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Ricci流下具有位能的共轭热方程Harnack量的熵 被引量:3
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作者 方守文 朱鹏 《扬州大学学报(自然科学版)》 CAS CSCD 北大核心 2012年第2期14-16,共3页
考虑Ricci流方程配上一个带有位势项的共轭热方程所构成的方程组,利用曹晓冬给出的Harnack量,定义两个熵,证明它们非正且在上述方程组下是单调增,从而推广了PERELMAN、曹晓冬和HAM-ILTON等人的结果.
关键词 RICCI流 harnack量 共轭热方程
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Beckner Inequality on Finite-and Infinite-Dimensional Manifolds
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作者 Pingji DENG Fengyu WANG 《Chinese Annals of Mathematics,Series B》 SCIE CSCD 2006年第5期581-594,共14页
By using the dimension-free Harnack inequality, the coupling method, and Bakry-Emery's argument, some explicit lower bounds are presented for the constant of the Beckner type inequality on compact manifolds. As appli... By using the dimension-free Harnack inequality, the coupling method, and Bakry-Emery's argument, some explicit lower bounds are presented for the constant of the Beckner type inequality on compact manifolds. As applications, the Beckner inequality and the transportation cost inequality are established for a class of continuous spin systems. In particular, some results in [1, 2] are generalized. 展开更多
关键词 Beckner inequality Continuous spin systems Transportation cost inequality
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