\begin{displaymath} x = \frac{-b \pm \sqrt[2]{b^2 - 4ac}}{2a} \end{displaymath}
Produces the following formula:
Even strange formulas with Greek letters, such as , can be inserted right within a line of text by surrounding the necessary components of the equation with dollar signs ($).
$\delta = \pi sin(\theta -\Sigma)$
To insert sections of computer code so that it keeps the same format, try using the begin{verbatim} tag. For instance, the following segment of code was printed using this option.
main() { cout << "Hello \LaTeX" << endl; }