Kadison-Schwarz divisibility is introduced for quantum dynamical maps and shown to be equivalent to dissipativity of the time-local generator, with a new criterion for qubit Pauli channels.
Hence, it provides an example of KS- divisible qubit evolution since conditions (25) are trivially satisfied
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Dissipative generators, divisible dynamical maps and Kadison-Schwarz inequality
Kadison-Schwarz divisibility is introduced for quantum dynamical maps and shown to be equivalent to dissipativity of the time-local generator, with a new criterion for qubit Pauli channels.