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octave .* ←この演算子は要素単位の積です！ what's the meaning of operator?

Octave

Last updated at 2020-05-30Posted at 2019-11-15

参考

MATLABとOctaveについて良くわかります！

解決

カンマをつけると、内積ではなく要素同士の積になります。(内積は(n☓m)==(m☓n)が成り立つ時だけです)

A = [1,2,3,4];
1 2 3 4

B = [5,6,7,8];
5 6 7 8

A .* B =
5 12 21 32

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