Mathematics
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Christian Sykes

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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  • Durham, NC, United States
  • Member for 4 years, 7 months
  • 260 profile views
  • Last seen Oct 20 at 0:07

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33 Partial derivative in gradient descent for two variables Mar 13 '16
6 Prove that a function is both odd as well as even. Jan 12 '18
5 Matrix inversion to solve least squares problem Oct 31 '18
4 $T$-annihilators divide minimal polynomial of a linear operator $T$ Apr 19 '18
4 Hoffman Kunze, Lemma concerning triangulable operators Jul 16 '17
3 What does a binomial coefficient with commas mean? Jun 6 '17
3 Subspace $U$ of Vector Space $V$ $T$-cyclic and $T$-nondecomposable for diagonalizable $T\implies$ $U$ eigenspace Jun 5 '17
2 Relationships between 2 matrices yielding values of determinants Jun 3 '17
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 '17
2 Unique bounding rectangle. Jan 12 '18
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