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May 15, 2017 at 15:31 vote accept Hans
May 15, 2017 at 15:31 history edited Hans CC BY-SA 3.0
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May 15, 2017 at 15:30 comment added Hans Yes, the non-negative definite matrices, sorry for the typos.
May 15, 2017 at 14:27 answer added Fedor Petrov timeline score: 2
May 15, 2017 at 10:57 comment added Henry.L Are you talking about non-negative definite matrices? Non-negative matrices are another stuff...
May 15, 2017 at 8:56 comment added Hans I'm not sure this question is at the level suited for mathoverflow ...
May 15, 2017 at 8:45 review First posts
May 15, 2017 at 9:11
May 15, 2017 at 8:44 history asked Hans CC BY-SA 3.0