构造范德蒙德行列式。

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galasi
galasi on 18 Nov 2022
Answered: sixovey on 18 Nov 2022
如何将一个10*1的矩阵A中的10个元素构造范德蒙德形式矩阵。M=10;
for i=1:M;
zi=A(i,1);
Z=vander();
end
上面是我能想到的。

Accepted Answer

sixovey
sixovey on 18 Nov 2022
求帮助,有点急
>> a=rand(10,1)
a =
0.8147
0.9058
0.1270
0.9134
0.6324
0.0975
0.2785
0.5469
0.9575
0.9649
>> b=vander(a)
b =
0.1582 0.1941 0.2383 0.2925 0.3590 0.4406 0.5408 0.6638 0.8147 1.0000
0.4104 0.4531 0.5003 0.5523 0.6097 0.6732 0.7432 0.8205 0.9058 1.0000
0.0000 0.0000 0.0000 0.0000 0.0000 0.0003 0.0020 0.0161 0.1270 1.0000
0.4424 0.4844 0.5303 0.5806 0.6357 0.6960 0.7620 0.8343 0.9134 1.0000
0.0162 0.0256 0.0404 0.0639 0.1011 0.1599 0.2529 0.3999 0.6324 1.0000
0.0000 0.0000 0.0000 0.0000 0.0000 0.0001 0.0009 0.0095 0.0975 1.0000
0.0000 0.0000 0.0001 0.0005 0.0017 0.0060 0.0216 0.0776 0.2785 1.0000
0.0044 0.0080 0.0146 0.0268 0.0489 0.0894 0.1636 0.2991 0.5469 1.0000
0.6765 0.7065 0.7379 0.7706 0.8048 0.8406 0.8779 0.9168 0.9575 1.0000
0.7249 0.7513 0.7786 0.8070 0.8363 0.8668 0.8983 0.9310 0.9649 1.0000

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