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Steven Taschuk

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13
30 votes
3 answers

Why do we look at morphisms?

abstract-algebra soft-question category-theory intuition Jan 23 at 20:41 Ilya
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5
22 votes
2 answers

Is the Maclaurin series expansion of $\sin x$ related to the inclusion-exclusion principle?

calculus combinatorics trigonometry taylor-expansion inclusion-exclusion Jun 19 '12 at 4:30 Austin Mohr
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7
15 votes
4 answers

Lower bound in algorithmic puzzle

combinatorics puzzle Mar 1 at 13:14 tzs
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1
14 votes
1 answer

interval sequences which contains infinite items of an arithmetic progression

analysis Apr 3 '12 at 10:38 draks ...
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4
14 votes
1 answer

Two tetrahedra are congruent given a certain condition

geometry euclidean-geometry Mar 22 '12 at 9:27 bgins
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1
6 votes
4 answers

Inequality with central binomial coefficients

combinatorics inequality binomial-coefficients Apr 1 '12 at 0:43 Steven Taschuk
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2
3 votes
0 answers

Computing the proportion of vectors with the same sign

probability geometry euclidean-geometry May 16 '11 at 21:51 mkolar
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2
1 vote
2 answers

Proof that $(1-x)^n\cdot \left ( \frac{1}{1-x} \right )^n=1$

combinatorics generating-functions Mar 18 '12 at 16:20 Daniel Littlewood
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1
0 votes
1 answer

Relation between Hausdorff metric of and Hausdorff measure of non-compactness

real-analysis analysis measure-theory fractals Oct 9 '12 at 17:02 Community
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