The domain is divided twice in two-grid method.At first, divide the domain into coarse gird.A nonlinear problem is solved on this coarse grid.
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兩重網(wǎng)格算法是先在粗網(wǎng)格上計算一個(gè)非線(xiàn)性問(wèn)題,然后將粗網(wǎng)格細分,再在細網(wǎng)格上計算一個(gè)線(xiàn)性問(wèn)題。
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