计算.m

Adams四阶预测的源码

%Adams四阶预-校算法80步
tic,e=yugu('qua',0,pi,1.0309,100),toc
plot(e(1:99,1),e(1:99,2),'b+')
hold on
%Adams四阶预-校算法20步
tic,e=yugu('qua',0,pi,1.0309,20),toc
plot(e(1:19,1),e(1:19,2),'g-')
hold on