diff --git a/doc/src/Eqs/pair_meam_spline.tex b/doc/src/Eqs/pair_meam_spline.tex
index d23c6cbfeb..ebdb084ce9 100644
--- a/doc/src/Eqs/pair_meam_spline.tex
+++ b/doc/src/Eqs/pair_meam_spline.tex
@@ -7,7 +7,7 @@ $$
 $$
 
 $$
-   n_{i}=\sum_{j}\rho(r_{ij})+\sum_{j<k}f(r_{ij})f(r_{ik})g[\cos(\theta_{jik})]
+   n_{i}=\sum_{j}\rho(r_{ij})+\sum_{\substack{j<k,\\j,k\neq i}}f(r_{ij})f(r_{ik})g[\cos(\theta_{jik})]
 $$
 
 \end{document}
diff --git a/doc/src/Eqs/pair_meam_spline_multicomponent.tex b/doc/src/Eqs/pair_meam_spline_multicomponent.tex
index 80296266d9..93c0ac8bde 100644
--- a/doc/src/Eqs/pair_meam_spline_multicomponent.tex
+++ b/doc/src/Eqs/pair_meam_spline_multicomponent.tex
@@ -7,7 +7,7 @@ $$
 $$
 
 $$
-   n_{i}=\sum_{j\ne i}\rho_j(r_{ij})+\sum_{\substack{j<k,\\j,k\neq i}}fi_{j}(r_{ij})f_{k}(r_{ik})g_{jk}[\cos(\theta_{jik})]
+   n_{i}=\sum_{j\ne i}\rho_j(r_{ij})+\sum_{\substack{j<k,\\j,k\neq i}}f_{j}(r_{ij})f_{k}(r_{ik})g_{jk}[\cos(\theta_{jik})]
 $$
 
 \end{document}