math.finc File Reference

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Functions/Subroutines
integer(fgsl_int) function	fgsl_isnan (x)
integer(fgsl_int) function	fgsl_isinf (x)
integer(fgsl_int) function	fgsl_finite (x)
real(fgsl_double) function	fgsl_log1p (x)
real(fgsl_double) function	fgsl_expm1 (x)
real(fgsl_double) function	fgsl_acosh (x)
real(fgsl_double) function	fgsl_asinh (x)
real(fgsl_double) function	fgsl_atanh (x)
real(fgsl_double) function	fgsl_ldexp (x, e)
real(fgsl_double) function	fgsl_frexp (x, e)
integer(fgsl_int) function	fgsl_fcmp (x, y, eps)
type(fgsl_function) function	fgsl_function_init (func, params)
	Constructor for an FGSL function type. More...
type(fgsl_function_fdf) function	fgsl_function_fdf_init (f, df, fdf, params)
	Constructor for an FGSL function type including a derivative. More...
subroutine	fgsl_function_free (sfunc)
	Free resources associated with a FGSL function object. More...
subroutine	fgsl_function_fdf_free (sfunc)
	Free resources associated with a FGSL function with derivative object. More...
real(fgsl_double) function	fgsl_fn_eval (sfunc, x)
	Evaluate a function value for a FGSL function object. More...
real(fgsl_double) function	fgsl_fn_fdf_eval_f (sfunc, x)
	Evaluate a function value for a FGSL function with derivative object. More...
real(fgsl_double) function	fgsl_fn_fdf_eval_df (sfunc, x)
	Evaluate a derivative value for a FGSL function with derivative object. More...
subroutine	fgsl_fn_fdf_eval_f_df (sfunc, x, y, dy)
	Evaluate function as well as derivative value for a FGSL function with derivative object. More...

Function/Subroutine Documentation

real(fgsl_double) function fgsl_acosh

(

real(fgsl_double), intent(in)

x

)

real(fgsl_double) function fgsl_asinh

(

real(fgsl_double), intent(in)

x

)

real(fgsl_double) function fgsl_atanh

(

real(fgsl_double), intent(in)

x

)

real(fgsl_double) function fgsl_expm1

(

real(fgsl_double), intent(in)

x

)

integer(fgsl_int) function fgsl_fcmp	(	real(fgsl_double), intent(in)	x,
		real(fgsl_double), intent(in)	y,
		real(fgsl_double), intent(in)	eps
	)

integer(fgsl_int) function fgsl_finite

(

real(fgsl_double), intent(in)

x

)

real(fgsl_double) function fgsl_fn_eval	(	type(fgsl_function), intent(inout)	sfunc,
		real(fgsl_double), intent(in)	x
	)

Evaluate a function value for a FGSL function object.

Parameters

sfunc	- function object.
x	- argument value

Returns

Function value

real(fgsl_double) function fgsl_fn_fdf_eval_df	(	type(fgsl_function_fdf), intent(inout)	sfunc,
		real(fgsl_double), intent(in)	x
	)

Evaluate a derivative value for a FGSL function with derivative object.

Parameters

sfunc	- function with derivative object.
x	- argument value

Returns

Derivative value

real(fgsl_double) function fgsl_fn_fdf_eval_f	(	type(fgsl_function_fdf), intent(inout)	sfunc,
		real(fgsl_double), intent(in)	x
	)

Evaluate a function value for a FGSL function with derivative object.

Parameters

sfunc	- function with derivative object.
x	- argument value

Returns

Function value

subroutine fgsl_fn_fdf_eval_f_df	(	type(fgsl_function_fdf), intent(inout)	sfunc,
		real(fgsl_double), intent(in)	x,
		real(fgsl_double), intent(out)	y,
		real(fgsl_double), intent(out)	dy
	)

Evaluate function as well as derivative value for a FGSL function with derivative object.

Parameters

sfunc	- function with derivative object.
x	- argument value
y	- function value
dy	- derivative value

real(fgsl_double) function fgsl_frexp	(	real(fgsl_double), intent(in)	x,
		integer(fgsl_int), intent(out)	e
	)

subroutine fgsl_function_fdf_free

(

type(fgsl_function_fdf), intent(inout)

sfunc

)

Free resources associated with a FGSL function with derivative object.

type(fgsl_function_fdf) function fgsl_function_fdf_init	(		f,
			df,
			fdf,
		type(c_ptr), intent(in)	params
	)

Constructor for an FGSL function type including a derivative.

Parameters

f	- interface for a double precision valued function with a parameter of arbitrary type
df	- interface for a function evaluating the derivative of f
fdf	- interface for a subroutine evaluating f as well as its derivative given an argument and a parameter.
params	- parameter of arbitrary type

Returns

FGSL function with derivative object.

subroutine fgsl_function_free

(

type(fgsl_function), intent(inout)

sfunc

)

Free resources associated with a FGSL function object.

type(fgsl_function) function fgsl_function_init	(		func,
		type(c_ptr), intent(in)	params
	)

Constructor for an FGSL function type.

Parameters

func	- interface for a double precision valued function with a parameter of arbitrary type
params	- parameter of arbitrary type

Returns

FGSL function object.

integer(fgsl_int) function fgsl_isinf

(

real(fgsl_double), intent(in)

x

)

integer(fgsl_int) function fgsl_isnan

(

real(fgsl_double), intent(in)

x

)

real(fgsl_double) function fgsl_ldexp	(	real(fgsl_double), intent(in)	x,
		integer(fgsl_int), intent(in)	e
	)

real(fgsl_double) function fgsl_log1p

(

real(fgsl_double), intent(in)

x

)