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In quantum mechanics, and especially quantum information processing, the entropy exchange of a quantum operation acting on the density matrix of a system is defined as where is the von Neumann entropy of the system and a fictitious purifying auxiliary system after they are operated on by . Here, and where in the above equation acts on leaving unchanged.

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  • In quantum mechanics, and especially quantum information processing, the entropy exchange of a quantum operation acting on the density matrix of a system is defined as where is the von Neumann entropy of the system and a fictitious purifying auxiliary system after they are operated on by . Here, and where in the above equation acts on leaving unchanged. (en)
  • Na mecânica quântica, e especialmente no processamento quântico de informações, a troca de entropia de uma operação quântica , atuando na matriz densidade de um sistema é definida como onde é a entropia de von Neumann do sistema e um sistema auxiliar fictício depois de serem operados por . Aqui, e onde na equação acima atua em deixando inalterado. (pt)
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  • In quantum mechanics, and especially quantum information processing, the entropy exchange of a quantum operation acting on the density matrix of a system is defined as where is the von Neumann entropy of the system and a fictitious purifying auxiliary system after they are operated on by . Here, and where in the above equation acts on leaving unchanged. (en)
  • Na mecânica quântica, e especialmente no processamento quântico de informações, a troca de entropia de uma operação quântica , atuando na matriz densidade de um sistema é definida como onde é a entropia de von Neumann do sistema e um sistema auxiliar fictício depois de serem operados por . Aqui, e onde na equação acima atua em deixando inalterado. (pt)
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  • Entropy exchange (en)
  • Troca de entropia (pt)
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