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Scilab help >> Elementary Functions > Trigonometry > coshm

coshm

行列の双曲線余弦

呼び出し手順

t=coshm(x)

パラメータ

x,t

実数または複素数の正方行列

説明

coshm は,行列xの双曲線余弦行列 t=(expm(x)+expm(-x))/2です. 非対称行列の場合,結果が不正確になる可能性があります.

A=[1,2;2,4]
acoshm(coshm(A))

参照

  • cosh — 双曲線余弦
  • expm — 正方行列の指数関数
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Last updated:
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