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|
------------------------------------------------------------
{- |
Module : GSL.Special.Log
Copyright : (c) Alberto Ruiz 2006
License : GPL-style
Maintainer : Alberto Ruiz (aruiz at um dot es)
Stability : provisional
Portability : uses ffi
Wrappers for selected functions described at:
<http://www.gnu.org/software/gsl/manual/html_node/Logarithm-and-Related-Functions.html>
-}
------------------------------------------------------------
module GSL.Special.Log(
log_e
, GSL.Special.Log.log
, log_abs_e
, log_abs
, log_1plusx_e
, log_1plusx
, log_1plusx_mx_e
, log_1plusx_mx
) where
import Foreign(Ptr)
import GSL.Special.Internal
-- | wrapper for int gsl_sf_log_e(double x,gsl_sf_result* result);
log_e :: Double -> (Double,Double)
log_e x = createSFR "log_e" $ gsl_sf_log_e x
foreign import ccall "log.h gsl_sf_log_e" gsl_sf_log_e :: Double -> Ptr Double -> IO(Int)
-- | wrapper for double gsl_sf_log(double x);
log :: Double -> Double
log = gsl_sf_log
foreign import ccall "log.h gsl_sf_log" gsl_sf_log :: Double -> Double
-- | wrapper for int gsl_sf_log_abs_e(double x,gsl_sf_result* result);
log_abs_e :: Double -> (Double,Double)
log_abs_e x = createSFR "log_abs_e" $ gsl_sf_log_abs_e x
foreign import ccall "log.h gsl_sf_log_abs_e" gsl_sf_log_abs_e :: Double -> Ptr Double -> IO(Int)
-- | wrapper for double gsl_sf_log_abs(double x);
log_abs :: Double -> Double
log_abs = gsl_sf_log_abs
foreign import ccall "log.h gsl_sf_log_abs" gsl_sf_log_abs :: Double -> Double
-- | wrapper for int gsl_sf_complex_log_e(double zr,double zi,gsl_sf_result* lnr,gsl_sf_result* theta);
complex_log_e :: Double -> Double -> Ptr Double -> (Double,Double)
complex_log_e zr zi lnr = createSFR "complex_log_e" $ gsl_sf_complex_log_e zr zi lnr
foreign import ccall "log.h gsl_sf_complex_log_e" gsl_sf_complex_log_e :: Double -> Double -> Ptr Double -> Ptr Double -> IO(Int)
-- | wrapper for int gsl_sf_log_1plusx_e(double x,gsl_sf_result* result);
log_1plusx_e :: Double -> (Double,Double)
log_1plusx_e x = createSFR "log_1plusx_e" $ gsl_sf_log_1plusx_e x
foreign import ccall "log.h gsl_sf_log_1plusx_e" gsl_sf_log_1plusx_e :: Double -> Ptr Double -> IO(Int)
-- | wrapper for double gsl_sf_log_1plusx(double x);
log_1plusx :: Double -> Double
log_1plusx = gsl_sf_log_1plusx
foreign import ccall "log.h gsl_sf_log_1plusx" gsl_sf_log_1plusx :: Double -> Double
-- | wrapper for int gsl_sf_log_1plusx_mx_e(double x,gsl_sf_result* result);
log_1plusx_mx_e :: Double -> (Double,Double)
log_1plusx_mx_e x = createSFR "log_1plusx_mx_e" $ gsl_sf_log_1plusx_mx_e x
foreign import ccall "log.h gsl_sf_log_1plusx_mx_e" gsl_sf_log_1plusx_mx_e :: Double -> Ptr Double -> IO(Int)
-- | wrapper for double gsl_sf_log_1plusx_mx(double x);
log_1plusx_mx :: Double -> Double
log_1plusx_mx = gsl_sf_log_1plusx_mx
foreign import ccall "log.h gsl_sf_log_1plusx_mx" gsl_sf_log_1plusx_mx :: Double -> Double
|
