index 1bae9c88fa4ac50104ea003ff9e18d3bcfc9e522..728b1286b8e420bcde659123817c856f782bb8eb 100644 (file)
@@ -4,7 +4,7 @@
*  Lewis and Michael Wester. */

/*
- *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2002 Johannes Gutenberg University Mainz, Germany
*
*  This program is free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
@@ -28,11 +28,11 @@ static unsigned test(void)
symbol x("x");
symbol y("y");
symbol z("z");
-
+
ex p = expand(pow(7*y*pow(x*z,2)-3*x*y*z+11*(x+1)*pow(y,2)+5*z+1,4)
-                                 *pow(3*x-7*y+2*z-3,5));
+                     *pow(3*x-7*y+2*z-3,5));
ex q = expand(pow(7*y*pow(x*z,2)-3*x*y*z+11*(x+1)*pow(y,2)+5*z+1,3)
-                                 *pow(3*x-7*y+2*z+3,6));
+                     *pow(3*x-7*y+2*z+3,6));
ex result = gcd(p,q);
if (result.expand()!=expand(pow(7*y*pow(x*z,2)-3*x*y*z+11*(x+1)*pow(y,2)+5*z+1,3))) {
clog << "gcd(expand((7*y*x^2*z^2-3*x*y*z+11*(x+1)*y^2+5*z+1)^4*(3*x-7*y+2*z-3)^5),expand((7*y*x^2*z^2-3*x*y*z+11*(x+1)*y^2+5*z+1)^3*(3*x-7*y+2*z+3)^6)) erroneously returned " << result << endl;
@@ -49,7 +49,7 @@ unsigned time_lw_G(void)
double time = .0;

cout << "timing Lewis-Wester test G (gcd of 3-var polys)" << flush;
-       clog << "-------Lewis-Wester test G (gcd of 3-var polys)" << endl;
+       clog << "-------Lewis-Wester test G (gcd of 3-var polys):" << endl;

rolex.start();
// correct for very small times: