Linear And Nonlinear Functional Analysis With Applications Pdf -
Example worked problem (elliptic PDE: existence via Lax–Milgram; nonlinear: existence via monotone operator)
Ciarlet's text and similar guides typically follow this progression: or showing an operator is compact.
Representative applications (PDEs, optimization, mechanics, inverse problems, ML) or showing an operator is compact.
All great PDFs include exercises. The magic of functional analysis reveals itself not when reading but when proving that a given space is separable, or showing an operator is compact. or showing an operator is compact.