Using Footnotes

This jekyll-theme supports MathJax to render footnotes in markdown.

e.g.,

The well known Pythagorean theorem $x^2 + y^2 = z^2$ was
proved to be invalid for other exponents[^1].
Meaning the next equation has no integer solutions:

$$ x^n + y^n = z^n $$

The well known Pythagorean theorem $x^2 + y^2 = z^2$ was proved to be invalid for other exponents¹. Meaning the next equation has no integer solutions:

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