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Please note that the recommended version of Scilab is 6.0.1. This page might be outdated.
See the recommended documentation of this function

Scilab help >> Elementary Functions > Trigonometry > acosm

acosm

行列毎の逆余弦

呼び出し手順

t=acosm(x)

パラメータ

x

実数または複素数の正方行列

t

実数または複素数の正方行列

説明

t は行列xの逆余弦となる. 対角化手法を使用する.非対称な行列の場合,結果は不正確と なる可能性がある. t=-%i*logm(x+%i*sqrtm(eye()-x*x))となる.

A=[1,2;3,4];
cosm(acosm(A))

参考

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Last updated:
Thu Mar 03 11:00:51 CET 2011