Results 131 to 140 of about 237,012 (170)

Operator Inequalities for Positive Linear Maps

2021
The main purpose of this chapter is to select the main results on squaring reverse arithmetic-geometric mean operator inequality and the reverse Ando’s operator inequality. We gathered the most important topics that showed the essential techniques to squaring operator inequalities and their p-power.
Mohammad Bagher Ghaemi   +3 more
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Non-Linear Completely Positive Maps

1986
Publisher Summary This chapter describes a general notion of complete positivity for (nonlinear) maps between C*-algebras, which reduces to the usual complete positivity in the case of linear maps. Every completely positive map is uniquely decomposed to ones with mixed homogenuity, each of which can be represented by means of *-representations, just ...
T. Ando, M.-D. Choi
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Positive Linear Maps on C*-Algebras

Canadian Journal of Mathematics, 1972
The objective of this paper is to give some concrete distinctions between positive linear maps and completely positive linear maps on C*-algebras of operators.Herein, C*-algebras possess an identity and are written in German type . Capital letters A, B, C stand for operators, script letters for vector spaces, small letters x, y, z for vectors. Capital
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Positive Linear Mappings Between C*-Algebras

Canadian Mathematical Bulletin, 1995
AbstractWe prove that a positive unital linear mapping from a von Neumann algebra to a unital C*-algebra is a Jordan homomorphism if it maps invertible selfadjoint elements to invertible elements, and that for any compact Hausdorff space X, all positive unital linear mappings from C(X) into a unital C*-algebra that preserve the invertibility for self ...
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Linear mappings preserving the completely positive rank

European Journal of Combinatorics, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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