Advanced Linear Algebra, Lecture 4.5: The spectral theorem

[@ajaygunalan1995]

Best explanation of generalized eigenvectors.

[@fsaldan1]

At 31'30'' the Spectral Theorem depends on the index being the exponent of (x - lambdai) in the characteristic polynomial. At 29'33'' of Lecture 4.4 four equivalent definitions of the index are given and this is one of them. Is this Ok?