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Mathematics can be displayed inline, for example $\int_0^1 x^2 dx$ or $\lim_{n\to\infty} \frac{1}{n}=0$, or can be displayed more prominently on a line by itself:
\[\lim_{n\to\infty} \frac{1}{n^2}=0\]
Then the ``normal'' text continues.
 






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