16

Questions
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How do you tell if the span of a set of vectors enters the most positive sector of a graph?

mar 1 12 at 17:15 Robert Israel 10.8k●8●22

 
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178
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When does the finite union of convex sets have a hole in it?

apr 28 at 1:49 Anton Petrunin 16.4k●41●110

 
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22
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What is the complexity of finding the number (mod 2) of multicolored edges on a loop?

apr 11 at 0:47 GB 368●1●6

 
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109
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Is there a general process for conditioning a stochastic process above a boundary?

feb 1 at 16:00 Yuri Bakhtin 1,539●5●9

 
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152
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When is $\{ x \ge 0 | f(x) \le 0\}$ path-connected?

oct 8 at 18:57 GB 368●1●6

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Is the Simplex Method still polynomial when all inequalities are through the origin?

apr 24 12 at 21:29 Pascal Maillard 331●1●7

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