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Matthew C's user avatar
Matthew C
  • Member for 12 years, 6 months
  • Last seen more than a week ago
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Graduate student in mathematics

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question
18
The form of $2 \times 2$ unitary matrices
Jan 4, 2013
question
10
Why is the image of a smooth embedding $f: N \to M$ an embedded submanifold?
Jan 14, 2015
answer
10
Constant-Rank Level Set Theorem Proof
Nov 14, 2018
answer
7
Folland Exercise 3.17
Nov 23, 2018
answer
5
How to see that $\sin^2\left(\frac{\sqrt{x}}{2}\right)\le\left(\frac{\sqrt{x}}{2}\right)^2$?
Nov 26, 2018
question
4
An irreducible representation of a complex Lie algebra is the product of a 1-dim rep'n and a semisimple one
Oct 23, 2015
answer
4
Prove a subspace is separable
Dec 9, 2018
answer
4
Proof using Monotone Class Theorem
Feb 9, 2015
answer
3
Prove that a certain closed subspace of $C[0,1]$ has finite dimension
Nov 18, 2018
question
3
Why ad(H) has trace 0, if H has trace 0
Nov 2, 2015
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Should a soda bottle be stored horizontally or vertically?
7
Recover an array from its insertion indices
6
Stack Permutation Algorithm