An Analytic Proof of the Matrix Spectral Factorization Theorem
An analytic proof is proposed of Wiener's theorem on factorization of positive definite matrix-functions.
math.CV↗
arXiv subjects
E. Lagvilava
Publications and source records attributed to E. Lagvilava.
A simple proof of the matrix-valued Fejér-Riesz theorem
A very short proof of the Fejér-Riesz lemma is presented in the matrix case
math.CV↗