REAL FUNCTION QVWN ( X, A, P, C, D )

Argument Definitions (+ indicates altered content)
REAL*8             A,          C,          D,          P
REAL*8             X
Description
                                                                        * 
  Copyright (C) 2010 Jacek Kobus                    * 
                                                                        * 
  This program is free software; you can redistribute it and/or modify  * 
  it under the terms of the GNU General Public License version 2 as     * 
  published by the Free Software Foundation.                            * 
                                                                        * 
 
### qvwn ### 
 
    Calculates q function of VWN functional (see 
    http://wild.life.nctu.edu.tw/~jsyu/molpro2002.1/doc/manual/node184.html)
Source file:dftauxfun.f
Intrinsic Functions Called
GENERIC*8          ATAN
GENERIC*4          LOG
GENERIC*8          SQRT
Local Variables (+ indicates altered content)
REAL*8            +ARCTAN,    +QCAP,      +T1,        +T2
REAL*8            +T3,        +XCAP
Referenced Common Block Variables (+ indicates altered content)
CONSFP             REAL*8             FOUR,      TWO

REAL FUNCTION QVWNDERX ( X, A, P, C, D )

Argument Definitions (+ indicates altered content)
REAL*8             A,          C,          D,          P
REAL*8             X
Description
### qvwnderx ### 
    Calculates dq/dx of the VWN functional
Source file:dftauxfun.f
Intrinsic Functions Called
GENERIC*8          SQRT
Local Variables (+ indicates altered content)
REAL*8            +QCAP,      +QCAP2,     +T1,        +T2
REAL*8            +T3,        +T4,        +XCAP,      +XCAPDER
REAL*8            +XCAPDER2,  +XCAPP
Referenced Common Block Variables (+ indicates altered content)
CONSFP             REAL*8             FOUR,      TWO

REAL FUNCTION FF ( S )

Argument Definitions (+ indicates altered content)
REAL*8             S
Description
### ff ### 
    Calculates F(s) (see fpw86sup)
Source file:dftauxfun.f
External Functions and Subroutines Called
REAL*8             FFBAR
Parameter Variables Used
REAL*8             CONST115           (CONST115 = 1.D0/15.D0)

REAL FUNCTION FFBAR ( S )

Argument Definitions (+ indicates altered content)
REAL*8             S
Description
### ffbar ### 
    Calculates Fbar(s) (see fpw86sup)
Source file:dftauxfun.f
Parameter Variables Used
REAL*8             A                  (A = 1.296D0)
REAL*8             B                  (B = 14.D0)
REAL*8             C                  (C = 0.2D0)
Local Variables (+ indicates altered content)
REAL*8            +S2

REAL FUNCTION FFBARP ( S )

Argument Definitions (+ indicates altered content)
REAL*8             S
Description
### ffbarp ### 
    Calculates Fbar(s) prime (see fpw86sup)
Source file:dftauxfun.f
Parameter Variables Used
REAL*8             A                  (A = 1.296D0)
REAL*8             B                  (B = 14.D0)
REAL*8             C                  (C = 0.2D0)
Local Variables (+ indicates altered content)
REAL*8            +S2

REAL FUNCTION FFP ( S )

Argument Definitions (+ indicates altered content)
REAL*8             S
Description
### ffp ### 
    Calculates dF(s)/ds (see fpw86sup)
Source file:dftauxfun.f
External Functions and Subroutines Called
REAL*8             FFBAR,      FFBARP
Parameter Variables Used
REAL*8             CONST115           (CONST115 = 1.D0/15.D0)
Local Variables (+ indicates altered content)
REAL*8            +S2

REAL FUNCTION FFDP ( S )

Argument Definitions (+ indicates altered content)
REAL*8             S
Description
### ffdp ### 
    Calculates d(1/s dF(s)/ds)/ds (see fpw86sup)
Source file:dftauxfun.f
External Functions and Subroutines Called
REAL*8             FFBAR,      FFBARP
Parameter Variables Used
REAL*8             CONST115           (CONST115 = 1.D0/15.D0)
REAL*8             B                  (B = 14.D0)
REAL*8             C                  (C = 0.2D0)
Local Variables (+ indicates altered content)
REAL*8            +S2