Partial Differential Equations
     R. E. Showalter | Pitman, Published in 1994, 208 pages
121. Mathematics and Physics of Emerging Biomedical Imaging
     National Research Council | National Academies Press, Published in 1996, 238 pages
122. Elements of the Differential and Integral Calculus
     William Anthony Granville | Ginn, Published in 1911, 493 pages
123. Lectures On Approximation By Polynomials
     J.G. Burkill | Tata Institute of Fundamental Research, Published in 1959, 75 pages
124. History of Modern Mathematics
     David Eugene Smith | Columbia University, Published in 1906, 75 pages
125. Discrete Oscillation Theory
     Ravi P. Agarwal, at al. | Hindawi Publishing Corporation, Published in 2005, 961 pages
126. Calculus for Beginners and Artists
     Daniel Kleitman | MIT, Published in 2009
127. Partial Differential Equations with Maple
     Robert Piche, Keijo Ruohonen | Tampere University of Technology, Published in 1997, 131 pages
128. Tensor Analysis
     Edward Nelson | Princeton Univ Pr, Published in 1974, 138 pages
129. Templates for the Solution of Linear Systems
     Richard Barrett et al. | Society for Industrial Mathematics, Published in 1987, 117 pages
130. Amusements in Mathematics
     Henry Ernest Dudeney | Nelson, Published in 1917, 280 pages
131. Lectures on Harmonic Analysis
     Thomas Wolff | American Mathematical Society, Published in 2003, 85 pages
132. Groups as Graphs
     W. B. V. Kandasamy, F. Smarandache | CuArt, Published in 2009, 170 pages
133. Mathematical Statistics
     Henry Lewis Rietz | Open Court Pub. Co, Published in 1927, 208 pages
134. generatingfunctionology
     Herbert S. Wilf | A K Peters, Ltd., Published in 2006, 245 pages
135. Smarandache Loops
     W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 129 pages
136. Geometric Wave Equations
     Stefan Waldmann | arXiv, Published in 2012, 279 pages
137. The Convenient Setting of Global Analysis
     Andreas Kriegl, Peter W. Michor | American Mathematical Society, Published in 1997, 624 pages
138. Shadows of the Truth: Metamathematics of Elementary Mathematics
     Alexandre Borovik | American Mathematical Society, Published in 2010, 293 pages
139. Infinite-dimensional Lie Algebras
     Iain Gordon | University of Edinburgh, Published in 2009, 55 pages
140. The Elements of Non-Euclidean Geometry
     D.M.Y. Sommerville | G. Bell & Sons Ltd., Published in 1919, 300 pages
141. Lectures on Holomorphic Functions of Several Complex Variables
     Piotr Jakobczak, Marek Jarnicki | Jagiellonian University, Published in 2001, 149 pages
142. New Perspectives in Algebraic Combinatorics
     Louis J. Billera, at al. | Cambridge University Press, Published in 1999, 345 pages
143. Engineering Statistics and Quality Control
     Irving W. Burr | McGraw-Hill, Published in 1953
144. Lie Algebras
     Shlomo Sternberg | , Published in 2004, 198 pages
145. Practical Trigonometry
     H. C. Playne | E. Arnold, Published in 1906, 188 pages
146. Geometry and Group Theory
     Christopher Pope | Texas A&M University, Published in 2008, 181 pages
147. Toposes, Triples and Theories
     Michael Barr, Charles Wells | Springer-Verlag, Published in 2005, 302 pages
148. Orders of Infinity
     G. H. Hardy | Cambridge University Press, Published in 1910, 101 pages
149. E 'Infinite' Ring Spaces and E 'Infinite' Ring Spectra
     J. P. May | Springer, Published in 1977, 280 pages
150. An introduction to Noncommutative Projective Geometry
     D. Rogalski | arXiv, Published in 2014, 55 pages
151. A Geometric Approach to Differential Forms
     David Bachman | arXiv, Published in 2003, 106 pages
152. The Essential Elementary and Intermediate Algebra
     Jon Blakely | JonBlakely.com, Published in 2016, 314 pages
153. Introduction to Topological Groups
     Dikran Dikranjan | UCM, Published in 2007, 69 pages
154. Complex Manifolds
     Julius Ross | Stanford University, Published in 2014, 119 pages
155. Elementary Linear Algebra
     Keith Matthews | University of Queensland, Published in 1998, 302 pages
156. Advanced Algebra
     Arthur Schultze | The Macmillan Company, Published in 1906, 588 pages
157. Iterative Methods in Combinatorial Optimization
     Lap Chi Lau, R. Ravi, M. Singh | Cambridge University Press, Published in 2011, 229 pages
158. Universal Optimization and Its Application
     Alexander Bolonkin | viXra.org, Published in 2017, 161 pages
159. Notes on Category Theory with examples from basic mathematics
     Paolo Perrone | arXiv, Published in 2021, 181 pages
160. Linear Algebra
     Paul Dawkins | Lamar University, Published in 2011, 331 pages
161. Rotations of Vectors Via Geometric Algebra
     James A. Smith | viXra, Published in 2016, 76 pages
162. n-Linear Algebra of Type I and Its Applications
     W. B. V. Kandasamy, F. Smarandache | InfoLearnQuest, Published in 2008, 120 pages
163. Abel's Theorem and the Allied Theory
     H.F. Baker | Cambridge University Press, Published in 1897, 712 pages
164. Generic Polynomials: Constructive Aspects of the Inverse Galois Problem
     C. U. Jensen, A. Ledet, N. Yui | Cambridge University Press, Published in 2002, 268 pages
165. Linear Algebra C-4: Quadratic equations in two or three variables
     Leif Mejlbro | BookBoon, Published in 2009, 74 pages
166. Intermediate Algebra
     Katherine Yoshiwara | Bruce Yoshiwara, Published in 2020, 893 pages
167. Discrete Math for Computer Science Students
     Ken Bogart, Cliff Stein | Dartmouth College, Published in 2003, 252 pages
168. Orbital Integrals on Reductive Lie Groups and Their Algebras
     Francisco Bulnes | InTech, Published in 2013, 181 pages
169. Trigonometry Notes
     Steven Sy | Michigan State University, Published in 2008, 448 pages
170. Analytic Geometry
     L. P. Siceloff, G. Wentworth, D. E. Smith | Ginn and Company, Published in 1922, 296 pages
171. Intro to Abstract Algebra
     Paul Garrett | , Published in 1998, 200 pages
172. Introduction to the Theory of Infinite-Dimensional Dissipative Systems
     Constantin I. Chueshov | ACTA, Published in 2002, 419 pages
173. A Treatise on Probability
     John Maynard Keynes | Macmillan and co, Published in 1921, 561 pages
174. A Mathematicians Miscellany
     J. E. Littlewood | Methuen And Company Limited, Published in 1953, 152 pages
175. Algebraic and Geometric Topology
     Andrew Ranicki, Norman Levitt, Frank Quinn | Springer, Published in 1985, 436 pages
176. Algebraic General Topology
     Victor Porton | Mathematics21.org, Published in 2015, 349 pages
177. Introduction to the Basics of Heegaard Floer Homology
     Bijan Sahamie | arXiv, Published in 2010, 71 pages
178. Irrational Numbers and Their Representation by Sequences and Series
     Henry Parker Manning | J. Wiley & sons, Published in 1906, 156 pages
179. Quantitative Analysis: Algebra with a Business Perspective
     Donna M. Wacha | Bookboon, Published in 2013, 303 pages
180. Lies, Damned Lies, or Statistics: How to Tell the Truth with Statistics
     Jonathan A. Poritz | Colorado State University, Pueblo, Published in 2017, 143 pages
181. Higher-Dimensional Categories: an illustrated guide book
     Eugenia Cheng, Aaron Lauda | University of Sheffield, Published in 2004, 182 pages
182. Abelian Varieties
     J. S. Milne | , Published in 2008, 172 pages
183. Integral Operators
     Leif Mejlbro | BookBoon, Published in 2009, 66 pages
184. Abstract and Concrete Categories: The Joy of Cats
     Jiri Adamek, Horst Herrlich, George Strecker | John Wiley & Sons, Published in 1990, 496 pages
185. A Computational Introduction to Number Theory and Algebra
     Victor Shoup | Cambridge University Press, Published in 2005, 534 pages
186. Combinatory Analysis
     Percy A. MacMahon | Cambridge University Press, Published in 1915, 612 pages
187. Introduction to Mathematical Analysis
     B. Lafferriere, G. Lafferriere, N. Mau Nam | Portland State University Library, Published in 2015, 141 pages
188. On Lie Algebras Of Prime Characteristic
     George B. Seligman | American Mathematical Society, Published in 1956, 93 pages
189. Numerical Analysis for Engineering
     Douglas W. Harder, Richard Khoury | University of Waterloo, Published in 2010
190. Logic for Computer Science
     Jean H. Gallier | Longman Higher Education, Published in 1986, 528 pages
191. Linear Algebra: A Course for Physicists and Engineers
     Arak Mathai,‎ Hans J. Haubold | De Gruyter Open, Published in 2017, 450 pages
192. Optimization Models For Decision Making
     Katta G. Murty | Springer, Published in 2010, 482 pages
193. Lectures on Linear Algebra and Matrices
     G. Donald Allen | Texas A&M University, Published in 2003, 238 pages
194. The Manual of Mathematical Magic
     Peter McOwan | Queen Mary, University of London, Published in 2010, 96 pages
195. Introduction to Statistical Thought
     Michael Lavine | , Published in 2008, 434 pages
196. Semi-classical analysis
     Victor Guillemin, Shlomo Sternberg | Harvard University, Published in 2012, 488 pages
197. The Calculus of Functions of Several Variables
     Dan Sloughter | Furman University, Published in 2001, 260 pages
198. Probability Theory and Stochastic Processes with Applications
     Oliver Knill | Overseas Press, Published in 2009, 382 pages
199. Lectures on Topics in Algebraic K-Theory
     Hyman Bass | Tata Institute of Fundamental Research, Published in 1967, 138 pages
200. Undergraduate Analysis Tools
     Bruce K. Driver | University of California, San Diego, Published in 2013, 186 pages
201. Riemannian Submanifolds: A Survey
     Bang-Yen Chen | arXiv, Published in 2013, 272 pages
202. Fractal Analysis
     Sid-Ali Ouadfeul (ed.) | InTech, Published in 2019, 312 pages
203. Symbolic Logic
     Lewis Carroll | Macmillan and co, Published in 1897
204. Calculus of Residua: Complex Functions Theory a-2
     Leif Mejlbro | BookBoon, Published in 2010, 140 pages
205. Statistics
     Philip B. Stark | University of California, Berkeley, Published in 2011
206. Lectures on Topics in Algebraic Number Theory
     Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2002, 83 pages
207. Functional Analysis
     Gerald Teschl | University of Vienna, Published in 2009, 142 pages
208. Optimization Algorithms on Matrix Manifolds
     P.-A. Absil, R. Mahony, R. Sepulchre | Princeton University Press, Published in 2007, 240 pages
209. Geometry, Topology and Physics
     Maximilian Kreuzer | Technische Universitat Wien, Published in 2010, 69 pages
210. Algebraic Logic
     H. Andreka, I. Nemeti, I. Sain | , Published in 2003, 129 pages
211. Metric and Topological Spaces
     T. W. Körner | University of Cambridge, Published in 2014, 109 pages
212. A Gentle Introduction to Tensors
     Boaz Porat | Technion, Published in 2010, 87 pages
213. Advances in Discrete Differential Geometry
     Alexander I. Bobenko (ed.) | Springer, Published in 2016, 439 pages
214. Lectures on Singular Stochastic PDEs
     M. Gubinelli, N. Perkowski | arXiv, Published in 2015, 67 pages
215. Discrete Mathematics
     | Wikibooks, Published in 2012
216. Beyond partial differential equations: A course on linear and quasi-linear abstract hyperbolic evolution equations
     Horst R. Beyer | arXiv, Published in 2011, 275 pages
217. Introduction to Differential Equations
     Jeffrey R. Chasnov | The Hong Kong University of Science &Technology, Published in 2010, 126 pages
218. Complex Analysis
     Christian Berg | Kobenhavns Universitet, Published in 2012, 192 pages
219. Dynamical Systems: Analytical and Computational Techniques
     Mahmut Reyhanoglu | InTech, Published in 2017, 272 pages
220. An informal introduction to the ideas and concepts of noncommutative geometry
     Thierry Masson | arXiv, Published in 2006, 56 pages
221. Lectures on Stochastic Processes
     K. Ito | Tata Institute of Fundamental Research, Published in 1960, 207 pages
222. Lectures on Topics In Finite Element Solution of Elliptic Problems
     Bertrand Mercier | Tata Institute of Fundamental Research, Published in 1979, 177 pages
223. Nonlinear Partial Differential Equations of Elliptic Type
     Vicentiu Radulescu | arXiv, Published in 2005, 114 pages
224. Calculus
     | Wikibooks, Published in 2011, 456 pages
225. Linear Elliptic Equations of Second Order
     Erich Miersemann | Leipzig University, Published in 2012, 87 pages
226. Topics in Logic and Foundations
     Stephen G. Simpson | The Pennsylvania State University, Published in 2005, 89 pages
227. Valuations and Hyperbolicity in Dynamics
     Thomas Ward | University of East Anglia, Published in 2001, 58 pages
228. Residuals and Influence in Regression
     R. Dennis Cook, Sanford Weisberg | Chapman & Hall, Published in 1982, 240 pages
229. Elementary Differential Geometry
     Gilbert Weinstein | UAB, Published in 2009, 62 pages
230. A Sampler of Riemann-Finsler Geometry
     D. Bao, R. Bryant, S. Chern, Z. Shen | Cambridge University Press, Published in 2004, 376 pages
231. Group Theory: Birdtracks, Lie's, and Exceptional Groups
     Predrag Cvitanovic | Princeton University Press, Published in 2011, 289 pages
232. Geometry of Surfaces
     Nigel Hitchin | , Published in 2013, 101 pages
233. Spectral Theory
     Leif Mejlbro | BookBoon, Published in 2009, 80 pages
234. A Semester Course in Trigonometry
     Marcel B. Finan | Arkansas Tech University, Published in 2003, 264 pages
235. Funny Little Calculus Text
     Robert Ghrist | University of Pennsylvania, Published in 2012, 46 pages
236. Notes on Optimization
     Pravin Varaiya | Van Nostrand, Published in 1972, 140 pages
237. Lie Groups, Physics, and Geometry
     Robert Gilmore | Drexel University, Published in 2007, 222 pages
238. Business Mathematics: A Textbook
     Edward I. Edgerton, Wallace E. Bartholomew | The Ronald Press Co., Published in 1921, 331 pages
239. Differential and Integral Calculus
     Virgil Snyder | American book company, Published in 1902, 348 pages
240. Mirror Symmetry
     Cumrun Vafa, Eric Zaslow | American Mathematical Society, Published in 2003, 950 pages
241. Introduction to Mathematical Logic: A problem solving course
     Arnold W. Miller | arXiv, Published in 1996, 75 pages
242. A First Course In Mathematical Statistics
     C.E. Weatherburn | Cambridge University Press, Published in 1961, 302 pages
243. Commutative Algebra
     Jacob Lurie, Akhil Mathew | Harvard University, Published in 2010, 172 pages
244. Lectures on a Method in the Theory of Exponential Sums
     M. Jutila | Tata Institute of Fundamental Research, Published in 1987, 134 pages
245. Immersive Linear Algebra
     J. Strom, K. Astrom, T. Akenine-Moller | immersivemath, Published in 2017, 205 pages
246. The Place of Partial Differential Equations in Mathematical Physics
     Ganesh Prasad | Patna University, Published in 1924, 64 pages
247. Elementary Textbook on the Calculus
     Virgil Snyder | Cornell University Library, Published in 1912, 388 pages
248. Topics in dynamics I: Flows
     Edward Nelson | Princeton University Press, Published in 1969, 122 pages
249. Lectures on Topics in Mean Periodic Functions and the Two-Radius Theorem
     J. Delsarte | Tata Institute of Fundamental Research, Published in 1961, 151 pages
250. Elementary Abstract Algebra: Examples and Applications
     Justin Hill, Chris Thron | Texas A&M University, Published in 2017, 785 pages
251. Lectures on Sieve Methods and Prime Number Theory
     Y. Motohashi | Tata Institute of Fundamental Research, Published in 1983, 181 pages
252. Mathematical Essays and Recreations
     Hermann Schubert | The Open Court Publishing, Published in 1898, 159 pages
253. Vector Calculus
     Michael Corral | Schoolcraft College, Published in 2008, 222 pages
254. A Problem-Solving Approach to College Algebra
     Marcel B. Finan | Arkansas Tech University, Published in 2002, 92 pages
255. The Hermitian Two Matrix Model with an Even Quartic Potential
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326. Lectures on Stochastic Analysis
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327. Contact Topology
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371. Very Basic Noncommutative Geometry
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380. Basic Calculus Refresher
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381. Numerical Solutions of Engineering Problems
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440. Triangles, Rotation, a Theorem and the Jackpot
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447. Stochastic Calculus
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499. Linear Algebra
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500. Differential Geometry: A First Course in Curves and Surfaces
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