Catalog Β· Introduction to Functional Analysis Lecture 22 of 23 Lecture 22: The Spectral Theorem for a Compact Self-Adjoint Operator β Previous Lecture 21: The Spectrum of Self-Adjoint Operators and the Eigenspaces of Compact Self-Adjoint Operators Next β Lecture 23: The Dirichlet Problem on an Interval β Mark complete Materials Transcript (PDF) β transcript