%x-N(0.03,0.01^2)syms x y;y=1./(sqrtm(2*pi)*0.01).*exp(-(x-0.03).^2/2*0.01^2);int(y,0,inf);一直提示:??? Error: File: C:\MATLAB7\work\Untitled.m Line: 3 Column: 29Missing variable or function.哪位高手帮忙解决下,在线等!