Scilab Home page | Wiki | Bug tracker | Forge | Mailing list archives | ATOMS | File exchange
Please login or create an account
Change language to: English - Français - Português -

Please note that the recommended version of Scilab is 6.0.2. This page might be outdated.
See the recommended documentation of this function

Scilab manual >> Elementary Functions > Trigonometry > cosm

cosm

行列余弦関数

呼び出し手順

t=cosm(x)

パラメータ

x

実数または複素数の正方行列

説明

cosm(x) は, 行列 x の余弦行列 t=0.5*(expm(%i*x)+expm(-%i*x))です..

A=[1,2;3,4]
cosm(A)-0.5*(expm(%i*A)+expm(-%i*A))

参照

Scilab Enterprises
Copyright (c) 2011-2017 (Scilab Enterprises)
Copyright (c) 1989-2012 (INRIA)
Copyright (c) 1989-2007 (ENPC)
with contributors
Last updated:
Wed Jan 26 16:25:03 CET 2011