Recent content by elina

  1. E

    If A*A is a compact operator, is A compact?

    Hi, if I know that A is continuous and linear and A*A is compact, where A* is the adjungate, how will I show that A has to be compact?
    • elina
    • Thread
    • Compact Operator
    • Replies: 1
    • Forum: Calculus
Back
Top