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Add clean_denominators procedure

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2013-01-12 15:45:43 -08:00
parent d60f2db116
commit 1d761ea9a5
3 changed files with 373 additions and 28 deletions
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23
src/test/rcf.cpp
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@ -135,15 +135,36 @@ static void tst_lin_indep(unsigned m, unsigned n, int _A[], unsigned ex_sz, unsi
A.set(i, j, _A[i*n + j]);
unsigned_vector r;
r.resize(A.n());
mm.linear_independent_rows(A, r.c_ptr());
scoped_mpz_matrix B(mm);
mm.linear_independent_rows(A, r.c_ptr(), B);
SASSERT(r.size() == ex_sz);
for (unsigned i = 0; i < ex_sz; i++) {
SASSERT(r[i] == ex_r[i]);
}
}
static void tst_denominators() {
unsynch_mpq_manager qm;
rcmanager m(qm);
scoped_rcnumeral a(m);
scoped_rcnumeral t(m);
scoped_rcnumeral eps(m);
m.mk_pi(a);
m.inv(a);
m.mk_infinitesimal("eps", eps);
t = (a - eps*2) / (a*eps + 1);
// t = t + a * 2;
scoped_rcnumeral n(m), d(m);
std::cout << t << "\n";
m.clean_denominators(t, n, d);
std::cout << "---->\n" << n << "\n" << d << "\n";
}
void tst_rcf() {
enable_trace("rcf_clean");
enable_trace("rcf_clean_bug");
tst_denominators();
return;
tst1();
tst2();
{ int A[] = {0, 1, 1, 1, 0, 1, 1, 1, -1}; int c[] = {10, 4, -4}; int b[] = {-2, 4, 6}; tst_solve(3, A, b, c, true); }