& smooth2D_Lx0(smoothOpNbMax),smooth2D_Ly0(smoothOpNbMax),
& smooth2D_Lx0,smooth2D_Ly0,
smooth2D_Lx(i,j,bi,bj)=smooth2D_Lx0(smoothOpNb)
& smooth2D_Lx0(smoothOpNb),smooth2D_Ly0(smoothOpNb)
& smooth2D_Lx0,
smooth2D_Lx0(smoothOpNb)=0. _d 0