ModuleBase::ErrorFunc Class Reference

#include <math_erf_complex.h>

Collaboration diagram for ModuleBase::ErrorFunc:

Public Member Functions
	ErrorFunc ()
	~ErrorFunc ()

Static Public Member Functions
static std::complex< double >	scaled_w (std::complex< double > z, double relerr)
	A class of the error function of complex arguments based on Faddeeva algorithm. More information please refer to http://ab-initio.mit.edu/Faddeeva.
static double	scaled_w_im (double x)
static std::complex< double >	erfcx (std::complex< double > z, double relerr=0)
static double	erfcx (double x)
static std::complex< double >	erf (std::complex< double > z, double relerr=0)
static std::complex< double >	erfi (std::complex< double > z, double relerr=0)
static double	erfi (double x)
static std::complex< double >	erfc (std::complex< double > z, double relerr=0)

Static Private Member Functions
static double	w_im_y100 (double y100, double x)
static double	sinc (double x, double sinx)
static double	copysign (double x, double y)

Static Private Attributes
static const std::vector< double >	expa2n2

Constructor & Destructor Documentation

ErrorFunc()

ModuleBase::ErrorFunc::ErrorFunc

(

)

~ErrorFunc()

ModuleBase::ErrorFunc::~ErrorFunc

(

)

Member Function Documentation

copysign()

static double ModuleBase::ErrorFunc::copysign ( double  x, double  y  )

inlinestaticprivate

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erf()

std::complex< double > ModuleBase::ErrorFunc::erf ( std::complex< double >  z, double  relerr = 0  )

static

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erfc()

std::complex< double > ModuleBase::ErrorFunc::erfc ( std::complex< double >  z, double  relerr = 0  )

static

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erfcx() [1/2]

double ModuleBase::ErrorFunc::erfcx ( double  x )

static

erfcx() [2/2]

std::complex< double > ModuleBase::ErrorFunc::erfcx ( std::complex< double >  z, double  relerr = 0  )

static

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erfi() [1/2]

double ModuleBase::ErrorFunc::erfi ( double  x )

static

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erfi() [2/2]

std::complex< double > ModuleBase::ErrorFunc::erfi ( std::complex< double >  z, double  relerr = 0  )

static

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scaled_w()

std::complex< double > ModuleBase::ErrorFunc::scaled_w ( std::complex< double >  z, double  relerr  )

static

A class of the error function of complex arguments based on Faddeeva algorithm. More information please refer to http://ab-initio.mit.edu/Faddeeva.

Author

jiyy on 2025-05-18

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scaled_w_im()

double ModuleBase::ErrorFunc::scaled_w_im ( double  x )

static

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sinc()

static double ModuleBase::ErrorFunc::sinc ( double  x, double  sinx  )

inlinestaticprivate

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w_im_y100()

double ModuleBase::ErrorFunc::w_im_y100 ( double  y100, double  x  )

staticprivate

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Member Data Documentation

expa2n2

const std::vector< double > ModuleBase::ErrorFunc::expa2n2

staticprivate

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The documentation for this class was generated from the following files:

• /home/runner/work/abacus-develop/abacus-develop/source/source_base/math_erf_complex.h
• /home/runner/work/abacus-develop/abacus-develop/source/source_base/math_erf_complex.cpp