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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [testsuite/] [tr1/] [5_numerical_facilities/] [special_functions/] [18_laguerre/] [check_value.cc] - Rev 424
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// 2007-02-04 Edward Smith-Rowland <3dw4rd@verizon.net> // // Copyright (C) 2007, 2009 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. // laguerre // Compare against values generated by the GNU Scientific Library. // The GSL can be found on the web: http://www.gnu.org/software/gsl/ #include <tr1/cmath> #if defined(__TEST_DEBUG) #include <iostream> #define VERIFY(A) \ if (!(A)) \ { \ std::cout << "line " << __LINE__ \ << " max_abs_frac = " << max_abs_frac \ << std::endl; \ } #else #include <testsuite_hooks.h> #endif #include "../testcase.h" // Test data for n=0. testcase_laguerre<double> data001[] = { { 1.0000000000000000, 0, 0.0000000000000000 }, { 1.0000000000000000, 0, 5.0000000000000000 }, { 1.0000000000000000, 0, 10.000000000000000 }, { 1.0000000000000000, 0, 15.000000000000000 }, { 1.0000000000000000, 0, 20.000000000000000 }, { 1.0000000000000000, 0, 25.000000000000000 }, { 1.0000000000000000, 0, 30.000000000000000 }, { 1.0000000000000000, 0, 35.000000000000000 }, { 1.0000000000000000, 0, 40.000000000000000 }, { 1.0000000000000000, 0, 45.000000000000000 }, { 1.0000000000000000, 0, 50.000000000000000 }, { 1.0000000000000000, 0, 55.000000000000000 }, { 1.0000000000000000, 0, 60.000000000000000 }, { 1.0000000000000000, 0, 65.000000000000000 }, { 1.0000000000000000, 0, 70.000000000000000 }, { 1.0000000000000000, 0, 75.000000000000000 }, { 1.0000000000000000, 0, 80.000000000000000 }, { 1.0000000000000000, 0, 85.000000000000000 }, { 1.0000000000000000, 0, 90.000000000000000 }, { 1.0000000000000000, 0, 95.000000000000000 }, { 1.0000000000000000, 0, 100.00000000000000 }, }; // Test function for n=0. template <typename Tp> void test001() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data001) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data001[i].n), Tp(data001[i].x)); const Tp f0 = data001[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(2.5000000000000020e-13)); } // Test data for n=1. testcase_laguerre<double> data002[] = { { 1.0000000000000000, 1, 0.0000000000000000 }, { -4.0000000000000000, 1, 5.0000000000000000 }, { -9.0000000000000000, 1, 10.000000000000000 }, { -14.000000000000000, 1, 15.000000000000000 }, { -19.000000000000000, 1, 20.000000000000000 }, { -24.000000000000000, 1, 25.000000000000000 }, { -29.000000000000000, 1, 30.000000000000000 }, { -34.000000000000000, 1, 35.000000000000000 }, { -39.000000000000000, 1, 40.000000000000000 }, { -44.000000000000000, 1, 45.000000000000000 }, { -49.000000000000000, 1, 50.000000000000000 }, { -54.000000000000000, 1, 55.000000000000000 }, { -59.000000000000000, 1, 60.000000000000000 }, { -64.000000000000000, 1, 65.000000000000000 }, { -69.000000000000000, 1, 70.000000000000000 }, { -74.000000000000000, 1, 75.000000000000000 }, { -79.000000000000000, 1, 80.000000000000000 }, { -84.000000000000000, 1, 85.000000000000000 }, { -89.000000000000000, 1, 90.000000000000000 }, { -94.000000000000000, 1, 95.000000000000000 }, { -99.000000000000000, 1, 100.00000000000000 }, }; // Test function for n=1. template <typename Tp> void test002() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data002) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data002[i].n), Tp(data002[i].x)); const Tp f0 = data002[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(2.5000000000000020e-13)); } // Test data for n=2. testcase_laguerre<double> data003[] = { { 1.0000000000000000, 2, 0.0000000000000000 }, { 3.5000000000000000, 2, 5.0000000000000000 }, { 31.000000000000000, 2, 10.000000000000000 }, { 83.500000000000000, 2, 15.000000000000000 }, { 161.00000000000000, 2, 20.000000000000000 }, { 263.50000000000000, 2, 25.000000000000000 }, { 391.00000000000000, 2, 30.000000000000000 }, { 543.50000000000000, 2, 35.000000000000000 }, { 721.00000000000000, 2, 40.000000000000000 }, { 923.50000000000000, 2, 45.000000000000000 }, { 1151.0000000000000, 2, 50.000000000000000 }, { 1403.5000000000000, 2, 55.000000000000000 }, { 1681.0000000000000, 2, 60.000000000000000 }, { 1983.5000000000000, 2, 65.000000000000000 }, { 2311.0000000000000, 2, 70.000000000000000 }, { 2663.5000000000000, 2, 75.000000000000000 }, { 3041.0000000000000, 2, 80.000000000000000 }, { 3443.5000000000000, 2, 85.000000000000000 }, { 3871.0000000000000, 2, 90.000000000000000 }, { 4323.5000000000000, 2, 95.000000000000000 }, { 4801.0000000000000, 2, 100.00000000000000 }, }; // Test function for n=2. template <typename Tp> void test003() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data003) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data003[i].n), Tp(data003[i].x)); const Tp f0 = data003[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(2.5000000000000020e-13)); } // Test data for n=5. testcase_laguerre<double> data004[] = { { 1.0000000000000000, 5, 0.0000000000000000 }, { -3.1666666666666665, 5, 5.0000000000000000 }, { 34.333333333333329, 5, 10.000000000000000 }, { -355.25000000000000, 5, 15.000000000000000 }, { -4765.6666666666670, 5, 20.000000000000000 }, { -23040.666666666664, 5, 25.000000000000000 }, { -74399.000000000000, 5, 30.000000000000000 }, { -190559.41666666663, 5, 35.000000000000000 }, { -418865.66666666663, 5, 40.000000000000000 }, { -825411.50000000000, 5, 45.000000000000000 }, { -1498165.6666666665, 5, 50.000000000000000 }, { -2550096.9166666670, 5, 55.000000000000000 }, { -4122299.0000000000, 5, 60.000000000000000 }, { -6387115.6666666670, 5, 65.000000000000000 }, { -9551265.6666666679, 5, 70.000000000000000 }, { -13858967.750000000, 5, 75.000000000000000 }, { -19595065.666666664, 5, 80.000000000000000 }, { -27088153.166666668, 5, 85.000000000000000 }, { -36713699.000000000, 5, 90.000000000000000 }, { -48897171.916666657, 5, 95.000000000000000 }, { -64117165.666666664, 5, 100.00000000000000 }, }; // Test function for n=5. template <typename Tp> void test004() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data004) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data004[i].n), Tp(data004[i].x)); const Tp f0 = data004[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(2.5000000000000020e-13)); } // Test data for n=10. testcase_laguerre<double> data005[] = { { 1.0000000000000000, 10, 0.0000000000000000 }, { 1.7562761794532620, 10, 5.0000000000000000 }, { 27.984126984126981, 10, 10.000000000000000 }, { -237.51841517857147, 10, 15.000000000000000 }, { 3227.8077601410932, 10, 20.000000000000000 }, { -45786.199797453693, 10, 25.000000000000000 }, { 15129.571428571489, 10, 30.000000000000000 }, { 7764800.8179494590, 10, 35.000000000000000 }, { 79724066.608465582, 10, 40.000000000000000 }, { 469865425.65122765, 10, 45.000000000000000 }, { 2037190065.3738980, 10, 50.000000000000000 }, { 7187828002.9825764, 10, 55.000000000000000 }, { 21804200401.000000, 10, 60.000000000000000 }, { 58854343015.616211, 10, 65.000000000000000 }, { 144688291819.51855, 10, 70.000000000000000 }, { 329425241736.70038, 10, 75.000000000000000 }, { 703324772760.08276, 10, 80.000000000000000 }, { 1421627560118.6157, 10, 85.000000000000000 }, { 2741055412243.8569, 10, 90.000000000000000 }, { 5071986977681.8652, 10, 95.000000000000000 }, { 9051283795429.5723, 10, 100.00000000000000 }, }; // Test function for n=10. template <typename Tp> void test005() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data005) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data005[i].n), Tp(data005[i].x)); const Tp f0 = data005[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(5.0000000000000039e-13)); } // Test data for n=20. testcase_laguerre<double> data006[] = { { 1.0000000000000000, 20, 0.0000000000000000 }, { 2.0202257444769129, 20, 5.0000000000000000 }, { -11.961333867812119, 20, 10.000000000000000 }, { -50.151037960139455, 20, 15.000000000000000 }, { 2829.4728613531738, 20, 20.000000000000000 }, { -11583.947899113535, 20, 25.000000000000000 }, { -18439.424502520938, 20, 30.000000000000000 }, { -38838.223606979467, 20, 35.000000000000000 }, { 24799805.877530701, 20, 40.000000000000000 }, { -673953823.59913290, 20, 45.000000000000000 }, { 7551960453.7672529, 20, 50.000000000000000 }, { 31286508510.614754, 20, 55.000000000000000 }, { -1379223608444.9155, 20, 60.000000000000000 }, { -6692517968212.9727, 20, 65.000000000000000 }, { 165423821874449.94, 20, 70.000000000000000 }, { 3082390018008546.5, 20, 75.000000000000000 }, { 29500368536981676., 20, 80.000000000000000 }, { 2.0353526354974186e+17, 20, 85.000000000000000 }, { 1.1292309514432899e+18, 20, 90.000000000000000 }, { 5.3239262855563100e+18, 20, 95.000000000000000 }, { 2.2061882785931735e+19, 20, 100.00000000000000 }, }; // Test function for n=20. template <typename Tp> void test006() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data006) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data006[i].n), Tp(data006[i].x)); const Tp f0 = data006[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(1.0000000000000008e-12)); } // Test data for n=50. testcase_laguerre<double> data007[] = { { 1.0000000000000000, 50, 0.0000000000000000 }, { 1.4735258819430563, 50, 5.0000000000000000 }, { 17.534183446338233, 50, 10.000000000000000 }, { -195.62436619077388, 50, 15.000000000000000 }, { 980.26961889790766, 50, 20.000000000000000 }, { 24812.277673870871, 50, 25.000000000000000 }, { 293000.50735962350, 50, 30.000000000000000 }, { 2316195.5013375296, 50, 35.000000000000000 }, { -14896937.968694847, 50, 40.000000000000000 }, { -502066598.00813466, 50, 45.000000000000000 }, { 2513677852.6916885, 50, 50.000000000000000 }, { 45129675503.538948, 50, 55.000000000000000 }, { -883876565337.99207, 50, 60.000000000000000 }, { 9361319947203.8379, 50, 65.000000000000000 }, { -80967880733583.219, 50, 70.000000000000000 }, { 717391079438942.88, 50, 75.000000000000000 }, { -8217471769564850.0, 50, 80.000000000000000 }, { 1.2595276229009984e+17, 50, 85.000000000000000 }, { -2.1140031308048906e+18, 50, 90.000000000000000 }, { 3.2438187475835138e+19, 50, 95.000000000000000 }, { -3.9710103487094673e+20, 50, 100.00000000000000 }, }; // Test function for n=50. template <typename Tp> void test007() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data007) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data007[i].n), Tp(data007[i].x)); const Tp f0 = data007[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(2.5000000000000020e-13)); } // Test data for n=100. testcase_laguerre<double> data008[] = { { 1.0000000000000000, 100, 0.0000000000000000 }, { 1.4555271625328832, 100, 5.0000000000000000 }, { 13.277662844303402, 100, 10.000000000000000 }, { 91.737038454342013, 100, 15.000000000000000 }, { 1854.0367283243393, 100, 20.000000000000000 }, { -11281.698886837237, 100, 25.000000000000000 }, { 170141.86987046539, 100, 30.000000000000000 }, { -2950092.7025822792, 100, 35.000000000000000 }, { -7272442.3156007063, 100, 40.000000000000000 }, { 295697471.90876174, 100, 45.000000000000000 }, { 4847420871.2690468, 100, 50.000000000000000 }, { 59406998102.392273, 100, 55.000000000000000 }, { 693492765740.29736, 100, 60.000000000000000 }, { 6606192010150.3096, 100, 65.000000000000000 }, { 17125518672239.707, 100, 70.000000000000000 }, { -870493767065151.38, 100, 75.000000000000000 }, { -13763178176383754., 100, 80.000000000000000 }, { 30667078414479724., 100, 85.000000000000000 }, { 2.1307220490380198e+18, 100, 90.000000000000000 }, { -7.2706523009007862e+18, 100, 95.000000000000000 }, { -2.6292260693068920e+20, 100, 100.00000000000000 }, }; // Test function for n=100. template <typename Tp> void test008() { const Tp eps = std::numeric_limits<Tp>::epsilon(); Tp max_abs_diff = -Tp(1); Tp max_abs_frac = -Tp(1); unsigned int num_datum = sizeof(data008) / sizeof(testcase_laguerre<double>); for (unsigned int i = 0; i < num_datum; ++i) { const Tp f = std::tr1::laguerre(Tp(data008[i].n), Tp(data008[i].x)); const Tp f0 = data008[i].f0; const Tp diff = f - f0; if (std::abs(diff) > max_abs_diff) max_abs_diff = std::abs(diff); if (std::abs(f0) > Tp(10) * eps && std::abs(f) > Tp(10) * eps) { const Tp frac = diff / f0; if (std::abs(frac) > max_abs_frac) max_abs_frac = std::abs(frac); } } VERIFY(max_abs_frac < Tp(2.5000000000000020e-13)); } int main(int, char**) { test001<double>(); test002<double>(); test003<double>(); test004<double>(); test005<double>(); test006<double>(); test007<double>(); test008<double>(); return 0; }
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