\documentclass{article} \usepackage[nocfg]{nomencl} \makenomenclature \begin{document} \section*{Main equations} \begin{equation} a=\frac{N}{A} \end{equation}% \nomenclature{$a$}{The number of angels per unit area\nomrefeq}% \nomenclature{$N$}{The number of angels per needle point\nomrefpage}% \nomenclature{$A$}{The area of the needle point}% The equation $\sigma = m a$% \nomenclature{$\sigma$}{The total mass of angels per unit area\nomrefeqpage}% \nomenclature{$m$}{The mass of one angel} follows easily. \eqdeclaration{32} \printnomenclature \end{document}