| 52 | &    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy,-1:1,-1:1) | &    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy,-1:1,-1:1) | 
| 53 |  |  | 
| 54 | c     THE FOLLOWING ARRAYS ARE FIXED FOR A SIMULATION (depend only on grid) | c     THE FOLLOWING ARRAYS ARE FIXED FOR A SIMULATION (depend only on grid) | 
| 55 | c     BUT ARE HERE BECAUSE THEY ARE USED EXCLUSIVELY BY THE MATRIX SOLVE | c     BUT ARE HERE BECAUSE THEY ARE USED EXCLUSIVELY BY THE MATRIX SOLUTION | 
| 56 | _RL k1AtC_str (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | _RL k1AtC_str (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 57 | _RL k2AtC_str (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | _RL k2AtC_str (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 58 | _RL DPhi (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy,4,4,2) | _RL DPhi (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy,4,4,2) |