(18HS0831)

**UNIT-I**

** First order ordinary differential equations:** Exact, linear and Bernoulli’s equations, Euler’s equations, Equations not of first degree: equations solvable for p, equations solvable for y, equations solvable for x and Clairaut’s type.

*UNIT-II*

** Ordinary differential equations of higher orders: **Second order linear differential equations with variable coefficients, method of variation of parameters, Cauchy-Euler equation; Power series solutions; Legendre polynomials, Bessel functions of the first kind and their properties.

* UNIT-III *

** Multivariable Calculus (Integration): **Multiple Integration: Double integrals (Cartesian), change of order of integration in double integrals, Change of variables (Cartesian to polar), Applications: areas and volumes, Triple integrals (Cartesian), orthogonal curvilinear coordinates. UNIT-IV Complex Variable – Differentiation: Differentiation, Cauchy-Riemann equations, analytic functions, harmonic functions, finding harmonic conjugate; elementary analytic functions

*UNIT-IV *

** Complex Variable – Differentiation:** Differentiation, Cauchy-Riemann equations, analytic functions, harmonic functions, finding harmonic conjugate; elementary analytic functions (exponential, trigonometric, logarithm) and their properties; Conformal mappings, Mobius transformations and their properties.

* UNIT-V:*

** Complex Variable – Integration: **Contour integrals, Cauchy-Goursat theorem (without proof), Cauchy Integral formula (without proof), Taylor’s series, zeros of analytic functions, singularities, Laurent’s series; Residues, Cauchy Residue theorem (without proof), Evaluation of definite integral involving sine and cosine.

** Text Books:** 1. Higher Engineering Mathematics, B..Grewal, Khanna publishers

2. Engineering Mathematics Volume-I &III by T.K.V. Iyengar, S.Chand publication

** Reference Books:** 1. Engineering Mathematics, volume-I&III, E. Rukmangadachari& E.Keshava Reddy Pearson Publishers

2. Ramana B.V., Higher Engineering Mathematics, Tata McGraw Hill New Delhi, 11thReprint, 2010.

3. Engineering Mathematics-I & III, T.K.V.Iyengar S.Chand Publications.

4. D. Poole, Linear Algebra: A Modern Introduction, 2nd Edition, Brooks/Cole, 2005.

5. N.P. Bali and Manish Goyal, A text book of Engineering Mathematics, Laxmi Publications, Reprint, 2008.

**Question Bank** : **View/download**

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**Unit -1 :-View/download**

**unit-1 basics:V****iew/download**

**Unit-2 :- View/download**

**Unit-3:- View/download**

**Unit-4:- View/download**

**Unit-5:- View/download**

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