Tagged Questions
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Underscore formatting bug, excited (maybe) by subscripts of nothing. [duplicate]
Possible Duplicate:
Matrices not rendered correctly
I'm trying to display old-style notations for combinations, that is, ${}_nC_r$ for the thing now typically written $n\choose r$. To get ...
4
votes
1answer
102 views
Less-than signs and previews
If I write $m<n$ in a question, the preview sees the less-than and interprets it as the begining of an XML tag. I have to write it as an HTML entity to get ...
