matlab新手求指点function y=romberg(f,n,a,b) z=zeros(n,n);h=b-a;z(1,1)=(h/2)(f(a)+f(b));f1=0;for i=2:nfor k=1:2^(i-2)f1=f1+f(a+(k-0.5)h);endz(i,1)=0.5z(i-1,1)+0.5h*f1;h=h/2;f1=0;for j=2:iz(i,j)=z(i,j-1)+(z(i,j-1)-z(i-1,j-1))/(4^(j-1)-1);enden

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matlab新手求指点function y=romberg(f,n,a,b) z=zeros(n,n);h=b-a;z(1,1)=(h/2)*(f(a)+f(b));f1=0;for i=2:nfor k=1:2^(i-2)f1=f1+f(a+(k-0.5)*h);endz(i,1)=0.5*z(i-1,1)+0.5*h*f1;h=h/2;f1=0;for j=2:iz(i,j)=z(i,j-1)+(z(i,j-1)-z(i-1,j-1))/(4^(j-1)-1);enden

matlab新手求指点function y=romberg(f,n,a,b) z=zeros(n,n);h=b-a;z(1,1)=(h/2)(f(a)+f(b));f1=0;for i=2:nfor k=1:2^(i-2)f1=f1+f(a+(k-0.5)h);endz(i,1)=0.5z(i-1,1)+0.5h*f1;h=h/2;f1=0;for j=2:iz(i,j)=z(i,j-1)+(z(i,j-1)-z(i-1,j-1))/(4^(j-1)-1);enden