Complex Analysis


Author: Veerarajan T

ISBN: 9789388005364

Copy Right Year: 2020

Pages:  312

Binding: Soft Cover

Publisher:  Yes Dee Publishing

SKU: 9789388005364 Category:


This textbook is meant for students of first course on Complex Analysis. The book provides balanced coverage of both theory and practice of concepts. A wide variety of problems and lucid language will help students understand and apply the concepts easily. The step-by-step solutions to solved problems enables clear understanding. A variety of solved and unsolved problems have been incorporated to help students ace university and competitive examinations.

Additional information

Weight .3 kg
Dimensions 22 × 15 × 2 cm

Table of Content

Chapter 1  Complex Numbers
1.1  Introduction
1.2  Complex Numbers
1.3  Modulus Amplitude Form
1.4  Procedure for Finding the Principal Value of θ
1.5  Geometrical Representation of Complex Numbers
1.5.1  Representation of (z1 + z2)
1.5.2  Representation of (z1 − z2)
1.5.3  Representation of z1z2
1.5.4  Representation of (z1/z2)
1.6  De Moivre’s Theorem
Chapter 2  Analytic Functions
2.1  The Complex Variable
2.2  Function of a Complex Variable
2.2.1  Limit of a Function of a Complex Variable
2.2.2  Continuity of  f(z)
2.2.3  Derivative of  f(z)
2.3  Analytic Function
2.3.1  Cauchy−Riemann Equations
2.3.2  C.R. Equations in Polar Co-ordinates
2.4  Properties of Analytic Functions
2.4.1  Property 1
2.4.2  Property 2
2.4.3  Property 3
2.4.4  Property 4
2.5  Construction of an Analytic Function, When its Real or
Imaginary Part is Known
2.5.1  Method 1
2.5.2  Method 2 (Milne−Thomson Method)
2.5.3  Applications
Chapter 3  Conformal Mapping
3.1  Mapping
3.2  Conformal Mapping
3.2.1  Definition
3.2.2  Theorem
3.3  Some Simple Transformations
3.3.1  Translation
3.3.2  Magnification
3.3.3  Magnification and Rotation
3.3.4  Magnification, Rotation and Translation
3.3.5  Inversion and Reflection
3.4  Some Standard Transformations
3.4.1  The Transformation w = z2
3.4.2  The Transformation w = ez
3.4.3  The Transformation w = sinz
3.4.4  The Transformation w = coshz
3.4.5  The Transformation w = z + k^2/z,  where k is Real and Positive
3.5  Bilinear and Schwarz−Christoffel Transformations
3.5.1  Bilinear Transformation
3.5.2  Schwarz−Christoffel Transformation
Chapter 4  Complex Integration
4.1  Introduction
4.2  Simply and Multiply Connected Regions
4.3  Cauchy’s Integral Theorem or Cauchy’s Fundamental Theorem
4.3.1  Extension of Cauchy’s Integral Theorem
4.4  Cauchy’s Integral Formula
4.4.1  Extension of Cauchy’s Integral Formula to a Doubly
Connected Region
4.4.2  Cauchy’s Integral Formulas for the Derivatives of an
Analytic  Function
Chapter 5  Expansions, Singularities and Residues
5.1  Series Expansions of Functions of Complex
Variable-Power Series
5.1.1  Power Series
5.1.2  Taylor’s Series (Taylor’s Theorem)
5.2  Laurent’s Series (Laurent’s Theorem)
5.3  Classification of Singularities
5.3.1  Isolated Singularity
5.3.2  Pole
5.3.3  Essential Singularity
5.3.4  Removable Singularity
5.4  Residues and Evaluation of Residues
5.4.1  Formulas for the Evaluation of Residues
5.5  Cauchy’s Residue Theorem
Chapter 6  Contour Integration
6.1  Contour Integration – Evaluation of Real Integrals
6.2  Type 1
6.2.1  Cauchy’s Lemma
6.3  Type 2
6.3.1  Jordan’s Lemma
6.4  Type 3

About The Author

T. Veerarajan is Dean (Retd.), Department of Mathematics, Velammal College of Engineering and Technology, Madurai, Tamil Nadu. A Gold Medalist from Madras University, he has had a brilliant academic career all through. He has 50 years of teaching experience at undergraduate and postgraduate levels in various established engineering colleges in Tamil Nadu including Anna University, Chennai.


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