Mathematics
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Christian Sykes
  • Member for 6 years, 2 months
  • Last seen more than a month ago
  • Durham, NC, United States
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About

Currently a data analyst, but I have an MA in Mathematics from University of Maryland. In ancient times I wanted to be a research mathematician, but it wasn't meant to be. (I say this with only the mildest twinge of regret.)

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All Questions Answers
Score Newest
answer
36
Partial derivative in gradient descent for two variables
Mar 13, 2016
answer
6
Prove that a function is both odd as well as even.
Jan 12, 2018
answer
5
Matrix inversion to solve least squares problem
Oct 31, 2018
answer
4
Hoffman Kunze, Lemma concerning triangulable operators
Jul 16, 2017
answer
3
What does a binomial coefficient with commas mean?
Jun 6, 2017
answer
3
Subspace $U$ of Vector Space $V$ $T$-cyclic and $T$-nondecomposable for diagonalizable $T\implies$ $U$ eigenspace
Jun 5, 2017
answer
3
$T$-annihilators divide minimal polynomial of a linear operator $T$
Apr 19, 2018
answer
2
Unique bounding rectangle.
Jan 12, 2018
answer
2
Relationships between 2 matrices yielding values of determinants
Jun 3, 2017
answer
2
If $A\in M_{5,4}$, $\operatorname{rank}A=3$ and $B\in M_{4,3}$, $\operatorname{rank}B=2$ then $AB$ must be a non-zero matrix.
Jul 9, 2017

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