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Scilabヘルプ >> Elementary Functions > Trigonometry > acoshm

acoshm

行列双曲線逆余弦

呼び出し手順

t=acoshm(x)

パラメータ

x,t

実数または複素数の正方行列

説明

acoshm は行列 x の行列双曲線逆余弦となる. 式t=logm(x+(x+eye())*sqrtm((x-eye())/(x+eye()))) を使用する. 非対称行列の場合,結果は不正確となる可能性がある.

A=[1,2;3,4];
coshm(acoshm(A))
A(1,1)=A(1,1)+%i;
coshm(acoshm(A))
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Last updated:
Fri Apr 11 14:18:54 CEST 2014