Mathematics
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Pushpendre
  • Member for 11 years, 4 months
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answer
18
Proving: "The trace of an idempotent matrix equals the rank of the matrix"
Oct 22, 2014
question
11
How to evaluate the integral $\int_0^{2\pi} \theta\exp(x\cos(\theta) + y\sin(\theta))) d\theta$
Jan 21, 2017
question
7
Software to compute spherical harmonics in higher than 3 dimensions (100 or maybe 500 dimensions)?
Jan 14, 2015
question
3
Why can we solve eigenvalue problems which are non-convex by Lagrange multiplier methods and get global minima?
Oct 16, 2014
answer
2
Let A be $ m \times n$ and $B$ be $n \times p$, and suppose $AB = 0$. Explain why $\mathrm{rank}(A) + \mathrm{rank}(B) \leq n.$
Nov 3, 2016
answer
2
integration on spherical triangle
Mar 31, 2017
answer
2
Limit $\lim\limits_{(x,y)\to (0,0)}{\sin(xy)-xy\over x^2y}$
Dec 4, 2017
answer
2
Help to understand a proof of convex property
Sep 12, 2018
answer
2
Gradient Descent for analytic function on a compact set
Sep 21, 2018
question
1
Why is the structure group for lengths $\mathbb{R}^+$ and not automorphisms in $\mathbb{R}^+$?
Sep 26, 2014
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Mistook new faculty member to be a student, how big a faux pas is it?
18
GDB Can't Display Boost uBLAS Matrix?
16
Why do we stabilize variance?
14
What advantages do libraries offer over the internet for doing a literature survey in Mathematics or CS
11
Can I specify a numpy dtype when generating random values?