Mathematics
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robjohn
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  • Member for 11 years
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  • West Hills, CA
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About

the mean square The Mean Square
(with one standard deviation and several unusual ones)

aka Rob Johnson

$\LaTeX$ support for Chat

ChatJax installer

Some of my astrophotos

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Top posts
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All Questions Answers
Score Newest
answer
130
Should chat have TeX support?
Dec 6, 2011
question
115
Main Chatroom Guidelines
Mar 29, 2012
answer
61
Someone with more rep than you is wrong?
Aug 23, 2014
answer
50
Answers with $0$ votes.
Jan 21, 2014
answer
44
Would a tag for "check-my-proof" questions be useful?
Nov 24, 2012
answer
40
MathJax: How to number and reference multiline equations?
Apr 8, 2014
answer
37
A bad day at mathexchange ...
Sep 3, 2012
answer
31
"Do you have any reason to believe this has a nice answer" comments
Sep 18, 2013
question
30
MathJax CDN (cdn.mathjax.org) will be shutting down
Apr 1, 2017
answer
30
I have ~7 accounts. Is this OK?
Feb 27, 2013
Top network posts
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614
How to prove that $\lim\limits_{x\to0}\frac{\sin x}x=1$?
176
What's 4 times more likely than 80%?
149
Slice of pizza with no crust
138
How to prove that $\frac{\zeta(2) }{2}+\frac{\zeta (4)}{2^3}+\frac{\zeta (6)}{2^5}+\frac{\zeta (8)}{2^7}+\cdots=1$?
125
Parabola is an ellipse, but with one focal point at infinity

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