p3_19.m

来自「Advanced Engineering Mathematics using M」· M 代码 · 共 7 行

% P3_19.M  Create a band matrix (6X6)
 A=4*eye(6)-diag([1 1 1 1 1],1)-diag([1 1 1 1 1],-1)
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% Add a few comments to explain the program
% Try other sizes and different diagonal values
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