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27 lines
657 B
Groff
27 lines
657 B
Groff
.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
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.\" Distributed under GPL
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.\"
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.TH CTANH 3 2002-07-28 "" "complex math routines"
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.SH NAME
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ctanh, ctanhf, ctanhl \- complex hyperbolic tangent
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.SH SYNOPSIS
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.B #include <complex.h>
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.sp
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.BI "double complex ctanh(double complex " z ");"
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.br
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.BI "float complex ctanhf(float complex " z );
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.br
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.BI "long double complex ctanhl(long double complex " z ");"
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.sp
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Link with \-lm.
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.SH DESCRIPTION
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The complex hyperbolic tangent function ctanh(z) is defined
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mathematically as csinh(z) / ccosh(z).
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.SH "CONFORMING TO"
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C99
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.SH "SEE ALSO"
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.BR cabs (3),
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.BR ccosh (3),
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.BR csinh (3),
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.BR complex (7)
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