User Phonon - Mathematics Stack Exchange

Phonon

Member for 11 years, 1 month
Last seen more than 3 years ago

artscitech.blogspot.com
Los Angeles, CA

8 Answers

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0 votes

Two different results for splitting sample points into groups of a certain size?

combinatorics

answered Jan 7, 2015 at 22:41

1 vote

$\vec{a} \times \vec{b} = \vec{c} \times \vec{d}$ . what can you say about the direction of $\vec{b} \times \vec{c}$?

linear-algebra multivariable-calculus

answered Sep 15, 2014 at 20:03

0 votes

Nonlinear Matrix Equations

linear-algebra matrix-equations

answered Jul 7, 2014 at 19:25

3 votes

Accepted

Improper integral of exponential function times the integer part of $x$

calculus integration improper-integrals gre-exam

answered May 23, 2014 at 7:14

3 votes

Are these two matrix products equivalent?

matrix-equations

answered May 23, 2014 at 5:21

2 votes

how seconds per year does the average worker work?

arithmetic finance

answered Nov 22, 2011 at 15:47

12 votes

Calculate distance in 3D space

3d

answered Jun 1, 2011 at 20:01

0 votes

Dissecting a square into congruent pieces that all touch the centre

geometry combinatorics euclidean-geometry

answered May 26, 2011 at 13:21