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

@@ -947,9 +947,13 @@ 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 
+
+![ic_b](uploads/411b3e817fec94afa0a2861772697e71/ic_b.png)  
+
 `g->bx[iz][iy][ix]`$=\frac{1}{\delta \mathcal{A}_x}\int
 \limits_\mathtt{g->y[iy]}^\mathtt{g->y[iy+1]}
 \int\limits_\mathtt{g->z[iz]}^\mathtt{g->z[iz+1]} B_x(\mathtt{g->x[ix]},y,z)h_yh_zdydz$
+
 $$\mathtt{g->by[iz][iy][ix]}=\frac{1}{\delta \mathcal{A}_y}\int
 \limits_\mathtt{g->x[ix]}^\mathtt{g->x[ix+1]}
 \int\limits_\mathtt{g->z[iz]}^\mathtt{g->z[iz+1]} B_y(x,\mathtt{g->y[iy]},z)h_zdxdz$$