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The Logic of Quantum Mechanics - take II - Perimeter Institute

The Logic of Quantum Mechanics - take II - Perimeter Institute

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— symbolically: dagger compact categories —<br />

Thm. [Kelly-Laplaza ’80; Selinger ’05] An equational<br />

statement between expressions in dagger compact<br />

categorical language holds if and only if it is<br />

derivable in the graphical notation via homotopy.<br />

there are many models, i.e. concrete dagger compact<br />

categories, e.g. linear maps, relations, ...

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