I have a large formula in align:
\begin{align}
\overline{r}_D(n_D) = \begin{cases}
r_D(n_D) & \textrm{ if } r_D(n_D) < b_{min} \\
\max\{b_{min} , \max \{b_{l-f(\rho_E)} \mid b_l \leq r_D(n_D), \; 1\leq l \leq m\}\}& \textrm{otherwise}
\end{cases}
\nonumber
\end{align}
And it looks like this:
It overlaps with the the column on the right. How can I fix it ?
EDIT:
Here is the compilable script:
\documentclass[10pt,a4paper,twocolumn]{IEEEtran}
\usepackage{graphicx,amssymb,amsmath,amsfonts,mathtools, bm}
\begin{document}
Postremo ad id indignitatis est ventum, ut cum peregrini ob formidatam haut ita dudum alimentorum inopiam pellerentur ab urbe praecipites, sectatoribus disciplinarum liberalium inpendio paucis sine respiratione ulla extrusis, tenerentur minimarum adseclae veri, quique id simularunt ad tempus.
\begin{align}
\overline{r}_D(\vec{n}) = \begin{cases}
r_D(\vec{n}) & \textrm{ if } r_D(\vec{n}) < b_{min} \\
\max\{b_{min} , \max \{b_{l-f(\rho_E)} \mid b_l \leq r_D(\vec{n}), \; 1\leq l \leq m\}\}& \textrm{otherwise}
\end{cases}
\nonumber
\end{align}
Postremo ad id indignitatis est ventum, ut cum peregrini ob formidatam haut ita dudum alimentorum inopiam pellerentur ab urbe praecipites, sectatoribus disciplinarum liberalium inpendio paucis sine respiratione ulla extrusis, tenerentur minimarum adseclae veri, quique id simularunt ad tempus, et tria milia saltatricum ne interpellata quidem cum choris totidemque remanerent magistris.
\end{document}
align
for a single line display;cases
doesn't qualify for multiline. – egreg Aug 6 '19 at 13:48