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.TH asinh 1 "April 1993" "Scilab Group" "Scilab Function"
.so ../sci.an
.SH NAME
asinh - hyperbolic sine inverse
.SH CALLING SEQUENCE
.nf
[t]=asinh(x)
.fi
.SH PARAMETERS
.TP 10
x
: real or complex vector/matrix
.TP 10
t
: real or complex vector/matrix
.SH DESCRIPTION
The entries of \fVt\fR are the hyperbolic sine inverse of the
corresponding entries of \fVx\fR.
Definition domain is ]-1,i[
It takes his values in sets
.IG
.nf
]-inf,inf[ x ]-pi/2,pi/2[,
]-inf,0[ x [-pi/2] and [0,inf] x [pi/2] (real x imag)
.fi
.FI
\" This is for LaTeX
.LA $$ ]-\infty +\infty[\times ] -\pi/2,\pi/2[ $$
.LA $$ [-\infty,0[ \times [-\pi/2] \quad\mbox{and}
.LA \quad [0,\infty] \times [\pi/2] \quad \mbox{(real x imag)} $$
.SH EXAMPLE
.nf
A=[1,2;2,3]
sinh(asinh(A))
.fi
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