Mathematics
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the_candyman
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"An ounce of algebra is worth a ton of verbal argument"

J.B.S. Haldane

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All Questions Answers
Score Newest
answer
36
Ways to write "50"
Dec 10, 2014
answer
32
Is it acceptable to have a fraction in an eigenvector?
Nov 30, 2019
question
23
Is trace invariant under cyclic permutation with rectangular matrices?
Dec 6, 2012
question
20
On the invertibility of the adjacency matrix of a graph
Mar 13, 2015
answer
18
Is there a clean way to write down this "product" of a vector and a matrix? Does it have any interpretation?
Aug 28, 2016
answer
12
Why are natural numbers countable?
Sep 6, 2015
question
12
Chain rule and matrices - I'm confused
Dec 17, 2012
answer
11
I found this odd relationship, $x^2 = \sum_\limits{k = 0}^{x-1} (2k + 1)$.
Mar 3, 2014
answer
10
Why does $ \operatorname{Var}(X) = E[X^2] - (E[X])^2 $
Dec 4, 2018
answer
8
Find $\det(A^{2}+A^{T})$ when eigenvalues are $1,2,3$
Feb 14, 2015
Top Meta posts
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3
Introduce a "Suggest edit" while inserting a comment
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62
Difference between uint and unsigned int?
8
C++ Tokenize a string with spaces and quotes
6
HTML hyperlink to a specific page of a pdf file
6
How to get better anti-aliasing in blender internal?
5
Safe allocation of a structure containing various arrays in c

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