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Mathematics
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user8268
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All Questions Answers
Score Newest
answer
67
$A_n$ is the only subgroup of $S_n$ of index $2$.
Mar 14, 2011
answer
38
Is $\{\tan(x) : x\in \mathbb{Q}\}$ a group under addition?
Oct 20, 2013
answer
34
Relation between the Dedekind Zeta Function and Quadratic Reciprocity
Apr 14, 2011
answer
34
Why determinant of a 2 by 2 matrix is the area of a parallelogram?
Mar 26, 2011
answer
31
Fundamental group of complement of $n$ lines through the origin in $\mathbb{R}^3$
Apr 8, 2012
question
26
Galois group over $p$-adic numbers
Sep 16, 2013
answer
24
What is Haar Measure?
Sep 15, 2013
answer
22
Does the quotient manifold inherit the Riemannian structure?
May 7, 2011
answer
20
Describing Riemann Surfaces
Mar 13, 2012
answer
19
Number of monomials of certain degree
May 1, 2011
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12
Compatibility of the KZ connection with operadic composition
12
Poincaré duality with boundary conditions
10
How to manage pictures in a single file to be easily picked by the main file?
7
Is a quasi-iso in Lie algebra cohomology necessarily an iso?

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