Periodic functions, Dirichlet s condition, Fourier Series of periodic functions with period 2À and with arbitrary period 2c, Fourier series of even and odd functions, Half range Fourier Series, practical harmonic analysis-Illustrative examples from engineering field,

Difference equations, basic definition, z-transform-definition, Standard z-transforms, Damping rule, Shifting rule, Initial value and final value theorems (without proof) and problems, Inverse z-transform, Applications of ztransforms to solve difference equations

Review of measures of central tendency and dispersion, Correlation-Karl Pearson s coefficient of correlation-problems, Regression analysis- lines of regression (without proof) problems

Forward and backward differences, Newton s forward and backward interpolation formulae, Divided differences- Newton s divided difference formula, Lagrange s interpolation formula and inverse interpolation formula (all formulae without proof)-Problems,

Line integrals-definition and problems, surface and volume integralsdefinition, Green s theorem in a plane, Stokes and Gauss-divergence theorem(without proof) and problems,