square_minimal_rule_test, a FORTRAN90 code which calls square_minimal_rule(), which returns "almost minimal" quadrature rules, with exactness up to total degree 55, over the interior of the symmetric unit square in 2D, by Mattia Festa and Alvise Sommariva.
The computer code and data files made available on this web page are distributed under the MIT license
square_minimal_rule, a FORTRAN90 code which returns "almost minimal" quadrature rules, with exactness up to total degree 55, over the interior of the symmetric square in 2D, by Mattia Festa and Alvise Sommariva.