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See the recommended documentation of this function

Scilab help >> Elementary Functions > Trigonometry > acosd

acosd

要素毎の逆余弦, 結果は度.

呼び出し手順

t=acosd(x)

パラメータ

x

実数または複素数配列.

t

実数または複素数配列.

説明

ベクトル t の要素は, xの各エントリの 逆余弦(単位:度)となります(t=acos(x)*180/%pi). 実数の入力データは[-1, 1]の範囲です. 結果は実数で[0 180].の範囲となります.

x=[-1 0 1 sqrt(2)/2 -sqrt(2)/2 sqrt(3)/2 -sqrt(3)/2];
acosd(x)

参考

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Last updated:
Mon Oct 01 17:40:24 CEST 2012