Dumb question

1. Dec 4, 2004

rex

when people write formulas in the forums that have different charecters like greek letter how do you write those in?

2. Dec 4, 2004

Janitor

$$\theta$$

Try something like [te_] \Greek letter name here [/te_], except with the letter 'x' where I have an underbar.

3. Dec 4, 2004