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Mathematics
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Anna
  • Member for 11 years, 11 months
  • Last seen more than 9 years ago
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A proof-verification is a duplicate? [duplicate]
Mar 3, 2015
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54
Empty intersection and empty union
25
Cross product in $\mathbb R^n$
10
If $u_i$ are affinely independent, are they also linearly independent?
6
Memorizing the identities $\cos {\pi \over 3}=\sin {\pi \over 6} = {1 \over 2}$
6
Proving $\prod_k \sin \pi k / n = n / 2^{n-1}$