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Scilabヘルプ >> Elementary Functions > Trigonometry > acos

acos

要素毎の逆余弦(rad)

呼び出し手順

t = acos(x)

引数

x

実数または複素数のベクトルまたは行列

t

実数または複素数のベクトルまたは行列

説明

tの要素は, xの対応するエントリの逆余弦となります. 定義域は[-1, 1]となります.

サンプル

x=[1,%i,-1,-%i]
cos(acos(x))

参照

  • acosd — 要素毎の逆余弦, 結果は度.
  • cos — 余弦関数
  • cosd — 要素毎の余弦(引数の単位:度)
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Last updated:
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