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. Calculus I, II, and III
   Jerrold E. Marsden, Alan Weinstein | Springer, Published in 1986, 1023 pages
2. Harmonic Analysis
   Russell Brown | University of Kentucky, Published in 2009, 191 pages
3. The Philosophy of Mathematics
   Auguste Comte | Harper & brothers, Published in 1851, 276 pages
4. A Gentle Introduction to Tensors
   Boaz Porat | Technion, Published in 2010, 87 pages
5. Introduction to Twisted Commutative Algebras
   Steven V Sam, Andrew Snowden | arXiv, Published in 2012, 56 pages
6. Elementary Symbolic Dynamics and Chaos in Dissipative Systems
   Bai-Lin Hao | World Scientific, Published in 1989, 475 pages
7. Coalgebras and Modal Logic
   Alexander Kurz | ESSLLI, Published in 2002, 100 pages
8. Linearization via the Lie Derivative
   Carmen Chicone, Richard Swanson | American Mathematical Society, Published in 2000, 64 pages
9. Introduction to Fortran 95 and Numerical Computing
   Adrian Sandu | Virginia Tech, Published in 2001, 215 pages
10. Noncommutative Geometry, Quantum Fields and Motives
    Alain Connes, Matilde Marcolli | American Mathematical Society, Published in 2007, 705 pages
11. Geometric Complexity Theory: An Introduction for Geometers
    J.M. Landsberg | arXiv, Published in 2013, 38 pages
12. Introduction to Groups, Invariants and Particles
    Frank W. K. Firk | Orange Grove Texts Plus, Published in 2000, 162 pages
13. An introduction to Algebra and Topology
    Pierre Schapira | University of Luxemburg, Published in 2012, 78 pages
14. Analytical Geometry for Beginners
    Alfred Baker | W. J. Gage, Published in 1905, 234 pages
15. CK-12 Single Variable Calculus
    R. Almukkahal, V. Cifarelli, C. Fan, L. Jarvis | CK-12 Foundation, Published in 2009, 457 pages
16. Measure Theory in Non-Smooth Spaces
    Nicola Gigli | De Gruyter Open, Published in 2017, 346 pages
17. Modern Algebraic Topology
    D. G. Bourgin | Macmillan, Published in 1963, 544 pages
18. Linear Algebra
    Benjamin McKay | University College Cork, Published in 2008, 491 pages
19. Think Stats: Probability and Statistics for Programmers
    Allen B. Downey | Green Tea Press, Published in 2011, 122 pages
20. An Introduction to Riemannian Geometry
    Sigmundur Gudmundsson | Lund University, Published in 2010, 106 pages
21. Researches on Curves of the Second Order
    George Whitehead Hearn | Project Gutenberg, Published in 2005, 64 pages
22. Exact Sequences in the Algebraic Theory of Surgery
    Andrew Ranicki | Princeton University Press, Published in 1981, 881 pages
23. Calculus Unlimited
    Jerrold E. Marsden, A. Weinstein | Benjamin-Cummings Publishing Co., Published in 1981, 246 pages
24. Vector Analysis
    J. Willard Gibbs | Yale University Press, Published in 1929, 432 pages
25. Solid Geometry, with Problems and Applications
    H. E. Slaught, N. J. Lennes | Allyn and Bacon, Published in 1919, 242 pages
26. Lectures on Torus Embeddings and Applications
    Tadao Oda | Tata Institute of Fundamental Research, Published in 1978, 158 pages
27. CK-12 Algebra I
    Andrew Gloag, Anne Gloag | CK-12 Basic Algebra Concepts, Published in 2010, 825 pages
28. Seminar on Triples and Categorical Homology Theory
    B. Eckmann | Springer, Published in 1969, 304 pages
29. Notes on String Topology
    Ralph L. Cohen, Alexander A. Voronov | arXiv, Published in 2005, 95 pages
30. Modular Forms: A Computational Approach
    William A. Stein | American Mathematical Society, Published in 2007, 282 pages
31. Quick Introduction to Tensor Analysis
    Ruslan Sharipov | Samizdat Press, Published in 2004, 47 pages
32. Intermediate Algebra
    Donna Gaudet, et al. | Scottsdale Community College, Published in 2013, 480 pages
33. Riemannian Geometry
    Ilkka Holopainen, Tuomas Sahlsten | , Published in 2013, 102 pages
34. Partial Differential Equations of Mathematical Physics
    William W. Symes | Rice University, Published in 2006, 105 pages
35. Trends in Commutative Algebra
    Luchezar L. Avramov, at al. | Cambridge University Press, Published in 2005, 264 pages
36. Advanced Graph Theory and Combinatorial Optimization
    Alexander Schrijver | , Published in 2012, 64 pages
37. Kähler-Einstein metrics: Old and New
    Daniele Angella, Cristiano Spotti | arXiv.org, Published in 2017, 48 pages
38. Discrete Mathematics for Computer Science
    Jean Gallier | arXiv, Published in 2008, 255 pages
39. Everything Maths: Grade 10 Mathematics
    Neels van der Westhuizen, et al. | Siyavula, Published in 2012, 469 pages
40. E 'Infinite' Ring Spaces and E 'Infinite' Ring Spectra
    J. P. May | Springer, Published in 1977, 280 pages
41. Algebraic Methods
    F. Oggier | Nanyang Technological University, Published in 2010, 129 pages
42. Introduction to Abstract Algebra
    D. S. Malik, John N. Mordeson, M.K. Sen | Creighton University, Published in 2007, 276 pages
43. Combinatorics Through Guided Discovery
    Kenneth P. Bogart | Dartmouth College, Published in 2004, 202 pages
44. Ordinary Differential Equations
    Stephen Wiggins | University of Bristol, Published in 2017, 146 pages
45. A Probability Course for the Actuaries
    Marcel B. Finan | Arkansas Tech University, Published in 2011, 517 pages
46. Rotations of Vectors Via Geometric Algebra
    James A. Smith | viXra, Published in 2016, 76 pages
47. Precalculus
    David H. Collingwood, K. David Prince, Matthew M. Conroy | , Published in 2011, 335 pages
48. Symplectic Geometry
    Ana Cannas da Silva | Princeton University, Published in 2004, 109 pages
49. Advanced High School Statistics
    David M Diez, et al. | OpenIntro, Published in 2017, 458 pages
50. Dynamical Systems and Chaos
    Evans M. Harrell II | , Published in 2000
51. Finite Rank Torsion Free Modules Over Dedekind Domains
    E. Lee Lady | University of Hawaii, Published in 1998
52. A Primer of Real Analysis
    Dan Sloughter | Synechism.org, Published in 2009, 152 pages
53. Analysis of Puzzles
    Umesh Nair | , Published in 2006, 88 pages
54. The Mathemagician and Pied Puzzler: A Collection in Tribute to Martin Gardner
    Martin Gardner, at al. | AK Peters, Published in 1999, 252 pages
55. College Algebra
    Richard Beveridge | , Published in 2018, 198 pages
56. Analytic Geometry and Calculus
    F.S. Woods, F.H. Bailey | Ginn and Company, Published in 1917, 542 pages
57. Lectures on Birational Geometry
    Caucher Birkar | arXiv, Published in 2012, 85 pages
58. Lectures on the Geometry of Manifolds
    Liviu I. Nicolaescu | World Scientific Publishing Company, Published in 2009, 570 pages
59. Geometric Theorems and Arithmetic Functions
    Jozsef Sandor | American Research Press, Published in 2002, 55 pages
60. Lectures on Stochastic Analysis
    Thomas G. Kurtz | University of Wisconsin, Published in 2007, 119 pages
61. The Elements of Solid Geometry
    William C. Bartol | Leach, Shewell & Sanborn, Published in 1893, 112 pages
62. Foundations of Analysis
    Joseph L. Taylor | , Published in 2011, 415 pages
63. The Design of Approximation Algorithms
    D. P. Williamson, D. B. Shmoys | Cambridge University Press, Published in 2010, 496 pages
64. Applied Mathematical Programming
    S. Bradley, A. Hax, T. Magnanti | Addison-Wesley, Published in 1977, 716 pages
65. A Problem-Solving Approach to College Algebra
    Marcel B. Finan | Arkansas Tech University, Published in 2002, 92 pages
66. Synthetic Differential Geometry
    Anders Kock | Cambridge University Press, Published in 2006, 241 pages
67. Geometry and Group Theory
    Christopher Pope | Texas A&M University, Published in 2008, 181 pages
68. Dynamical Systems and Sheaves
    D. I. Spivak, C. Vasilakopoulou, P. Schultz | arXiv, Published in 2016, 65 pages
69. Probability and Theory of Errors
    Robert Simpson Woodward | J. Wiley & Sons, Published in 1906, 64 pages
70. Business Mathematics: A Textbook
    Edward I. Edgerton, Wallace E. Bartholomew | The Ronald Press Co., Published in 1921, 331 pages
71. Topics in Algebraic Combinatorics
    Richard P. Stanley | MIT, Published in 2013, 127 pages
72. generatingfunctionology
    Herbert S. Wilf | A K Peters, Ltd., Published in 2006, 245 pages
73. Lectures on Field Theory and Ramification Theory
    Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2008, 36 pages
74. The Geometry and Topology of Three-Manifolds
    William P Thurston | Mathematical Sciences Research Institute, Published in 2002, 502 pages
75. Logic and Proof
    Lawrence C Paulson | University of Cambridge, Published in 2002, 79 pages
76. Geometric Topology: Localization, Periodicity and Galois Symmetry
    Dennis Sullivan | Springer, Published in 2005, 296 pages
77. Harmonic Analysis, the Trace Formula, and Shimura Varieties
    J. Arthur, D. Ellwood, R. Kottwitz | American Mathematical Society, Published in 2005, 706 pages
78. Numerical Analysis: Theory and Application
    Jan Awrejcewicz | InTech, Published in 2011, 626 pages
79. Calculus, Applications and Theory
    Kenneth Kuttler | , Published in 2008, 912 pages
80. Noncommutative Rings
    Michael Artin | , Published in 1999, 103 pages
81. Mathematics for the Physical Sciences
    Herbert S Wilf | Dover Publications, Published in 1962, 298 pages
82. Real Variables: With Basic Metric Space Topology
    Robert B. Ash | Institute of Electrical & Electronics Engineering, Published in 2007, 213 pages
83. Essential Mathematics
    Franco Vivaldi | , Published in 2006, 74 pages
84. Proofs in Mathematics
    Alexander Bogomolny | Interactive Mathematics Miscellany and Puzzles, Published in 2013, 272 pages
85. Determinantal Rings
    Winfried Bruns, Udo Vetter | Springer, Published in 1988, 244 pages
86. Ten British Mathematicians
    Alexander Macfarlane | , Published in 1916, 108 pages
87. Abstract Set Theory
    Thoralf A. Skolem | University of Notre Dame, Published in 1962, 70 pages
88. Elements of Abstract and Linear Algebra
    Edwin H. Connell | , Published in 2004, 146 pages
89. Linear Algebra, Infinite Dimensions, and Maple
    James V. Herod | Georgia Tech, Published in 1997
90. A History of Greek Mathematics
    Thomas Little Heath | Clarendon Press, Published in 1921, 1084 pages
91. Differential Topology
    Bjorn Ian Dundas | Johns Hopkins University, Published in 2002, 183 pages
92. Noncommutative Geometry
    Alain Connes | Academic Press, Published in 1994, 654 pages
93. Theory of the Integral
    Brian S. Thomson | ClassicalRealAnalysis.info, Published in 2012, 407 pages
94. Symbolic Tensor Calculus on Manifolds: a SageMath Implementation
    Eric Gourgoulhon, Marco Mancini | arXiv.org, Published in 2018, 72 pages
95. Graduate Algebra
    Leonard Evens | Northwestern University, Published in 1999, 160 pages
96. Lectures on Calabi-Yau and Special Lagrangian Geometry
    Dominic Joyce | arXiv, Published in 2002, 58 pages
97. Lectures on the Algebraic Theory of Fields
    K.G. Ramanathan | Tata Institute of Fundamental Research, Published in 1956, 228 pages
98. Online Statistics Education
    David Lane | Rice University, Published in 2017, 692 pages
99. The Handbook of Essential Mathematics
    John C. Sparks | Air Force Publication, Published in 2006, 205 pages
100. Think Bayes: Bayesian Statistics Made Simple
     Allen B. Downey | Green Tea Press, Published in 2012, 77 pages
101. Learning Statistics with R
     Daniel Navarro | University of Adelaide, Published in 2014, 564 pages
102. Periodic Solutions for Evolution Equations
     Mihai Bostan | American Mathematical Society, Published in 2002, 41 pages
103. Linear Partial Differential Equations and Fourier Theory
     Marcus Pivato | Cambridge University Press, Published in 2005, 619 pages
104. Fractal Analysis
     Sid-Ali Ouadfeul (ed.) | InTech, Published in 2019, 312 pages
105. The Algebraic Theory of Modular Systems
     Francis Sowerby Macaulay | Cambridge University Press, Published in 1916, 140 pages
106. Statistics
     | Wikibooks, Published in 2013, 236 pages
107. Geometry of Four Dimensions
     Parker Manning Henry | The MacMillan Company, Published in 1914, 378 pages
108. An Introduction to Algebraic Number Theory
     F. Oggier | Nanyang Technological University, Published in 2010, 95 pages
109. An Introduction to Tensors for Students of Physics and Engineering
     Joseph C. Kolecki | Glenn Research Center, Published in 2002, 29 pages
110. Notes on Harmonic Analysis
     George Benthien | , Published in 2006, 74 pages
111. On 2D Inverse Problems
     | Wikibooks, Published in 2013
112. Pluckings from the tree of Smarandache: Sequences and functions
     Charles Ashbacher | American Research Press, Published in 1998, 80 pages
113. Geometry Formulas and Facts
     Silvio Levy | CRC Press, Published in 1995
114. Set Theory
     Gary Hardegree | UMass Amherst, Published in 2003
115. Spectral Theory of Partial Differential Equations
     Richard S. Laugesen | arXiv, Published in 2012, 120 pages
116. Theory and Applications of Finite Groups
     G. A. Miller, H. F. Blichfeldt, L. E. Dickson | J. Wiley, Published in 1916, 424 pages
117. Dave's Short Course in Trigonometry
     David E. Joyce | Clark University, Published in 2002
118. Mathematical Philosophy: A Study of Fate and Freedom
     Cassius Jackson Keyser | E.P. Dutton & company, Published in 1922, 490 pages
119. Notes on Classical Groups
     Peter J. Cameron | Queen Mary and Westfield College, Published in 2000, 96 pages
120. Singularities of Transition Processes in Dynamical Systems
     Alexander N. Gorban | American Mathematical Society, Published in 2004, 55 pages
121. The Fourth Dimension
     Charles Howard Hinton | S. Sonnenschein & Co., Published in 1906, 288 pages
122. Topics in the Theory of Quadratic Residues
     Steve Wright | arXiv, Published in 2014, 160 pages
123. Applied Analysis
     J. Hunter, B. Nachtergaele | World Scientific Publishing Company, Published in 2005, 439 pages
124. Model Theory
     Stephen G. Simpson | The Pennsylvania State University, Published in 1998, 127 pages
125. Indian Mathematics
     G. R. Kaye | Thacker, Spink & Co., Published in 1915, 102 pages
126. Discrete Mathematics with Algorithms
     M. O. Albertson, J. P. Hutchinson | J. Wiley, Published in 1988, 560 pages
127. College Mathematics: Algebra
     | Wikipedia, Published in 2014
128. Real Functions in One Variable: Calculus 1a
     Leif Mejlbro | BookBoon, Published in 2006, 146 pages
129. The Octonions
     John C. Baez | University of California, Published in 2001, 56 pages
130. The Game of Logic
     Lewis Carroll | MacMillan, Published in 1887, 128 pages
131. Intersection Graphs: An Introduction
     Madhumangal Pal | arXiv, Published in 2014, 49 pages
132. An Introduction to Microlocal Analysis
     Richard B. Melrose, Gunther Uhlmann | MIT, Published in 2008, 182 pages
133. How To Write Proofs
     Larry W. Cusick | California State University, Fresno, Published in 2009
134. Differential Geometry in Physics
     Gabriel Lugo | University of North Carolina at Wilmington, Published in 2006, 61 pages
135. Symbolic Logic: A Second Course
     Gary Hardegree | UMass Amherst, Published in 2003, 246 pages
136. Probability Course
     Gian-Carlo Rota | David Ellerman, Published in 1998, 544 pages
137. Applied Probability
     Paul E Pfeiffer | Connexions, Published in 2008, 634 pages
138. Knot Diagrammatics
     Louis H. Kauffman | arXiv, Published in 2004, 107 pages
139. Numerical Analysis I
     Mark Embree | Rice University, Published in 2012, 207 pages
140. Algebraic Logic
     H. Andreka, I. Nemeti, I. Sain | , Published in 2003, 129 pages
141. Iterative Methods for Sparse Linear Systems
     Yousef Saad | PWS, Published in 1996
142. Elementary Algebra
     Denny Burzynski, Wade Ellis | Saunders College Publishing, Published in 1989, 544 pages
143. Ten Chapters of the Algebraical Art
     Peter J. Cameron | Queen Mary, University of London, Published in 2007, 108 pages
144. Projective Geometry
     Nigel Hitchin | , Published in 2003, 74 pages
145. A Concise Introduction to Mathematical Logic
     Wolfgang Rautenberg | Springer, Published in 2009, 131 pages
146. Matrix Algebra
     Marco Taboga | StatLect, Published in 2021, 320 pages
147. Geometry and Billiards
     Serge Tabachnikov | , Published in 1991, 186 pages
148. An Elementary Introduction to Groups and Representations
     Brian C. Hall | arXiv, Published in 2000, 128 pages
149. Algorithmic Mathematics
     Leonard Soicher, Franco Vivaldi | Queen Mary University of London, Published in 2004, 94 pages
150. Category Theory Lecture Notes
     Michael Barr, Charles Wells | , Published in 1999, 133 pages
151. 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
152. Galois Theory
     Miles Reid | University of Warwick, Published in 2004, 89 pages
153. Archimedes
     Thomas Little Heath | , Published in 1920, 76 pages
154. Probability for Finance
     Patrick Roger | BookBoon, Published in 2010, 115 pages
155. Applied and Computational Linear Algebra: A First Course
     Charles L. Byrne | University of Massachusetts Lowell, Published in 2013, 504 pages
156. The K-book: An introduction to algebraic K-theory
     Charles Weibel | Rutgers, Published in 2010
157. The Elementary Properties of the Elliptic Functions
     Alfred Cardew Dixon | Macmillan, Published in 1894, 164 pages
158. Lectures on Algebraic Groups
     Alexander Kleshchev | University of Oregon, Published in 2005, 166 pages
159. Euclid's Elements
     D.E.Joyce | , Published in 1998
160. An Introduction to Group Theory: Applications to Mathematical Music Theory
     Flor Aceff-Sanchez, et al. | BookBoon, Published in 2013, 165 pages
161. Tight and Taut Submanifolds
     Thomas E. Cecil, Shiing-shen Chern | Cambridge University Press, Published in 1997, 349 pages
162. Calculus with Analytic Geometry
     Richard H. Crowell, William E. Slesnick | W W Norton & Co Inc, Published in 2008, 662 pages
163. Notes on Basic 3-Manifold Topology
     Allen Hatcher | , Published in 2000, 61 pages
164. 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
165. Mathematics for Algorithm and Systems Analysis
     Edward A. Bender, S. Gill Williamson | Dover Publications, Published in 2005, 256 pages
166. Elementary Functions and Applications
     Arthur Sullivan Gale, Charles William Watkeys | H. Holt & Co., Published in 1920, 459 pages
167. Lectures On Old And New Results On Algebraic Curves
     P. Samuel | Tata Institute Of Fundamental Research, Published in 1966, 99 pages
168. Distribution of Prime Numbers
     W W L Chen | Macquarie University, Published in 2003, 134 pages
169. Random Graphs and Complex Networks
     Remco van der Hofstad | Eindhoven University of Technology, Published in 2010, 363 pages
170. Uncertainty Theory
     Baoding Liu | Tsinghua University, Published in 2018, 501 pages
171. Dynamical Systems
     Shlomo Sternberg | OER Commons, Published in 2000, 151 pages
172. Armstrong Calculus
     Jared Schlieper, Michael Tiemeyer | GALILEO, University System of Georgia, Published in 2015, 110 pages
173. Floer Homology, Gauge Theory, and Low Dimensional Topology
     David Ellwood, at al. | American Mathematical Society, Published in 2006, 314 pages
174. Mathematical Linguistics
     Andras Kornai | , Published in 2002, 90 pages
175. Conformal Fractals: Ergodic Theory Methods
     F. Przytycki, M. Urbanski | Cambridge University Press, Published in 2009, 362 pages
176. Linear algebra via exterior products
     Sergei Winitzki | Ludwig-Maximilians University, Published in 2009, 82 pages
177. Inside Out: Inverse Problems and Applications
     Gunther Uhlmann | Cambridge University Press, Published in 2003, 400 pages
178. Convex Geometric Analysis
     Keith Ball, Vitali Milman | Cambridge University Press, Published in 1998, 236 pages
179. The Foundations of Geometry
     David Hilbert | Project Gutenberg, Published in 1902, 101 pages
180. Knot Invariants and Higher Representation Theory
     Ben Webster | arXiv, Published in 2013, 87 pages
181. Lectures on Polyhedral Topology
     John R. Stallings | Tata Institute of Fundamental Research, Published in 1967, 214 pages
182. Undergraduate Analysis Tools
     Bruce K. Driver | University of California, San Diego, Published in 2013, 186 pages
183. forall x: An Introduction to Formal Logic
     P.D. Magnus | , Published in 2008, 160 pages
184. Galois Groups and Fundamental Groups
     David Meredith | San Francisco State University, Published in 1999, 89 pages
185. Lectures on a Method in the Theory of Exponential Sums
     M. Jutila | Tata Institute of Fundamental Research, Published in 1987, 134 pages
186. Algorithmic Algebra
     Bhubaneswar Mishra | Courant Institute of Mathematical Sciences, Published in 1993, 425 pages
187. Spectral Theory
     Leif Mejlbro | BookBoon, Published in 2009, 80 pages
188. Lectures on Differential Equations
     Craig A. Tracy | University of California, Published in 2011, 131 pages
189. Lectures on Riemann Matrices
     C.L. Siegel | Tata Institute of Fundamental Research, Published in 1963, 101 pages
190. Higher Mathematics for Students of Chemistry and Physics
     Joseph William Mellor | Longmans, Green, Published in 1902, 580 pages
191. Combinatorial Algorithms
     Albert Nijenhuis, Herbert S. Wilf | Academic Press Inc, Published in 1978, 316 pages
192. Applied Nonparametric Regression
     Wolfgang Härdle | Cambridge University Press, Published in 1992, 433 pages
193. Parallel Spectral Numerical Methods
     Gong Chen, et al. | Wikibooks, Published in 2013
194. Galois Theory: Lectures Delivered at the University of Notre Dame
     Emil Artin | University of Notre Dame, Published in 1971, 96 pages
195. Differential Equations
     H. B. Phillips | John Wiley & Sons, Published in 1922, 84 pages
196. Higher-Dimensional Categories: an illustrated guide book
     Eugenia Cheng, Aaron Lauda | University of Sheffield, Published in 2004, 182 pages
197. Introductory Statistics Notes
     Jamie DeCoster | University of Alabama, Published in 1998, 48 pages
198. Relationships, Change and Mathematical Analysis
     Roy McWeeny | Learning Development Institute, Published in 2011, 94 pages
199. Lectures on Representations of Complex Semi-Simple Lie Groups
     Thomas J. Enright | Tata Institute of Fundamental Research, Published in 1981, 94 pages
200. Practical Mathematics
     Cargill Gilston Knott | Chambers, Published in 1914, 652 pages
201. Lectures notes on compact Riemann surfaces
     Bertrand Eynard | arXiv.org, Published in 2018, 119 pages
202. Applied Statistics
     Mohammed A. Shayib | Bookboon, Published in 2013, 300 pages
203. Introduction to Numerical Methods
     Jeffrey R. Chasnov | The Hong Kong University, Published in 2012, 63 pages
204. On Riemann's Theory of Algebraic Functions and their Integrals
     Felix Klein | Macmillan and Bowes, Published in 1893, 128 pages
205. Vector Analysis Notes
     Matthew Hutton | matthewhutton.com, Published in 2006, 63 pages
206. Cribbage: A Strategy Guide for Beginners
     Jake Magnum | Smashwords, Published in 2016, 122 pages
207. Complex Variables: Second Edition
     R. B. Ash, W. P. Novinger | Dover Publications, Published in 2007, 224 pages
208. Lectures on Meromorphic Functions
     W.K. Hayman | Tata Institue of Fundamental Research, Published in 1959, 119 pages
209. Proofs and Concepts: the fundamentals of abstract mathematics
     Dave Witte Morris, Joy Morris | University of Lethbridge, Published in 2009, 220 pages
210. Tensor Calculus
     Taha Sochi | viXra, Published in 2016, 91 pages
211. Mathematics for Technical Schools
     J.M. Warren, W.H. Rutherford | Copp, Clark, Published in 1921, 356 pages
212. Real Analysis for Graduate Students: Measure and Integration Theory
     Richard F. Bass | CreateSpace, Published in 2011, 206 pages
213. Advanced Calculus and Analysis
     Ian Craw | University of Aberdeen, Published in 2000, 110 pages
214. Invitation to Dynamical Systems
     Edward R. Scheinerman | Prentice Hall College Div, Published in 2000, 384 pages
215. Lectures on Integrable Probability
     Alexei Borodin, Vadim Gorin | arXiv, Published in 2012, 63 pages
216. Dynamics, Ergodic Theory, and Geometry
     Boris Hasselblatt | Cambridge University Press, Published in 2007, 334 pages
217. Manifolds and Differential Forms
     Reyer Sjamaar | Cornell University, Published in 2017, 171 pages
218. An Introduction to Lie Group Integrators
     E. Celledoni, H. Marthinsen, B. Owren | arXiv, Published in 2012, 28 pages
219. Elements of Algebra
     Arthur Schultze | The Macmillan Company, Published in 1917, 377 pages
220. Lectures on The Finite Element Method
     Ph. Ciarlet | Tata Institute of Fundamental Research, Published in 1975, 145 pages
221. Introduction to Homological Geometry
     Martin A. Guest | arXiv, Published in 2001
222. Numerical Methods with Applications
     Autar K Kaw, Egwu Eric Kalu | Lulu.com, Published in 2008, 728 pages
223. Elementary Differential Equations
     William F. Trench | Brooks Cole, Published in 2001, 663 pages
224. Algebraic K-Theory
     Olivier Isely | EPFL, Published in 2006, 45 pages
225. The Homology of Iterated Loop Spaces
     F. R. Cohen, T. J. Lada, P. J. May | Springer, Published in 2009, 490 pages
226. A Course of Pure Geometry: Properties of the Conic Sections
     E.H. Askwith | Cambridge University Press, Published in 1917, 314 pages
227. Discrete Optimization
     Guido Schaefer | Utrecht University, Published in 2012, 97 pages
228. Temporal Networks
     Petter Holme, Jari Saramäki | arXiv, Published in 2011, 25 pages
229. Stacks Project
     Johan de Jong, et al. | , Published in 2012, 3428 pages
230. Abstract Algebra Done Concretely
     Donu Arapura | Purdue University, Published in 2004, 103 pages
231. Tunneling Through the Math Barrier
     William J. Meese | arXiv.org, Published in 2018, 187 pages
232. The Adams-Novikov Spectral Sequence and the Homotopy Groups of Spheres
     Paul Goerss | Northwestern University, Published in 2007, 47 pages
233. Introduction to Differential Geometry and General Relativity
     Stefan Waner | , Published in 2005, 138 pages
234. Functions and Their Graphs
     J. Nicholas, J. Hunter, J. Hargreaves | University of Sydney, Published in 1997, 77 pages
235. Lectures on Mean Periodic Functions
     J.P. Kahane | Tata Institute of Fundamental Research, Published in 1959, 165 pages
236. Boundless Algebra
     | Lumen Learning, Published in 2018, 439 pages
237. Isabelle/HOL: A Proof Assistant for Higher-Order Logic
     T. Nipkow, L.C. Paulson, M. Wenzel | Springer, Published in 2010, 223 pages
238. Languages and Machines
     C. D. H. Cooper | Macquarie University, Published in 2008
239. Mathematical Reasoning: Writing and Proof
     Ted Sundstrom | Pearson Education, Inc., Published in 2013, 591 pages
240. A First Course of Partial Differential Equations in Physical Sciences and Engineering
     Marcel B. Finan | Arkansas Tech University, Published in 2009, 285 pages
241. Bayesian Spectrum Analysis and Parameter Estimation
     G. Larry Bretthorst | Springer, Published in 1988, 220 pages
242. Elements of Applied Mathematics
     Cobb Herbert E. | Ginn and Company, Published in 1911, 292 pages
243. Basic Analysis: Introduction to Real Analysis
     Jiri Lebl | Lulu.com, Published in 2009, 161 pages
244. Elementary Abstract Algebra: Examples and Applications
     Justin Hill, Chris Thron | Texas A&M University, Published in 2017, 785 pages
245. Recent Progress on the Random Conductance Model
     Marek Biskup | arXiv, Published in 2012, 80 pages
246. Complex Manifolds and Hermitian Differential Geometry
     Andrew D. Hwang | University of Toronto, Published in 1997, 113 pages
247. Lectures on Geodesics in Riemannian Geometry
     M. Berger | Tata Institute of Fundamental Research, Published in 1965, 317 pages
248. An Introduction to Real Analysis
     John K. Hunter | University of California Davis, Published in 2014, 305 pages
249. Introduction to Numerical Methods and Matlab Programming for Engineers
     Todd Young, Martin J. Mohlenkamp | Ohio University, Published in 2017, 182 pages
250. Notes on Differential Geometry and Lie Groups
     Jean Gallier | University of Pennsylvania, Published in 2010
251. Theory of the Integral
     Stanislaw Saks | Polish Mathematical Society, Published in 1937, 347 pages
252. Category Theory for the Sciences
     David I. Spivak | The MIT Press, Published in 2014, 496 pages
253. Lectures on The Riemann Zeta-Function
     K. Chandrasekharan | Tata Institute of Fundamental Research, Published in 1953, 154 pages
254. Engineering Statistics Handbook
     | NIST/SEMATECH, Published in 2003
255. Ample Subvarieties of Algebraic Varieties
     Robin Hartshorne | Springer, Published in 1970, 273 pages
256. Vector Calculus, with Applications to Physics
     James Byrnie Shaw | D. Van Nostrand company, Published in 1922, 338 pages
257. A Primer on Homotopy Colimits
     Daniel Dugger | University of Oregon, Published in 2008, 72 pages
258. Topology Illustrated
     Peter Saveliev | Intelligent Perception, Published in 2014, 301 pages
259. Lectures on Noise Sensitivity and Percolation
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