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

@@ -947,9 +947,9 @@ divergence-free setup:
 components by exact integration of given analytical expressions. For a
 grid cell (ix,iy,iz) on superblock `g` the discretized components would then
 read 
-$$\mathtt{g->bx[iz][iy][ix]}=\frac{1}{\delta \mathcal{A}_x}\int
+`g->bx[iz][iy][ix]`$=\frac{1}{\delta \mathcal{A}_x}\int
 \limits_\mathtt{g->y[iy]}^\mathtt{g->y[iy+1]}
-\int\limits_\mathtt{g->z[iz]}^\mathtt{g->z[iz+1]} B_x(\mathtt{g->x[ix]},y,z)h_yh_zdydz$$
+\int\limits_\mathtt{g->z[iz]}^\mathtt{g->z[iz+1]} B_x(\mathtt{g->x[ix]},y,z)h_yh_zdydz$
 $$\mathtt{g->by[iz][iy][ix]}=\frac{1}{\delta \mathcal{A}_y}\int
 \limits_\mathtt{g->x[ix]}^\mathtt{g->x[ix+1]}
 \int\limits_\mathtt{g->z[iz]}^\mathtt{g->z[iz+1]} B_y(x,\mathtt{g->y[iy]},z)h_zdxdz$$
@@ -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 $\mathbf{B}=\nabla\times \mathbf{A}$:
 
-$\mathtt{g->bx[iz][iy][ix]}=\left[h_y\Delta_{iy} (h_{zy}\hat{A}_z)
+`g->bx[iz][iy][ix]`$=\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