gusucode.com > 《精通matlab 7》包括配套光盘 > 配套光盘里的程序附件/Ex-30/testclass/@polynom/polyval.m
function y = polyval(p,x) % POLYNOM/POLYVAL POLYVAL(p,x) evaluates p at the points x. y = 0; for a = p.c y = y.*x + a; end