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Mathematics
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15

A. Howells

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

5
answers
11
questions
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people reached
  • Member for 2 years, 8 months
  • 60 profile views
  • Last seen May 20 at 19:17

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Top posts (16) All Questions Answers | Votes Newest

9 What is Euler doing? Jan 23 '18
4 Do there exist infinitely many complex lines through the origin? Feb 8 '18
3 Unclear definition of a topology on the space of ultrafilters on $\mathbb N$. Nov 12 '16
3 L'hopitals rule with limits Mar 17 '17
2 How do we know that the eigenvalues of a matrix are the roots of its characteristic polynomial? Mar 10 '17
2 When do we have $A^{-1}+B^{-1}=(A+B)^{-1}$ for $2\times2$ matrices $A$ and $B$? Sep 1 '17
2 Let $\{a_n\}\in\mathbb R^{\mathbb N}$. Does there exist $h\in C^\infty(\mathbb R)$ with $h^{(n)}(0)=a_n$ for every $n$? [duplicate] Jul 17 '18
1 Holomorphic logarithm of a never-zero holomorphic function on balls in $\mathbb C^n$ Mar 16 '18
1 On the equivalence of virtual knots with at most six crossings. Nov 28 '17
1 How common is this notation for set-theoretic intersection? May 16 '17
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