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/****************************************************************************** |
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* Top contributors (to current version): |
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* Gereon Kremer, Andrew Reynolds, Tim King |
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* |
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* This file is part of the cvc5 project. |
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* |
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* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS |
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* in the top-level source directory and their institutional affiliations. |
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* All rights reserved. See the file COPYING in the top-level source |
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* directory for licensing information. |
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* **************************************************************************** |
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* |
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* Common data shared by multiple checks. |
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*/ |
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#ifndef CVC5__THEORY__ARITH__NL__EXT__SHARED_CHECK_DATA_H |
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#define CVC5__THEORY__ARITH__NL__EXT__SHARED_CHECK_DATA_H |
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#include <vector> |
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#include "expr/node.h" |
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#include "proof/proof_set.h" |
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#include "smt/env.h" |
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#include "theory/arith/nl/ext/monomial.h" |
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namespace cvc5 { |
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class CDProof; |
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namespace theory { |
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namespace arith { |
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class InferenceManager; |
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namespace nl { |
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class NlModel; |
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struct ExtState |
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{ |
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ExtState(InferenceManager& im, NlModel& model, Env& env); |
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void init(const std::vector<Node>& xts); |
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/** |
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* Checks whether proofs are enabled. |
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*/ |
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bool isProofEnabled() const; |
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/** |
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* Creates and returns a new LazyCDProof that can be used to prove some lemma. |
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*/ |
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CDProof* getProof(); |
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Node d_false; |
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Node d_true; |
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Node d_zero; |
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Node d_one; |
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Node d_neg_one; |
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/** The inference manager that we push conflicts and lemmas to. */ |
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InferenceManager& d_im; |
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/** Reference to the non-linear model object */ |
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NlModel& d_model; |
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/** Reference to the environment */ |
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Env& d_env; |
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/** |
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* A CDProofSet that hands out CDProof objects for lemmas. |
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*/ |
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std::unique_ptr<CDProofSet<CDProof>> d_proof; |
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// information about monomials |
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std::vector<Node> d_ms; |
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std::vector<Node> d_ms_vars; |
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std::vector<Node> d_mterms; |
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/** Context-independent database of monomial information */ |
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MonomialDb d_mdb; |
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// ( x*y, x*z, y ) for each pair of monomials ( x*y, x*z ) with common factors |
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std::map<Node, std::map<Node, Node> > d_mono_diff; |
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/** the set of monomials we should apply tangent planes to */ |
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std::unordered_set<Node> d_tplane_refine; |
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}; |
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} // namespace nl |
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} // namespace arith |
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} // namespace theory |
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} // namespace cvc5 |
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#endif |