Mixed-type reverse order law and its equivalents
Tom 204 / 2011
Studia Mathematica 204 (2011), 123-136
MSC: Primary 47A05; Secondary 15A09.
DOI: 10.4064/sm204-2-2
Streszczenie
We present new results related to various equivalents of the mixed-type reverse order law for the Moore–Penrose inverse for operators on Hilbert spaces. Recent finite-dimensional results of Tian are extended to Hilbert space operators.