Scalar Poincare implies matrix Poincare

Garg, A; Kathuria, T; Srivastava, N

Garg, A (corresponding author), Microsoft Res India, Bengaluru, India.

ELECTRONIC COMMUNICATIONS IN PROBABILITY, 2021; 26 ():

Abstract

We prove that every reversible Markov semigroup which satisfies a Poincare inequality satisfies a matrix-valued Poincare inequality for Hermitian d x ......

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