Math mode Everything enclosed in $ .. $ is rendered in math mode.
For example, $\sum_{n=1}^{\infty}$ is rendered as
∑n=1∞.
Display mode $$ .. $$ is rendered in display mode.
$$\sum_{n=1}^{\infty}$$ is rendered as
n=1∑∞ Chemical formulas $\ce{ .. }$ is rendered as a chemical formula.
$\ce{O2}$ is rendered as
OX2.
Full list of supported chemical symbols:
https://mhchem.github.io/MathJax-mhchem Swipe left or right on the space bar to move the text field cursor left or right.
This website makes use of the following libraries:
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