Problems of nonlinear computational instability in evolution equations 發展方程的非線性計算不穩定問題
Abstract : the stability of the nonlinear comput ation is important in numerical weather prediction . in this paper , the concept , phe n omena and mechanism of nonlinear computational instability of the nonlinear evol ution equations in numerical weather prediction are discussed . an effective schem e , the square conservation shceme , is presented 文摘:簡述了數值天氣預報問題中非線性發展方程的非線性計算不穩定性的含義、數值計算現象以及計算不穩定產生的機理,給出了克服非線性計算不穩定的一個有效方法? ?平方守恒格式。