Documentation for module xc_vwn

Calculate the LDA functional according to Vosk, Wilk and Nusair Literature: S. H. Vosko, L. Wilk and M. Nusair, Can. J. Phys. 58, 1200 (1980)

source: xc_vwn.F
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public Subroutines/Functions:

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SUBROUTINEvwn_lda_eval(rho_set, deriv_set, order, vwn_params)

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Arguments:
POINTER
:: rho_set ...
POINTER
:: deriv_set ...
INTEGER,
INTENT(in)
:: order ...
POINTER
:: vwn_params ...

SUBROUTINEvwn_lda_info(reference, shortform, needs, max_deriv)

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Arguments:
CHARACTER(*),
INTENT(out),
OPTIONAL
:: reference ...
CHARACTER(*),
INTENT(out),
OPTIONAL
:: shortform ...
INTENT(inout),
OPTIONAL
:: needs ...
INTEGER,
INTENT(out),
OPTIONAL
:: max_deriv ...

SUBROUTINEvwn_lsd_eval(rho_set, deriv_set, order, vwn_params)

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Arguments:
POINTER
:: rho_set ...
POINTER
:: deriv_set ...
INTEGER,
INTENT(in)
:: order ...
POINTER
:: vwn_params ...