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Lcube (#9858)

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Implemented the largest cube heuristic from Bromberger and Weidenbach's
paper on cubes. Also fixes an overflow bug in mzp.
Use vswhere to find the visual studio version on windows in the build's ymls.
---------

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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Lev Nachmanson 2026-06-14 16:25:21 -07:00 • committed by GitHub
parent 4bf4fbd48c
commit f508854fe5
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18 changed files with 620 additions and 24 deletions
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src/math/lp/lar_solver.h
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@ -205,7 +205,9 @@ public:
set_column_value(j, v);
}
lp_status maximize_term(unsigned j_or_term, impq& term_max);
// fix_int_cols: after maximizing try to move the integer columns to integer values;
// pass false to keep the optimal (possibly fractional) vertex intact, e.g., for the largest cube test
lp_status maximize_term(unsigned j_or_term, impq& term_max, bool fix_int_cols);
core_solver_pretty_printer<lp::mpq, lp::impq> pp(std::ostream& out) const;