Differential Equations and Boundary Value Problems
Four one-hour lectures per week: 8 credits
Class Timing: 16:00-17:55, Monday; 16:00-16:55, Tuesday; 15:00-15:55, Wednesday; (back-up slot:14:00-14:55, Thursday).
Room Number: 1103
First Day of Instruction: Tuesday, July 30, 2013
Last day of Instruction: Thursday, November 21, 2013
Course Instructor: Swaroop Nandan Bora (First half) and Durga Charan Dalal (Second half)
Office: E-306/E-206
Phone 2604/2615
Email: swaroop@iitg.ernet.in/durga@iitg.ernet.in
Classes with Friday Time-table
Classes with Wednesday Time-table |
August 20, 2013, Tuesday
October 15, 2013, Tuesday |
Holidays/No Classes during scheduled slots: August 15, Thursday (Independence Day); September 23,24,25,26 (Mid Sem exam); October 2, Wednesday (Gandhi Jayanti); October 14, Monday (Dussehra); October 16, Wednesday (Idul Zuha), November 14 (Muharram).
Course Contents:
Existence and uniqueness of solutions of ODEs, power series solution, singular points, some special functions. Nonlinear system of ODE : Preliminary concepts and definitions, the fundamental existence-uniqueness results, dependence on initial conditions and parameters, the maximum interval of existence, linearlization, stability and Liapunov functions, saddle, nodes, foci and centers, normal form theory and Hamiltonian systems. Boundary value problems : Green's function method, Sturm-Liouville problem.
First-order PDEs, Cauchy problem, method of characteristics, Second-order PDEs, classification, characteristics and canonical forms. Elliptic boundary value problems : Maximum principle, Green's function, Sobolev spaces, variational formulations, weak solutions, Lax-Milgram theorem, trace theorem, Poincarénequality, energy estimates, Fredholm alternative, regularity estimates, system of conservation laws, entropy criteria.
Texts/References:
Plan of the course:
Important Dates:
Quiz I:Monday, September 2, 2013
Mid Semester Exam: 2-4 PM, September 23
Quiz II: Friday, November 1, 2013
End Semester Exam: 1-4 PM, November 25