quadpack_test, a FORTRAN77 code which calls quadpack(), which estimates integrals using numerical quadrature, by Piessens, deDoncker-Kapenga, Ueberhuber, and Kahaner
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quadpack, a FORTRAN77 code which estimates integrals using numerical quadrature, by Piessens, deDoncker-Kapenga, Ueberhuber, and Kahaner