ACMS 50550/60550: Applied Functional Analysis, Spring 2023

Mid-term, you are expected to know:

  1. Important theorems, precise assumptions and conclusions;
    1. The Banach Contraction mapping fixed point theorem;
    2. Weierstrass theorem;
    3. Arzela-Ascoli theorem;
    4. Approximation theorem in finite dimensional space for compact operators;
    5. The Brouwer fixed point theorem;
    6. The Schauder fixed point theorem;
    7. The Leray-Schauder fixed point theorem;
    8. Sub- and Supersolution's iteration theorem;
  2. Definitions and concepts;
    1. Basic definition of a Banach space;
    2. open set, closed set, compact set, bounded set, convex set, span, convex hall, interior of a set, closure of a set;
    3. Cauchy sequence, norm, normed space, Banach space;
    4. Operators, continuous operator, compact operator;
  3. Problem solving of homework type involving concepts and application of theorems
    1. Problems involving basic concepts;
    2. Problems involving application of theorems;
    3. Integral equations, ODEs, integro-differential equations;
    4. PDEs (PDE theory will be given to you).
    5. Other type of homework problem types concerning techniques and concepts.