1. Lectures on the Calculus of Variations by Harris Hancock
2. Calculus Volume 3 by
3. Numerical Algorithms: Methods for Computer Vision, Machine Learning, and Graphics by Justin Solomon
4. APEX Calculus by Gregory Hartman, et al.
5. Irrational Numbers and Their Representation by Sequences and Series
6. Introduction to Numerical Methods and Matlab Programming for Engineers by Todd Young, Martin J. Mohlenkamp
7. An Introductory Course Of Mathematical Analysis by Charles Walmsley
8. Introduction to the Theory of Fourier's Series and Integrals by H. S. Carslaw
9. The Gamma Function by James Bonnar
10. Applied Analysis by I.M. Sigal, M. Merkli
11. Calculus: Early Transcendentals by David Guichard
12. Armstrong Calculus by Jared Schlieper, Michael Tiemeyer
13. Differential Equations and Linear Algebra by Simon J.A. Malham
14. An Introduction to Asymptotic Analysis by Simon J.A. Malham
15. The General Theory of Dirichlet's Series by G.H. Hardy, Marcel Riesz
16. An Introduction to Real Analysis by John K. Hunter
17. Introduction to Analysis by Irena Swanson
18. Tensor Calculus by Taha Sochi
19. Differential Equations with YouTube Examples by Jeffrey R. Chasnov
20. Introduction to Numerical Methods by Jeffrey R. Chasnov
21. Functions of a Complex Variable by Thomas S. Fiske
22. Scientific Computing by Jeffrey R. Chasnov
23. Functions Of A Complex Variable with Applications by E. G. Phillips
24. Calculus and Linear Algebra. Vol. 2 by Wilfred Kaplan, Donald J. Lewis
25. Calculus and Linear Algebra. Vol. 1 by Wilfred Kaplan, Donald J. Lewis
26. Examples of differential equations, with rules for their solution by George A. Osborne
27. The Numerical Approximation of Functional Differential Equations by Daniele Venturi
28. Numerical Linear Algebra by William Layton, Myron Sussman
29. Fredholm Operators and Spectral Flow by Nils Waterstraat
30. Elements of the Theory of Functions of a Complex Variable by G.E. Fisher, I.J. Schwatt
31. Basic Real Analysis by Anthony W. Knapp
32. Introduction to Tensor Calculus by Taha Sochi
33. Introduction to Analysis by Ray Mayer
34. Foundations of Analysis by Joseph L. Taylor
35. Foundations of Infinitesimal Calculus by H. Jerome Keisler
36. Linear Mathematics In Infinite Dimensions by U. H. Gerlach
37. Special Functions, a Review by S. Arfaoui, I. Rezgui, A.B. Mabrouk
38. Introduction to Mathematical Analysis by B. Lafferriere, G. Lafferriere, N. Mau Nam
39. Intuitive Infinitesimal Calculus by Viktor Blasjo
40. The Elementary Properties of the Elliptic Functions by Alfred Cardew Dixon
41. Elementary Illustrations of the Differential and Integral Calculus by Augustus De Morgan
42. Elementary Functions and Applications by Arthur Sullivan Gale, Charles William Watkeys
43. A First Course in Ordinary Differential Equations by Norbert Euler
44. A Friendly Introduction to Differential Equations by Mohammed K A Kaabar
45. Differential Equations From The Algebraic Standpoint by Joseph Fels Ritt
46. Differential Calculus for Beginners by Alfred Lodge
47. Differential Calculus by Shanti Narayan
48. Differential and Integral Equations: Boundary Value Problems and Adjoints by S. Schwabik, M. Tvrdy, O. Vejvoda
49. Differential and Integral Calculus by Virgil Snyder
50. A Course Of Mathematical Analysis by Shanti Narayan

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