解法)的Matlab"/>
杜利特尔(直接三角分解法)的Matlab
function [L,U,y,x] = Doolittle(A, b)
[row_a, col_a] = size(A);
for j = 1:col_a U(1,j) = A(1,j);
end L(1,1) = 1;
for i = 2:row_a
L(i,1) = A(i,1)/A(1,1);
end
for i = 2:row_a for j = i:col_a temp_sum = 0;for k
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杜利特尔(直接三角分解法)的Matlab
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