[/ Copyright 2011 - 2020 John Maddock. Copyright 2013 - 2019 Paul A. Bristow. Copyright 2013 Christopher Kormanyos. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt). ] [section:realworld Floating-Point Real World Tests] These tests test the total time taken to execute all of Boost.Math's test cases for these functions. In each case the best performing library gets a relative score of 1, with the total execution time given in brackets. Times are shown for both single threaded runs and concurrent execution - the latter increases contension inside new/delete. [table Bessel Functions (50 digit precision) [[Type][Time][# Allocations]] [[cpp_bin_float_50][2.24409 (0.207745s)][399]] [[cpp_bin_float_50 (3 concurrent threads)][2.87977 (0.266594s)][463]] [[cpp_dec_float_50][4.56157 (0.422285s)][381]] [[cpp_dec_float_50 (3 concurrent threads)][5.66114 (0.524077s)][424]] [[mpf_float_50][1.03648 (0.0959515s)][640961]] [[mpf_float_50 (3 concurrent threads)][1.50439 (0.139268s)][2563517]] [[mpf_float_50 (no expression templates][1 (0.0925745s)][1019039]] [[mpf_float_50 (no expression templates (3 concurrent threads)][1.52451 (0.141131s)][4075842]] [[mpfr_float_50][1.2513 (0.115838s)][583054]] [[mpfr_float_50 (3 concurrent threads)][1.61301 (0.149324s)][2330876]] [[mpfr_float_50 (no expression templates][1.42667 (0.132073s)][999594]] [[mpfr_float_50 (no expression templates (3 concurrent threads)][2.00203 (0.185337s)][4000039]] [[static_mpfr_float_50][1.18358 (0.10957s)][22930]] [[static_mpfr_float_50 (3 concurrent threads)][1.38802 (0.128496s)][93140]] [[static_mpfr_float_50 (no expression templates)][1.14598 (0.106089s)][46861]] [[static_mpfr_float_50 (no expression templates) (3 concurrent threads)][1.24535 (0.115288s)][189227]] ] [table Non-central T Distribution (50 digit precision) [[Type][Time][# Allocations]] [[cpp_bin_float_50][2.38959 (38.5842s)][0]] [[cpp_bin_float_50 (3 concurrent threads)][3.50535 (56.6s)][28]] [[cpp_dec_float_50][4.82763 (77.9505s)][0]] [[mpf_float_50][1.06817 (17.2475s)][123749688]] [[mpf_float_50 (no expression templates][1 (16.1468s)][152610085]] [[mpfr_float_50][1.18754 (19.1749s)][118401290]] [[mpfr_float_50 (no expression templates][1.36782 (22.0858s)][152816346]] [[static_mpfr_float_50][1.04471 (16.8686s)][113395]] ] [table:platform Platform Details [[][Version]] [[Compiler][GNU C++ version 10.3.0]] [[GMP][6.2.0]] [[MPFR][262146]] [[Boost][107800]] [[Run date][Sep 30 2021]] ] [endsect]