I’ve installed a plugin that allows TeX to be used within the forum. Thus

```
$$
e^{i \pi} + 1 = 0
$$
```

renders as

e^{i \pi} + 1 = 0

You can also use `$x$`

for inline math variables x.

I’ve installed a plugin that allows TeX to be used within the forum. Thus

```
$$
e^{i \pi} + 1 = 0
$$
```

renders as

e^{i \pi} + 1 = 0

You can also use `$x$`

for inline math variables x.

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