Letter to the editor: A short complex-variable proof of the Titchmarsh convolution theorem
Complex Variables
2020-11-12 v1 Classical Analysis and ODEs
Abstract
The Titchmarsh convolution theorem is a celebrated result about the support of the convolution of two functions. We present a simple proof based on the canonical factorization theorem for bounded holomorphic functions on the unit disk.
Cite
@article{arxiv.2011.05420,
title = {Letter to the editor: A short complex-variable proof of the Titchmarsh convolution theorem},
author = {Thomas Ransford},
journal= {arXiv preprint arXiv:2011.05420},
year = {2020}
}