Mathematics
robjohn
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  • Member for 10 years, 5 months
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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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All Questions Answers
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130
Should chat have TeX support?
Dec 6 '11
115
Main Chatroom Guidelines
Mar 29 '12
61
Someone with more rep than you is wrong?
Aug 23 '14
51
Answers with $0$ votes.
Jan 21 '14
43
Would a tag for "check-my-proof" questions be useful?
Nov 24 '12
40
MathJax: How to number and reference multiline equations?
Apr 8 '14
37
A bad day at mathexchange ...
Sep 3 '12
31
"Do you have any reason to believe this has a nice answer" comments
Sep 18 '13
30
MathJax CDN (cdn.mathjax.org) will be shutting down
Apr 1 '17
30
I have ~7 accounts. Is this OK?
Feb 27 '13
Top network posts
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601
How to prove that $\lim\limits_{x\to0}\frac{\sin x}x=1$?
176
What's 4 times more likely than 80%?
147
Slice of pizza with no crust
137
How to prove that $\frac{\zeta(2) }{2}+\frac{\zeta (4)}{2^3}+\frac{\zeta (6)}{2^5}+\frac{\zeta (8)}{2^7}+\cdots=1$?
123
Parabola is an ellipse, but with one focal point at infinity

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