Mathematics
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abel
  • Member for 11 years, 1 month
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Score Newest
answer
30
Does the square or the circle have the greater perimeter? A surprisingly hard problem for high schoolers
Mar 13, 2015
answer
24
Trace of AB = Trace of BA
Jun 6, 2015
question
21
Finding the circles passing through two points and touching a circle
Apr 11, 2011
answer
17
Show that $f(x) = \frac{x^3}{1+x^2}$ is bijective
Feb 1, 2015
answer
16
Non-zero eigenvalues of $AA^T$ and $A^TA$
Dec 31, 2014
answer
15
Limit of $\frac{1}{\sqrt[n]{n!}}$ as $n$ approaches infinity
Feb 11, 2015
answer
15
Why are eigenvalues of nilpotent matrices equal to zero?
May 4, 2015
answer
14
Determine a matrix knowing its eigenvalues and eigenvectors
Jan 26, 2015
answer
13
Matrices such that $M^2+M^T=I_n$ are invertible
May 18, 2015
answer
12
Show that 1 and -1 are the only eigenvalues of this linear transformation
May 25, 2015
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ten concurrent lines

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