How to use rho(ρ) symbol in LaTeX?

The rho symbol is a popular symbol in physics that represents density. You need to use \rho, the default command of latex, to print this symbol in a latex document.

Symbol/UnicodeRho/U+03C1
Type of symbolGreek small letter
Package (requirement)No
ArgumentNo
Latex command\rho
Example\rho → ρ

To use Superscript(ρ+) with the rho symbol you need to use the \rho^{*} command.

\documentclass{article}
\begin{document}
   \[ \rho^+ , \rho^- ,\rho^0 \]
   \[ \rho=\frac{m}{V} \]
   \[ m=\int_V \rho(\vec{r})\,dV \]
\end{document}

Output :

Use rho symbol in latex.

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