GBTOlib: library for evaluation of molecular integrals in mixed Gaussian / B-spline basis  111
Data Types | Modules | Functions/Subroutines
general_quadrature.f90 File Reference

Data Types

module  general_quadrature::bound_user_function
 This is a class that defines an abstract function, whose specific implementation is deferred. The purpose is to use this abstract function in some bspline-related routines which require a user-defined function as a parameters. More...
 
interface  general_quadrature::user_function_interface
 

Modules

module  general_quadrature
 

Functions/Subroutines

subroutine, public general_quadrature::DQAGS (F, A, B, EPSABS, EPSREL, RESULT, ABSERR, NEVAL, IER, LIMIT, LENW, LAST, IWORK, WORK)
 ***BEGIN PROLOGUE DQAGS ***PURPOSE The routine calculates an approximation result to a given Definite integral I = Integral of F over (A,B), Hopefully satisfying following claim for accuracy ABS(I-RESULT).LE.MAX(EPSABS,EPSREL*ABS(I)). ***LIBRARY SLATEC (QUADPACK) ***CATEGORY H2A1A1 ***TYPE real(kind=wp) (QAGS-S, DQAGS-D) ***KEYWORDS AUTOMATIC INTEGRATOR, END POINT SINGULARITIES, EXTRAPOLATION, GENERAL-PURPOSE, GLOBALLY ADAPTIVE, QUADPACK, QUADRATURE ***AUTHOR Piessens, Robert Applied Mathematics and Programming Division K. U. Leuven de Doncker, Elise Applied Mathematics and Programming Division K. U. Leuven ***DESCRIPTION More...