Joe

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I'm curious to all things new to me.

Thanks for your help!

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56 Questions

votes activity newest

13	How to intuitively understand eigenvalue and eigenvector?
9	How to understand spectral decomposition geometrically
7	What is degree of freedom in statistics?
7	How to geometrically interpret $\sum^{p}_{1}\lambda_{i}(A)=\operatorname{tr}(A)$?
6	Why do people use “K” to represent a complete graph?

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771 Reputation

+5	What is degree of freedom in statistics?
+30	Why do people use “K” to represent a complete graph?
+5	What is the largest order of element in an abelian group of order $5!$?
+5	How to understand spectral decomposition geometrically

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4 Answers

votes activity newest

3	For what real number $r$ is the set $\left.\left\{\begin{pmatrix}a & b \\ c & d\end{pmatrix}\right\| a+b+c+d=r\right\}$ a subspace of $M_2$?
0	Find the congruence of $4^{578} \pmod 7$
0	How to find continuous point?
-1	Zeros of the decimal representation of $k!$

40 Tags

3 matrices × 4	0 abstract-algebra × 5
3 vector-spaces × 2	0 general-topology × 5
0 calculus × 15	0 limit × 5
0 complex-numbers × 6	0 statistics × 5
0 linear-algebra × 6	0 real-analysis × 4

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