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move out sign

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-01-19 09:34:22 -06:00
parent 89c91765f6
commit d3b105f9f8
15 changed files with 176 additions and 168 deletions
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7
src/math/polynomial/polynomial.h
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@ -30,6 +30,7 @@ Notes:
#include "util/mpbqi.h"
#include "util/rlimit.h"
#include "util/lbool.h"
#include "util/sign.h"
class small_object_allocator;
@ -44,12 +45,6 @@ namespace polynomial {
typedef svector<var> var_vector;
class monomial;
typedef enum { sign_neg = -1, sign_zero = 0, sign_pos = 1} sign;
inline sign operator-(sign s) { switch (s) { case sign_neg: return sign_pos; case sign_pos: return sign_neg; default: return sign_zero; } };
inline sign to_sign(int s) { return s == 0 ? sign_zero : (s > 0 ? sign_pos : sign_neg); }
inline sign operator*(sign a, sign b) { return to_sign((int)a * (int)b); }
inline bool is_zero(sign s) { return s == sign_zero; }
int lex_compare(monomial const * m1, monomial const * m2);
int lex_compare2(monomial const * m1, monomial const * m2, var min_var);
int graded_lex_compare(monomial const * m1, monomial const * m2);