| author | wenzelm |
| Fri, 02 Oct 2009 22:15:08 +0200 | |
| changeset 32861 | 105f40051387 |
| parent 23510 | 4521fead5609 |
| child 39353 | 7f11d833d65b |
| permissions | -rw-r--r-- |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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(* ========================================================================= *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* THE ACTIVE SET OF CLAUSES *) |
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(* Copyright (c) 2002-2006 Joe Hurd, distributed under the BSD License *) |
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The Metis prover (slightly modified version from Larry);
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(* ========================================================================= *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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signature Active = |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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sig |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* A type of active clause sets. *) |
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028e39e5e8f3
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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type simplify = {subsume : bool, reduce : bool, rewrite : bool}
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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type parameters = |
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{clause : Clause.parameters,
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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prefactor : simplify, |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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postfactor : simplify} |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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type active |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* Basic operations. *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
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val default : parameters |
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val size : active -> int |
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val saturated : active -> Clause.clause list |
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028e39e5e8f3
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
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(* Create a new active clause set and initialize clauses. *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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val new : parameters -> Thm.thm list -> active * Clause.clause list |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* Add a clause into the active set and deduce all consequences. *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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val add : active -> Clause.clause -> active * Clause.clause list |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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(* Pretty printing. *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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(* ------------------------------------------------------------------------- *) |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
diff
changeset
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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parents:
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val pp : active Parser.pp |
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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028e39e5e8f3
The Metis prover (slightly modified version from Larry);
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changeset
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end |