poly_deconv.m

matlab7.0从入门到精通(光盘内容)

%poly_deconv.m
%多项式除法
str3='2x^4+7x^3+16x^2+17x+12';
str1='x^2+2x+3';
p3=str2poly(str3);
p1=str2poly(str1);
[p2 r]=deconv(p3,p1);
str2=poly2str(p2)
r