Browsing Mathematics (Faculty of) by Subject "Semigroups"
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On the Structure of Nonnegative Semigroups of Matrices
(University of Waterloo, 2009-08-18)The results presented here are concerned with questions of decomposability of multiplicative semigroups of matrices with nonnegative entries. Chapter 1 covers some preliminary results which become useful in the remainder ... -
Regular Dilation on Semigroups
(University of Waterloo, 2018-08-07)Dilation theory originated from Sz.Nagy's celebrated dilation theorem which states that every contractive operator has an isometric dilation. Regular dilation is one of many fruitful directions that aims to generalize ...