exa3_2.m

来自「有关matlab r2007的实用教程」· M 代码 · 共 8 行

%M=[a,b;c,d]    % M is a numeric matrix using value of a through d

M='[a,b;c,d]'    % M is a character string， but not a symbolic matrix

M=sym('[a,b;c,d]')    % M is a symbolic matrix