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# Questions

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### Do finite groups acting on a ball have a fixed point?

oct 18 11 at 23:37 Peter Arndt 6,8881842

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### Applications of knot theory

feb 2 at 14:35 Ronnie Brown 5,2871920

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### Packing twelve spherical caps to maximize tangencies

may 18 10 at 15:37 Alexey Tarasov 863

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### Counting submanifolds of the plane

jul 14 10 at 18:44 Agol 23.9k13385

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### Typesetting mathematics: how do {\em you} convert text into pdf?

mar 11 11 at 15:58 S. Sra 10k11644

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