原始KMS对称量子马尔可夫半群的一些熵不等式
Some entropic inequalities for primitive KMS symmetric quantum Markov semigroups
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中文总结 AI 辅助
本文证明原始KMS对称量子马尔可夫半群满足MLSI,构造反例说明非对称或非完全情形不满足,并对图基和费米子系统类建立相应不等式。
中文摘要 AI 辅助
在本文中,我们证明了有限维矩阵代数上的每个原始KMS对称量子马尔可夫半群都满足修正对数Sobolev不等式(MLSI)。我们还构造了一个不具有KMS对称性的原始量子马尔可夫半群,它不满足MLSI,以及一个原始KMS对称量子马尔可夫半群,它不满足完全MLSI(CMLSI)。后一种构造还提供了一个不具有MLSI的非原始KMS对称量子马尔可夫半群。对于本文研究的基于图的KMS对称量子马尔可夫半群,当底层图连通且至少有三个顶点时,我们证明了MLSI和CMLSI。最后,我们为来自费米子系统的一类原始双模KMS对称量子马尔可夫半群建立了CMLSI。
英文摘要
In this note, we prove that every primitive KMS-symmetric quantum Markov semigroup on a finite-dimensional matrix algebra satisfies a modified logarithmic Sobolev inequality (MLSI). We also construct a primitive quantum Markov semigroup without KMS symmetry that fails MLSI, and a primitive KMS-symmetric quantum Markov semigroup that fails complete MLSI (CMLSI). The latter construction also provides a non-primitive KMS-symmetric quantum Markov semigroup without MLSI. For the graph-based KMS-symmetric quantum Markov semigroups studied here, we prove MLSI and CMLSI when the underlying graph is connected and has at least three vertices. Finally, we establish CMLSI for a class of primitive bimodule KMS-symmetric quantum Markov semigroups arising from fermionic systems.
发表机构
- Tsinghua University(清华大学)
- Beijing Institute of Mathematical Sciences and Applications(北京国际数学研究中心)
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