Problems of nonlinear computational instability in evolution equations 發(fā)展方程的非線性計算不穩(wěn)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(shù)值天氣預報問題中非線性發(fā)展方程的非線性計算不穩(wěn)定性的含義、數(shù)值計算現(xiàn)象以及計算不穩(wěn)定產(chǎn)生的機理,給出了克服非線性計算不穩(wěn)定的一個有效方法? ?平方守恒格式。