When searching all couples jpni, jpnj that should be considered when looking for the optimal decomposition, we can quickly reduce their number by selecting jpni and jpnj only among the values suitable for the 1D decomposition of jpiglo along the i direction and jpjglo along the j direction.
It entails that U h ̃ m + 1 2 is not directly computed on eastern U-point and northern V-point ghost cells.
Reply · unknown 19 april 2022 at 04:28.