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WANDZURA

WANDZURA è un programma in FORTRAN90 che utilizza l'aritmetica double precision , che fornisce una delle 6 regole di Wandzura per la quadratura triagolare di ordine.

WANDZURA è un programma in FORTRAN90 che utilizza l’aritmetica double precision , che fornisce una delle 6 regole di Wandzura per la quadratura triagolare di ordine.

Related Data and Programs:

 

 

CLENSHAW_CURTIS is a FORTRAN90 library which can set up a Clenshaw Curtis quadrature grid in multiple dimensions.
DUNAVANT is a FORTRAN90 library of routines for defining Dunavant rules for quadrature in a triangle.
FEKETE is a FORTRAN90 library of routines for defining Fekete rules for interpolation or quadrature on a triangle.
FEM_SAMPLE is a FORTRAN90 library of routines for evaluating a finite element function defined on an order 3 or order 6 triangulation.
FEMPACK is a FORTRAN90 library of routines for finite element calculations.
NCC_TRIANGLE is a FORTRAN90 library defining Newton-Cotes closed quadrature rules on a triangle.
NCO_TRIANGLE is a FORTRAN90 library defining Newton-Cotes open quadrature rules on a triangle.
NINTLIB is a FORTRAN90 library containing a variety of routines for numerical estimation of integrals in multiple dimensions.
QUADRULE is a FORTRAN90 library for defining quadrature rules on a variety of intervals with different weight functions.
STROUD is a FORTRAN90 library containing quadrature rules for a variety of unusual areas, surfaces and volumes in 2D, 3D and N-dimensions.
TEST_TRI_INT is a FORTRAN90 library of functions that can be used to test algorithms for quadrature over a triangle.
TOMS612 is a FORTRAN77 library of routines which can estimate the integral of a function over a triangle.
TOMS706 is a FORTRAN77 library which estimates the integral of a function over a triangulated region.
WANDZURA is also available in a C++ version and a MATLAB version
Reference:

James Lyness, Dennis Jespersen,
Moderate Degree Symmetric Quadrature Rules for the Triangle,
Journal of the Institute of Mathematics and its Applications,
Volume 15, Number 1, February 1975, pages 19-32.
Stephen Wandzura, Hong Xiao,
Symmetric Quadrature Rules on a Triangle,
Computers and Mathematics with Applications,
Volume 45, Number 12, June 2003, pages 1829-1840.
 

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WANDZURA