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| author | David Cournapeau <cournape@gmail.com> | 2009-07-01 07:07:10 +0000 |
|---|---|---|
| committer | David Cournapeau <cournape@gmail.com> | 2009-07-01 07:07:10 +0000 |
| commit | 9f69bfcd158873090facfba9e60ebb6d5dbb98f1 (patch) | |
| tree | 271864259f927a47b327616f69fbfa76e8be0979 | |
| parent | 41366bcbdfdfbb653cd8bdac3c59512ecfaf5316 (diff) | |
| download | numpy-9f69bfcd158873090facfba9e60ebb6d5dbb98f1.tar.gz | |
Add sqrt(2) and 1/sqrt(2) math constants in npymath.
| -rw-r--r-- | numpy/core/include/numpy/npy_math.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/numpy/core/include/numpy/npy_math.h b/numpy/core/include/numpy/npy_math.h index 41dba1269..52d72c9c8 100644 --- a/numpy/core/include/numpy/npy_math.h +++ b/numpy/core/include/numpy/npy_math.h @@ -63,6 +63,8 @@ NPY_INLINE static float __npy_nzerof(void) #define NPY_1_PI 0.3183098861837906715377675267450287 /* 1/pi */ #define NPY_2_PI 0.6366197723675813430755350534900574 /* 2/pi */ #define NPY_EULER 0.5772156649015328606065120900824024 /* Euler constant */ +#define NPY_SQRT2 1.41421356237309504880168872420969808 /* sqrt(2) */ +#define NPY_SQRT1_2 0.707106781186547524400844362104849039 /* 1/sqrt(2) */ #define NPY_Ef 2.7182818284590452353602874713526625F /* e */ #define NPY_LOG2Ef 1.4426950408889634073599246810018921F /* log_2 e */ @@ -75,6 +77,8 @@ NPY_INLINE static float __npy_nzerof(void) #define NPY_1_PIf 0.3183098861837906715377675267450287F /* 1/pi */ #define NPY_2_PIf 0.6366197723675813430755350534900574F /* 2/pi */ #define NPY_EULERf 0.5772156649015328606065120900824024F /* Euler constant */ +#define NPY_SQRT2f 1.41421356237309504880168872420969808F /* sqrt(2) */ +#define NPY_SQRT1_2f 0.707106781186547524400844362104849039F /* 1/sqrt(2) */ #define NPY_El 2.7182818284590452353602874713526625L /* e */ #define NPY_LOG2El 1.4426950408889634073599246810018921L /* log_2 e */ @@ -87,6 +91,8 @@ NPY_INLINE static float __npy_nzerof(void) #define NPY_1_PIl 0.3183098861837906715377675267450287L /* 1/pi */ #define NPY_2_PIl 0.6366197723675813430755350534900574L /* 2/pi */ #define NPY_EULERl 0.5772156649015328606065120900824024L /* Euler constant */ +#define NPY_SQRT2l 1.41421356237309504880168872420969808L /* sqrt(2) */ +#define NPY_SQRT1_2l 0.707106781186547524400844362104849039L /* 1/sqrt(2) */ /* * C99 double math funcs |