Mathematics
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Stefan Smith
  • Member for 10 years, 5 months
  • Last seen more than 6 years ago
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question
35
Prove that the set of $n$-by-$n$ real matrices with positive determinant is connected
Feb 26, 2013
question
26
Do you need the Axiom of Choice to accept Cantor's Diagonal Proof?
Feb 14, 2013
answer
23
Closed ball is not compact
Nov 9, 2013
question
18
Determinant of rank-one perturbations of (invertible) matrices
Oct 23, 2012
question
16
What is the best way to define the diameter of the empty subset of a metric space?
Nov 24, 2013
question
15
Smoothing a Sobolev function
Dec 28, 2011
question
14
Do you need the Axiom of Choice to assert that every real vector space has a norm?
Mar 10, 2013
question
14
Why do people write stochastic differential equations in differential form?
Oct 12, 2013
question
12
What are some easily-stated recently proven theorems? [closed]
Sep 27, 2013
question
11
Is the Riemann Integral good for anything?
Aug 30, 2013
Top Meta posts
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25
Why do obvious duplicate questions on MSE get upvoted, answered, and their answers upvoted?
24
Is cross-posted forbidden/discouraged on Stack Exchange sites? If so, why?
24
Is it OK to automatically downvote homework questions that show no effort or etiquette?
18
Is MSE a good place to ask for help improving Wikipedia articles?
11
If I vote to close a question because of no effort shown, is the OP given a reason before closing? Why not?
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18
looking for proof or partial proof of determinant conjecture
17
What advice would you give students applying for graduate school in mathematics?
15
can I trust this numerical triple integral from Matlab?
13
Does the "cofactor technique" for inverting a matrix have any practical significance?
9
How do I include PSTricks pictures in a LaTeX document?

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