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function her = hermite(m,x) % This fuction is used to produce hermite polynomials with order of m. if m==0 her = ones(size(x)); elseif m==1 her = 2*x; else her = 2*x.*hermite(m-1,x)-(m-1)*2*hermite(m-2,x); end %%%%%%%%%%%%%%%%%%%%%%%%%%%%% %exmp1_6_2Ä£Äâ¸ß½×¶òÃ×-¸ß˹¹âÊø clear clc x = linspace(-3,3,500); y = x; [xx,yy] = meshgrid(x,y); k = 1; for m= 0:2 for n = 0:2 Ie = hermite(m,sqrt(2)*xx).^2.*hermite(n,sqrt(2)*yy).^2.*exp(-2*(xx.^2 + yy.^2)); subplot(3,3,k); surf(xx,yy,Ie); shading interp; axis equal; axis([-3,3,-3,3]); box on; axis off; hold on; k = k+1; end end ÔõôÎÒÄ£ÄâµÄ½á¹û£¬Í¼ÐεÄÖмä»á³öÏÖ°×Ïߣ¬ÇëÄÄλ´óÏÀ¿´¿´ÊDz»ÊdzÌÐòÄijöÁËÎÊÌ⣡ |
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