**legendre_rule_fast_test**,
a C code which
calls legendre_rule_fast() to
implement a fast algorithm for the computation of the points and weights
of the Gauss-Legendre quadrature rule.

The computer code and data files described and made available on this web page are distributed under the MIT license

legendre_rule_fast, a C code which uses a fast algorithm to compute a Gauss-Legendre quadrature rule for estimating the integral of a function with density 1 over the interval [-1,+1].

- legendre_rule_fast_test.sh, runs all the tests.
- legendre_rule_fast_test.txt, the output file.

- leg_o15_r.txt, the region file.
- leg_o15_w.txt, the weight file.
- leg_o15_x.txt, the abscissa file.