math operators - How do I make a $\sigma$ the same size as an uppercase $\sum$ with a symbol or letter in the center of the hole of the $\sigma$? - TeX -
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How do you use summation(∑) in LaTeX? | Sigma symbol
How to write Sigma(∑,σ) symbol in LaTeX?
How to Create and use summation symbol in LaTeX
How to Create and use summation symbol in LaTeX
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How to Create and use summation symbol in LaTeX
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math operators - How do I make a $\sigma$ the same size as an uppercase $\sum$ with a symbol or letter in the center of the hole of the $\sigma$? - TeX -
How to write Sigma(∑,σ) symbol in LaTeX?
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I had a math teacher who just drew a backwards 3 and swore it was fine : r/mathmemes
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![xetex - Upright sans-serif math capital Greek using [lua|xe]latex - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/QngC8.png "xetex - Upright sans-serif math capital Greek using [lua|xe]latex - TeX - LaTeX Stack Exchange")
xetex - Upright sans-serif math capital Greek using [lua|xe]latex - TeX - LaTeX Stack Exchange
