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Diffstat (limited to 'newlib/libm/mathfp/s_cosh.c')
-rw-r--r-- | newlib/libm/mathfp/s_cosh.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/newlib/libm/mathfp/s_cosh.c b/newlib/libm/mathfp/s_cosh.c deleted file mode 100644 index 6550e9c..0000000 --- a/newlib/libm/mathfp/s_cosh.c +++ /dev/null @@ -1,80 +0,0 @@ - -/* @(#)z_cosh.c 1.0 98/08/13 */ - -/* - -FUNCTION - <<cosh>>, <<coshf>>---hyperbolic cosine - -ANSI_SYNOPSIS - #include <math.h> - double cosh(double <[x]>); - float coshf(float <[x]>) - -TRAD_SYNOPSIS - #include <math.h> - double cosh(<[x]>) - double <[x]>; - - float coshf(<[x]>) - float <[x]>; - -DESCRIPTION - - <<cosh>> computes the hyperbolic cosine of the argument <[x]>. - <<cosh(<[x]>)>> is defined as - @ifinfo - . (exp(x) + exp(-x))/2 - @end ifinfo - @tex - $${(e^x + e^{-x})} \over 2$$ - @end tex - - Angles are specified in radians. - - <<coshf>> is identical, save that it takes and returns <<float>>. - -RETURNS - The computed value is returned. When the correct value would create - an overflow, <<cosh>> returns the value <<HUGE_VAL>> with the - appropriate sign, and the global value <<errno>> is set to <<ERANGE>>. - - You can modify error handling for these functions using the - function <<matherr>>. - -PORTABILITY - <<cosh>> is ANSI. - <<coshf>> is an extension. - -QUICKREF - cosh ansi pure - coshf - pure -*/ - -/****************************************************************** - * Hyperbolic Cosine - * - * Input: - * x - floating point value - * - * Output: - * hyperbolic cosine of x - * - * Description: - * This routine returns the hyperbolic cosine of x. - * - *****************************************************************/ - -#include "fdlibm.h" -#include "zmath.h" - -#ifndef _DOUBLE_IS_32BITS - -double -_DEFUN (cosh, (double), - double x) -{ - return (sineh (x, 1)); -} - -#endif /* _DOUBLE_IS_32BITS */ |