File: cos.man

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.TH COS G "April 1993" "Scilab Group" "Scilab Function"
.so ../sci.an
.SH NAME
cos -  cosine function
.SH CALLING SEQUENCE
.nf
[y]=cos(x)
.fi
.SH PARAMETERS
.TP 10
x 
: real or complex vector/matrix
.SH DESCRIPTION
For a vector or a matrix, \fVcos(x)\fR is the cosine of its elements . 
For matrix  cosine use  \fVcosm(X)\fR function.
.SH EXAMPLE
.nf
x=[0,1,%i]
acos(cos(x))
.fi
.SH SEE ALSO
cosm