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arxiv: 1310.0591 · v1 · pith:MV345A6Onew · submitted 2013-10-02 · 🧮 math.OA

Nilpotent Completely Positive Maps

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keywords completelymapsnilpotentpositiveinequalitiescertainchoi-krauscoefficients
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We study the structure of nilpotent completely positive maps in terms of Choi-Kraus coefficients. We prove several inequalities, including certain majorization type inequalities for dimensions of kernels of powers of nilpotent completely positive maps.

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