text: /***************************************************************************************[Constants.h]
   Glucose -- Copyright (c) 2009-2014, Gilles Audemard, Laurent Simon
                                  CRIL - Univ. Artois, France
                                  LRI  - Univ. Paris Sud, France (2009-2013)
                                  Labri - Univ. Bordeaux, France
  
   Syrup (Glucose Parallel) -- Copyright (c) 2013-2014, Gilles Audemard, Laurent Simon
                                  CRIL - Univ. Artois, France
                                  Labri - Univ. Bordeaux, France
  
   GpuShareSat -- Copyright (c) 2020, Nicolas Prevot
  
  Glucose sources are based on MiniSat (see below MiniSat copyrights). Permissions and copyrights of
  Glucose (sources until 2013, Glucose 3.0, single core) are exactly the same as Minisat on which it 
  is based on. (see below).
  
  Glucose-Syrup sources are based on another copyright. Permissions and copyrights for the parallel
  version of Glucose-Syrup (the "Software") are granted, free of charge, to deal with the Software
  without restriction, including the rights to use, copy, modify, merge, publish, distribute,
  sublicence, and/or sell copies of the Software, and to permit persons to whom the Software is 
  furnished to do so, subject to the following conditions:
  
  - The above and below copyrights notices and this permission notice shall be included in all
  copies or substantial portions of the Software;
  - The parallel version of Glucose (all files modified since Glucose 3.0 releases, 2013) cannot
  be used in any competitive event (sat competitions/evaluations) without the express permission of 
  the authors (Gilles Audemard / Laurent Simon). This is also the case for any competitive event
  using Glucose Parallel as an embedded SAT engine (single core or not).
  
  
  --------------- Original Minisat Copyrights
  
  Copyright (c) 2003-2006, Niklas Een, Niklas Sorensson
  Copyright (c) 2007-2010, Niklas Sorensson
  
  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
  associated documentation files (the "Software"), to deal in the Software without restriction,
  including without limitation the rights to use, copy, modify, merge, publish, distribute,
  sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
  
  The above copyright notice and this permission notice shall be included in all copies or
  substantial portions of the Software.
  
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
  NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
  OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   **************************************************************************************************/
  
  #define DYNAMICNBLEVEL
  #define CONSTANTREMOVECLAUSE
  
  // Constants for clauses reductions
  #define RATIOREMOVECLAUSES 2
  
  
  // Constants for restarts
  #define LOWER_BOUND_FOR_BLOCKING_RESTART 10000
  
  
  