Explicit Gautschi-type integrators for nonlinear multi-frequency...

非线性多频振荡二阶初值问题的显式Gautschi-型积分，石玮，吴新元，针对非线性多频振荡二阶初值问题$y''= -A(t,y)y+f(t,y),\ y(t_0) = y_0,\ y'(t_0) = y'_0$,本文研究了显式Gautschi-型积分方法。近年来,Gautschi- 型积分被