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add var_register

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fill the matrix A in hnf_cutter

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fill the matrix A in hnf_cutter

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

first steps of hnf cutter

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

handle generated cases in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

call hnf only for a full rank matrix

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

get (H reversed) * b

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

finding the cut row randomly, exiting if is not there

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

produce first cuts with hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

produce first cuts with hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

define by lp_settings if to avoid calling hnf_cutter when the solution is not on the boundary

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

revert to the previous version

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2018-05-17 15:59:38 -07:00
parent 3b5337823a
commit 82eb80de6d
17 changed files with 482 additions and 129 deletions
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31
src/util/lp/explanation.h Normal file
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/*++
Copyright (c) 2017 Microsoft Corporation
Module Name:
<name>
Abstract:
<abstract>
Author:
Nikolaj Bjorner (nbjorner)
Lev Nachmanson (levnach)
Revision History:
--*/
#pragma once
namespace lp {
struct explanation {
vector<std::pair<mpq, constraint_index>> m_explanation;
void push_justification(constraint_index j, const mpq& v) {
m_explanation.push_back(std::make_pair(v, j));
}
void push_justification(constraint_index j) {
m_explanation.push_back(std::make_pair(one_of_type<mpq>(), j));
}
};
}