Mathematics
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PM.
  • Member for 6 years, 9 months
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  • Cambridge, UK
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MathJax

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Top posts
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All Questions Answers
Score Newest
answer
51
Showing that roots of a quadratic polynomial are of opposite signs.
Apr 11, 2017
answer
14
tensor rotation
May 31, 2017
question
13
What is symmetric about set symmetric difference?
Oct 9, 2018
answer
13
Are $\sin$ and $\cos$ the only functions whose derivatives are equal to each other up to a sign?
Jun 14, 2017
answer
10
How to find the maximum directional derivative at a point p
Mar 24, 2017
answer
8
Why is my alternate method of calculating scalar products not working?
Dec 24, 2017
answer
7
Finding the Fixed points of a Möbius Transformation
May 8, 2017
answer
6
Complex modulus of $\left|\frac{-3z+2i}{2iz+1}\right|$ given that $\left|z\right|=\frac{1}{\sqrt3}$
Apr 5, 2017
answer
5
Are there quicker ways to find the eigenvalues of a matrix?
Feb 8, 2018
answer
5
How can dependent events have a correlation of zero?
Sep 24, 2021
Top network posts
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31
Create new column with dplyr mutate and substring of existing column
10
Invariance of results when scaling explanatory variables in logistic regression, is there a proof?
6
XGBoost question on weighted quantile sketch described in paper
5
Fitting a neural network with more parameters than observations
5
top_n versus order in r

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