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来源: career 于 2015-03-06 20:38:52 [] [旧帖] [给我悄悄话] 阅读数 : (38 bytes)
回答: In term of symmetric matrices 由 BeLe 于 2015-03-06 18:00:39

NPD: eigenvalues are negative or zero.

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• was already said -weston- ♀ 给 weston 发送悄悄话 weston 的博客首页 (0 bytes) () 03/06/2015 postreply 21:24:44

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