About LaTeX and MathML support in Pages, Numbers, and Keynote - Apple Support
eqnarray vs. align | TeXblog
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Latex Tutorial How to write mathematics equations in Latex - YouTube
Support for LaTeX equation cases is needed · Issue #57 · yihui/xfun · GitHub
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Cases and piecewise functions in LaTeX - LaTeX-Tutorial.com
How to align equations in LaTeX? - LaTeX-Tutorial.com
Align equations using \begin{cases} - TeX - LaTeX Stack Exchange
Aligning equations with amsmath - Overleaf, Online LaTeX-redigeringsprogram
Numbering cases within cases - TeX - LaTeX Stack Exchange
math mode - How can I write cases with grouping braces on both left and right side, and split the condition into two lines in LaTeX? - TeX - LaTeX Stack Exchange
View question - Let \[ f(x) = \begin{cases} -x^2 & \text{if } x \geq 0,\\ x+8& \text{if } x <0. \end{cases} \]Compute $f(f(f(f(f(1))))).$