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echinodermata

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 7 years, 1 month
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71 Mathematical ideas that took long to define rigorously Feb 3 '18
31 Characterization of the exterior derivative $d$ Sep 4 '14
15 Exotic bijection from $\mathbb R$ to $\mathbb R$ Feb 24 '15
14 Which functions are the composition of convex functions? Feb 9 '16
11 Deleting $n$ points from a connected space May 17 '14
10 Intuition for an open mapping Feb 13 '14
10 Why do we say ‘pairwise disjoint’, rather than ‘disjoint’? Mar 10 '19
9 Take 2: When/Why are these equal? Apr 20 '14
8 Is $\log 2\pi$ rational? Apr 2 '14
8 Efficiently computing GCDs in $\mathbb{Z}[(1+\sqrt{-19})/2]$ Mar 7 '15
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