Calculus Hand Book

this free book, it all about calculus, written by by Professor Gilbert Strang, Published in 1991 and still in print from Wellesley-Cambridge Press, the book is a useful resource for educators and self-learners alike. It is well organized, covers single variable and multi variable calculus in depth, and is rich with applications. Now this book available online and free to download.
here some content list of the book
Introduction to Calculus
Derivatives
Applications of the Derivative
The Chain Rule
Integrals
Exponentials and Logarithms
Techniques of Integration
Applications of the Integral
Polar Coordinates and Complex Numbers
Infinite Series
Vectors and Matrices
Motion along a Curve
Partial Derivatives
Multiple Integrals
Vector Calculus
Mathematics after Calculus

and lot of others

you can download file by file here :

table of contents
Index of Books
Table and Equation of Mathematic

Chapter one : Introduction to Calculus (4 Mb)

Chapter two : derivative (4 Mb)


Chapter three : Applications of the Derivative (6 Mb)


chapter four : Chain of rule (2 Mb)

Chapter 5 : Integral (4,8 Mb)

Chapter six : Exponentials and Logarithms (4.7 Mb)

Chapter seven : Techniques of Integration (2.6 Mb)

Chapter eight : Applications of the Integral (3.4 Mb)

Chapter nine : Polar Coordinates and Complex Numbers (1.7 Mb)

Chapter ten : Infinite Series (2.9 Mb)

Chapter eleven : Vectors and Matrices (4 Mb)

Chapter twelve : motion along a curve (2.2 Mb)

Chapter thirteen : Partial Derivative (4.9 Mb)

Chapter forty: (2.5 Mb)

chapter fifty : Vector Calculus (4.3 Mb)

Chapter sixty : After Calculus (1.8 Mb)