annulus_rule_test, a C++ code which calls annulus_rule() to compute a quadrature rule over the interior of the annulus in 2D, with center (XC,YC), inner radius R1 and outer radius R2.
The computer code and data files described and made available on this web page are distributed under the MIT license
annulus_rule, a C++ code which computes a quadrature rule for estimating integrals of a function over the interior of a circular annulus in 2D.