Mathematics
Eric S.'s user avatar
Eric S.'s user avatar
Eric S.'s user avatar
Eric S.
  • Member for 8 years, 1 month
  • Last seen more than 5 years ago
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About

Student Mathematics. Mostly interested in numerical mathematics.

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All Questions Answers
Score Newest
answer
80
How do I explain the Königsberg Bridge problem to a child?
Dec 1, 2015
answer
25
Can there be a month with 6 Mondays? (or 6 of any other days?)
Nov 26, 2015
question
10
What is the mathematical notation for Convex Hull?
Dec 2, 2015
answer
10
Why does changing variables work?
Mar 25, 2016
answer
7
A valid floor function trick?
Dec 22, 2015
answer
6
Prove that if $A$ is a square matrix, then $(A^{n})^{T}=(A^{T})^{n}$
Feb 4, 2016
answer
6
If J is a 101×101 matrix with all entries equal to 1 and let I denote the identity matrix of order 101. Then what is the determinant of J-I?
Dec 3, 2015
answer
6
How do you prove that the quadratic formula workes without doing millions of examples and proving nothing? how do you think it was created?
Nov 27, 2015
answer
5
Solving $\sin(5x) = \sin(x)$
Mar 15, 2016
answer
5
Can we continue a proof by contradiction even if we get to a contradiction?
Nov 25, 2015
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7
Relation between eigenvalues of $A$ and $A^TA$?
6
Spearman's Rank-Order Correlation for higher dimensions

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