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------------------------------------------------------------
{- |
Module : Numeric.GSL.Special.Lambert
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.google.com/search?q=gsl_sf_lambert.h&as_sitesearch=www.gnu.org/software/gsl/manual&btnI=Lucky>
-}
------------------------------------------------------------
module Numeric.GSL.Special.Lambert(
lambert_W0_e
, lambert_W0
, lambert_Wm1_e
, lambert_Wm1
) where
import Foreign(Ptr)
import Foreign.C.Types(CInt)
import Numeric.GSL.Special.Internal
-- | wrapper for int gsl_sf_lambert_W0_e(double x,gsl_sf_result* result);
--
-- <http://www.google.com/search?q=gsl_sf_lambert_W0_e&as_sitesearch=www.gnu.org/software/gsl/manual&btnI=Lucky>
lambert_W0_e :: Double -> (Double,Double)
lambert_W0_e x = createSFR "lambert_W0_e" $ gsl_sf_lambert_W0_e x
foreign import ccall "gsl_sf_lambert_W0_e" gsl_sf_lambert_W0_e :: Double -> Ptr () -> IO CInt
-- | wrapper for double gsl_sf_lambert_W0(double x);
--
-- <http://www.google.com/search?q=gsl_sf_lambert_W0&as_sitesearch=www.gnu.org/software/gsl/manual&btnI=Lucky>
lambert_W0 :: Double -> Double
lambert_W0 = gsl_sf_lambert_W0
foreign import ccall "gsl_sf_lambert_W0" gsl_sf_lambert_W0 :: Double -> Double
-- | wrapper for int gsl_sf_lambert_Wm1_e(double x,gsl_sf_result* result);
--
-- <http://www.google.com/search?q=gsl_sf_lambert_Wm1_e&as_sitesearch=www.gnu.org/software/gsl/manual&btnI=Lucky>
lambert_Wm1_e :: Double -> (Double,Double)
lambert_Wm1_e x = createSFR "lambert_Wm1_e" $ gsl_sf_lambert_Wm1_e x
foreign import ccall "gsl_sf_lambert_Wm1_e" gsl_sf_lambert_Wm1_e :: Double -> Ptr () -> IO CInt
-- | wrapper for double gsl_sf_lambert_Wm1(double x);
--
-- <http://www.google.com/search?q=gsl_sf_lambert_Wm1&as_sitesearch=www.gnu.org/software/gsl/manual&btnI=Lucky>
lambert_Wm1 :: Double -> Double
lambert_Wm1 = gsl_sf_lambert_Wm1
foreign import ccall "gsl_sf_lambert_Wm1" gsl_sf_lambert_Wm1 :: Double -> Double
|
