exm020403.m

matlab电子书籍

y=dsolve('x*D2y-3*Dy=x^2','y(1)=0,y(5)=0','x')  

ezplot(y,[-1,6])
hold on
plot([1,5],[0,0],'.r','MarkerSize',20)
text(1,1,'y(1)=0')
text(4,1,'y(5)=0')
title(['x*D2y-3*Dy=x^2',',  y(1)=0,y(5)=0'])
hold off