OpenType-based math typesetting: An introduction to the STIX2 OpenType fonts - Overleaf, Online LaTeX Editor
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math mode - Is there a command to write the form of a combination or permutation? - TeX - LaTeX Stack Exchange
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math mode - Is there a command to write the form of a combination or permutation? - TeX - LaTeX Stack Exchange
![math mode - Is there a command to write the form of a combination or permutation? - TeX - LaTeX Stack Exchange math mode - Is there a command to write the form of a combination or permutation? - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/qnvRm.png)