In this paper we show that binormal operators have nearest normal approximants. In fact, we exhibit nearest normals to such operators and, as a corollary, show that the hermitian part of a binormal ...
The Annals of Statistics, Vol. 49, No. 4, Memorial issue for Charles Stein (August 2021), pp. 1850-1863 (14 pages) This paper is a short exposition of Stein’s method of normal approximation from my ...