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| author | Jeff Johnston <jjohnstn@redhat.com> | 2010-10-18 22:40:24 +0000 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2010-10-18 22:40:24 +0000 |
| commit | bf5300eaee04b5e143dea58e922bc6ae260197dd (patch) | |
| tree | 2d9aa73897ac0abb39e90a468babdf937e2ba513 /newlib/libm/complex/cacosh.c | |
| parent | cf9e79ca7a5adbc3d6d868ce2334ddd518cda418 (diff) | |
| download | cygnal-bf5300eaee04b5e143dea58e922bc6ae260197dd.tar.gz cygnal-bf5300eaee04b5e143dea58e922bc6ae260197dd.tar.bz2 cygnal-bf5300eaee04b5e143dea58e922bc6ae260197dd.zip | |
2010-10-18 Marco Atzeri <marco_atzeri@yahoo.it>
* libm/Makefile.am: added complex functions documentation
* libm/libm.texinfo: ditto
* libm/complex/Makefile.am: Ditto
* libm/complex/complex.tex: Ditto
* libm/complex/(cabs.c, cacos.c, cacosh.c, carg.c,
casin.c, casinh.c, catan.c, catanh.c, ccos.c, ccosh.c,
cexp.c, cimag.c, clog.c, conj.c, cpow.c, cproj.c, creal.c,
csin.c, csinh.c, csqrt.c, ctan.c, ctanh.c): Ditto
* libm/Makefile.in: Regenerate
* libm/complex/Makefile.in: Ditto
Diffstat (limited to 'newlib/libm/complex/cacosh.c')
| -rw-r--r-- | newlib/libm/complex/cacosh.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/newlib/libm/complex/cacosh.c b/newlib/libm/complex/cacosh.c index 8f4f48ad3..3d42c407d 100644 --- a/newlib/libm/complex/cacosh.c +++ b/newlib/libm/complex/cacosh.c @@ -32,6 +32,51 @@ * Marco Atzeri <marco_atzeri@yahoo.it> */ +/* +FUNCTION + <<cacosh>>, <<cacoshf>>---complex arc hyperbolic cosine + +INDEX + cacosh +INDEX + cacoshf + +ANSI_SYNOPSIS + #include <complex.h> + double complex cacosh(double complex <[z]>); + float complex cacoshf(float complex <[z]>); + + +DESCRIPTION + These functions compute the complex arc hyperbolic cosine of <[z]>, + with a branch cut at values less than 1 along the real axis. + + <<cacoshf>> is identical to <<cacosh>>, except that it performs + its calculations on <<floats complex>>. + +RETURNS + @ifnottex + These functions return the complex arc hyperbolic cosine value, + in the range of a half-strip of non-negative values along the + real axis and in the interval [-i * pi, +i * pi] along the + imaginary axis. + @end ifnottex + @tex + These functions return the complex arc hyperbolic cosine value, + in the range of a half-strip of non-negative values along the + real axis and in the interval [$-i\pi$, $+i\pi$] along the + imaginary axis. + @end tex + +PORTABILITY + <<cacosh>> and <<cacoshf>> are ISO C99 + +QUICKREF + <<cacosh>> and <<cacoshf>> are ISO C99 + +*/ + + #include <complex.h> double complex |