1 /** @file time_lw_O.cpp
3 * Test O1 from the paper "Comparison of Polynomial-Oriented CAS" by Robert H.
4 * Lewis and Michael Wester. */
7 * GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
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14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
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21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 static unsigned test1(void)
28 symbol a1("a1"), a2("a2"), a3("a3"), a4("a4"), a5("a5"), a6("a6");
29 symbol b1("b1"), b2("b2"), b3("b3"), b4("b4"), b5("b5"), b6("b6");
30 symbol c1("c1"), c2("c2"), c3("c3"), c4("c4"), c5("c5"), c6("c6");
32 {a6, a5, a4, a3, a2, a1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
33 {0, 0, a6, 0, a5, a4, 0, a3, a2, a1, 0, 0, 0, 0, 0 },
34 {0, a6, 0, a5, a4, 0, a3, a2, a1, 0, 0, 0, 0, 0, 0 },
35 {0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1, 0, 0 },
36 {0, 0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1, 0 },
37 {0, 0, 0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1},
38 {0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1, 0, 0 },
39 {0, 0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1, 0 },
40 {0, b6, 0, b5, b4, 0, b3, b2, b1, 0, 0, 0, 0, 0, 0 },
41 {0, 0, b6, 0, b5, b4, 0, b3, b2, b1, 0, 0, 0, 0, 0 },
42 {0, 0, 0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1},
43 {0, 0, 0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1},
44 {0, 0, c6, 0, c5, c4, 0, c3, c2, c1, 0, 0, 0, 0, 0 },
45 {0, c6, 0, c5, c4, 0, c3, c2, c1, 0, 0, 0, 0, 0, 0 },
46 {0, 0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1, 0 }
49 {b6, b5, b4, b3, b2, b1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
50 {0, 0, b6, 0, b5, b4, 0, b3, b2, b1, 0, 0, 0, 0, 0 },
51 {0, b6, 0, b5, b4, 0, b3, b2, b1, 0, 0, 0, 0, 0, 0 },
52 {0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1, 0, 0 },
53 {0, 0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1, 0 },
54 {0, 0, 0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1},
55 {0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1, 0, 0 },
56 {0, 0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1, 0 },
57 {0, c6, 0, c5, c4, 0, c3, c2, c1, 0, 0, 0, 0, 0, 0 },
58 {0, 0, c6, 0, c5, c4, 0, c3, c2, c1, 0, 0, 0, 0, 0 },
59 {0, 0, 0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1},
60 {0, 0, 0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1},
61 {0, 0, a6, 0, a5, a4, 0, a3, a2, a1, 0, 0, 0, 0, 0 },
62 {0, a6, 0, a5, a4, 0, a3, a2, a1, 0, 0, 0, 0, 0, 0 },
63 {0, 0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1, 0 }
66 {c6, c5, c4, c3, c2, c1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
67 {0, 0, c6, 0, c5, c4, 0, c3, c2, c1, 0, 0, 0, 0, 0 },
68 {0, c6, 0, c5, c4, 0, c3, c2, c1, 0, 0, 0, 0, 0, 0 },
69 {0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1, 0, 0 },
70 {0, 0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1, 0 },
71 {0, 0, 0, 0, 0, c6, 0, 0, c5, c4, 0, 0, c3, c2, c1},
72 {0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1, 0, 0 },
73 {0, 0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1, 0 },
74 {0, a6, 0, a5, a4, 0, a3, a2, a1, 0, 0, 0, 0, 0, 0 },
75 {0, 0, a6, 0, a5, a4, 0, a3, a2, a1, 0, 0, 0, 0, 0 },
76 {0, 0, 0, 0, 0, a6, 0, 0, a5, a4, 0, 0, a3, a2, a1},
77 {0, 0, 0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1},
78 {0, 0, b6, 0, b5, b4, 0, b3, b2, b1, 0, 0, 0, 0, 0 },
79 {0, b6, 0, b5, b4, 0, b3, b2, b1, 0, 0, 0, 0, 0, 0 },
80 {0, 0, 0, 0, b6, 0, 0, b5, b4, 0, 0, b3, b2, b1, 0 }
82 matrix d1(15,15), d2(15,15), d3(15,15);
83 for (unsigned r=0; r<15; ++r) {
84 for (unsigned c=0; c<15; ++c) {
90 unsigned nops1 = nops(d1.determinant()); cout << '.' << flush;
91 unsigned nops2 = nops(d2.determinant()); cout << '.' << flush;
92 unsigned nops3 = nops(d3.determinant()); cout << '.' << flush;
94 if ((nops1 != 37490) || (nops2 != 37490) || (nops3 != 37490)) {
95 clog << "Determinants were miscalculated" << endl;
101 unsigned time_lw_O(void)
108 cout << "timing Lewis-Wester test O1 (three 15x15 dets)" << flush;
109 clog << "-------Lewis-Wester test O1 (three 15x15 dets)" << endl;
112 // correct for very small times:
116 } while ((time=rolex.read())<0.1 && !result);
120 clog << "(no output)" << endl;
124 cout << int(1000*(time/(3*count)))*0.001 << "s (average)" << endl;