Mathematics
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Randall

Professor and chair of a math department. 15 years in the former, 6 in the latter.

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  • Member for 3 years, 11 months
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72 “Naturally occurring” non-Hausdorff spaces? Aug 3 '20
31 Power series representation of arctangent: fails to converge everywhere Nov 27 '17
29 What's a “deleted neighborhood”? (other than very very confusing) Sep 12 '17
29 Do cubics always have one real root? Mar 10 '19
27 Why must be the additive and multiplicative identities in a field be different? Nov 16 '17
19 Is $\Bbb R/\Bbb Z$ isomorphic to $\Bbb R/2\Bbb Z$? Mar 12 '18
14 Is there a metric on the reals $\Bbb R$ so that a subset of $\Bbb R$ is open iff its complement is finite? Jul 29 '18
14 For vector spaces $V,W$ over $\mathbf{k}$, is every additive $\phi: V \to W$ also $\mathbf{k}$-linear? Aug 23 '20
13 Is $G/H\times H\simeq G$ topologically? Apr 23 '18
13 What's the difference between biconditional iff and logical equivalence? Sep 17 '17
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