12 December 2016 10:48:51 AM CLAUSEN_PRB: C++ version, Test the CLAUSEN library. CLAUSEN_TEST: CLAUSEN evaluates the Clausen function. Compare its results to tabulated data. Tabulated Computed X FX FX Diff 0.00195312 0.01413735288676058 0.01413735288676058 0 0.03125 0.1395546708198128 0.1395546708198128 0 -0.125 -0.3849573215657424 -0.3849573215657424 0 0.5 0.8483118777036792 0.8483118777036793 1e-16 1 1.013959132360768 1.013959132360768 0 -1.5 -0.9392185927540921 -0.9392185927540921 0 2 0.7271460508632792 0.7271460508632792 0 2.5 0.4335982032355328 0.4335982032355327 1e-16 -3 -0.09802620939130142 -0.09802620939130142 0 4 -0.5681439444298698 -0.5681439444298698 0 4.25 -0.7096970178444892 -0.7096970178444892 0 -5 0.9928201325469567 0.9928201325469568 1e-16 5.5 -0.9812774747744737 -0.9812774747744737 0 6 -0.6407826657017233 -0.6407826657017229 3e-16 8 0.8602796373323119 0.8602796373323118 1e-16 -10 0.3907164760868021 0.3907164760868023 2e-16 15 0.4757479392653919 0.4757479392653914 5e-16 20 1.010501448141288 1.010501448141288 0 -30 0.9633208904436308 0.963320890443631 2e-16 50 -0.6178269948192932 -0.6178269948192906 3e-15 CLAUSEN_PRB: Normal end of execution. 12 December 2016 10:48:51 AM