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integrate ite-normalized derivatives

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-06-05 17:28:48 -07:00
parent 4dbf7b183d
commit 1b9fcc7098
4 changed files with 86 additions and 212 deletions
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9
src/smt/seq_regex.h
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@ -63,12 +63,17 @@ namespace smt {
expr_ref unroll_non_empty(expr* r, expr_mark& seen, unsigned depth);
bool unfold_cofactors(expr_ref& r, literal_vector& conds);
bool is_member(expr* r, expr* u);
expr_ref symmetric_diff(expr* r1, expr* r2);
void get_cofactors(expr* r, expr_ref_vector& conds, expr_ref_pair_vector& result);
void get_cofactors(expr* r, expr_ref_pair_vector& result) {
expr_ref_vector conds(m);
get_cofactors(r, conds, result);
}
public:
seq_regex(theory_seq& th);