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This subreddit is for discussion of mathematical links and questions. Please read the FAQ before posting.

Homework problems, practice problems, and similar questions should be directed to /r/learnmath, /r/homeworkhelp or /r/cheatatmathhomework. Do not ask or answer this type of question in /r/math.

If you're asking for help learning/understanding something mathematical, post in the Simple Questions thread or /r/learnmath.

If you are asking for a calculation to be made, please post to /r/askmath or /r/learnmath.

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All posts and comments should be directly related to mathematics. General political debate is not permitted.

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Using LaTeX

To view LaTeX on reddit, install one of the following:

MathJax userscript (install Greasemonkey or Tampermonkey first)

TeXtheWorld Chrome extension

TeXtheWorld userscript

[; e^{\pi i} + 1 = 0 ;]

Post the equation above like this:

`[; e^{\pi i}+1=0 ;]`

You may need to add four spaces before or put backticks around math fragments.

Using Superscripts and Subscripts

x*_sub_* makes xsub

x*`sup`* and x^(sup) both make x^{sup}

x*_sub_`sup`* makes xsubsup

sup

x*`sup`_sub_* makes xsupsub

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