B.E. III Sem Electrical Engineering

III SEMESTER

3EE6. MATHEMATICS-III

 

Unit1. LAPLACE TRANSFORM: Laplace transform with its simple properties, applications to the solution of ordinary and partial differential equations having constant coefficients with special reference to wave and diffusion equations, digital transforms.


Unit2. FOURIER TRANSFORM: Discrete Fourier transform, Fast Fourier transform, Complex form of Fourier transform and its inverse applications, Fourier transform for the solution of partial differential equations having constant coefficients with special reference to heat equation and wave equation.


Unit3. FOURIER SERIES: Expansion of simple functions in Fourier series, half range series, change of interval, harmonic analysis.
CALCULUS OF VARIATION: Functional, strong and weak variations, simple variation problems, Euler’s equation


Unit4. COMPLEX VARIABLES: Analytic functions, Cauchy–Riemann equations, Elementary conformal mapping with simple applications, Line integral in complex domain, Cauchy’s theorem, Cauchy’s integral formula.


Unit5. COMPLEX VARIABLES: Taylor’s series, Laurent’s series, poles, Residues. Evaluations of simple definite real integrals using the theorem of residues. Simple contour integration.