3-NIRVANA-user-guide/3.2-User-interfaces.md

@@ -971,7 +971,7 @@ integration over cell faces turns out to be too complicated.
 The face-averaged magnetic field components are then obtained from the
 integral form of $\mathbf{B}=\nabla\times \mathbf{A}$:
 
-`g->bx[iz][iy][ix]`$=\left[h_y\Delta_{iy} (h_{zy}\hat{A}_z)
+$\mathtt{g->bx[iz][iy][ix]}=\left[h_y\Delta_{iy} (h_{zy}\hat{A}_z)
 -h_y\Delta_{iz} \hat{A}_y\right]/\delta \mathcal{A}_x$
 
 `g->by[iz][iy][ix]`$=\left[\Delta_{iz} \hat{A}_x