exa3_6.m

有关matlab r2007的实用教程

g=sym('3/2*x^2+2/3*x-3/5')    % rationalize and extract the parts

[n,d]=numden(g)

h=sym('(x^2+3)/(2*x-1)+3*x/(x-1)')    % the sum of rational polynomials

[n,d]=numden(h)    % rationalize and extract