不連続格子について

●単位格子(staggered grid)

Gridunit

●3次元不連続格子の概念図

Gridmain

4次精度の計算の場合の作用素
Region I Region II
A 4th order Interoperation
B&C 2nd order ------
D Interoperation 2nd order
E ------ 2nd order
2次精度の計算の場合の作用素
  Region I Region II
A 2nd order Interoperation
B&C 2nd order ------
D Interoperation 2nd order
E ------ 2nd order