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Example 1 with BooleanSimplifier

use of com.sri.ai.grinder.sgdpllt.library.boole.BooleanSimplifier in project aic-expresso by aic-sri-international.

the class SetDNFRewriter method createBaseRewriter.

private static Rewriter createBaseRewriter() {
    // Original Rewriters		
    TopRewriter topRewriter = new DefaultTopRewriter(new IntensionalUnionToUnionsOfIntensionalSetsOfBaseTypeTopRewriter(), // NOTE: added to simplify expressions like `if true then { (2, 2) } else {  }', which are common in this setup
    new BooleanSimplifier(), new UnionEmptySetTopRewriter(), new IntersectionEmptySetTopRewriter(), new IntensionalSetToConditionalTopRewriter(), new IntersectionIntensionalSetsTopRewriter(), new IntersectionExtensionalSetTopRewriter(), new DistributeIntersectionOverUnionTopRewriter());
    // Rewriters based on UAI 2017 Paper
    //		TopRewriter topRewriter = new DefaultTopRewriter(
    //			new TupleEqualityTopRewriter(),                               // Rule 1		
    //			new ElementOfExtensionalSetTopRewriter(),                     // Rule 2
    //			new ElementOfIntensionalUnionTopRewriter(),                   // Rule 3
    //			new IntensionalUnionEqualToEmptySetTopRewriter(),             // Rule 4
    //			new IntersectionEmptySetTopRewriter(),                        // Rule 5			
    //			new UnionEmptySetTopRewriter(),                               // Rule 6			
    //			new SetIntersectExtensionalSetEqualToEmptySetTopRewriter(),   // Rule 7
    //			new IntensionalUnionIntersectionEqualToEmptySetTopRewriter(), // Rule 8
    //			new DistributeIntersectionOverUnionTopRewriter(),             // Rule 9
    //			new UnionOfSetsEqualEmptySetTopRewriter(),                    // Rule 10
    //			new ExtensionalSetEqualEmptySetTopRewriter(),                 // Rule 11
    //			new BooleanSimplifier() // NOTE: added to simplify expressions like `if true then { (2, 2) } else {  }', which are common in this setup
    //			);		
    Rewriter literalExternalizer = new LiteralRewriter(new Recursive(new Exhaustive(topRewriter)));
    Rewriter result = new Exhaustive(new FirstOf(topRewriter, literalExternalizer));
    return result;
}
Also used : DefaultTopRewriter(com.sri.ai.grinder.sgdpllt.rewriter.core.DefaultTopRewriter) Exhaustive(com.sri.ai.grinder.sgdpllt.rewriter.core.Exhaustive) DefaultTopRewriter(com.sri.ai.grinder.sgdpllt.rewriter.core.DefaultTopRewriter) TupleEqualityTopRewriter(com.sri.ai.grinder.sgdpllt.theory.tuple.rewriter.TupleEqualityTopRewriter) TopRewriter(com.sri.ai.grinder.sgdpllt.rewriter.api.TopRewriter) BooleanSimplifier(com.sri.ai.grinder.sgdpllt.library.boole.BooleanSimplifier) LiteralRewriter(com.sri.ai.grinder.sgdpllt.library.boole.LiteralRewriter) Rewriter(com.sri.ai.grinder.sgdpllt.rewriter.api.Rewriter) LiteralRewriter(com.sri.ai.grinder.sgdpllt.library.boole.LiteralRewriter) DefaultTopRewriter(com.sri.ai.grinder.sgdpllt.rewriter.core.DefaultTopRewriter) TupleEqualityTopRewriter(com.sri.ai.grinder.sgdpllt.theory.tuple.rewriter.TupleEqualityTopRewriter) TopRewriter(com.sri.ai.grinder.sgdpllt.rewriter.api.TopRewriter) FirstOf(com.sri.ai.grinder.sgdpllt.rewriter.core.FirstOf) Recursive(com.sri.ai.grinder.sgdpllt.rewriter.core.Recursive)

Aggregations

BooleanSimplifier (com.sri.ai.grinder.sgdpllt.library.boole.BooleanSimplifier)1 LiteralRewriter (com.sri.ai.grinder.sgdpllt.library.boole.LiteralRewriter)1 Rewriter (com.sri.ai.grinder.sgdpllt.rewriter.api.Rewriter)1 TopRewriter (com.sri.ai.grinder.sgdpllt.rewriter.api.TopRewriter)1 DefaultTopRewriter (com.sri.ai.grinder.sgdpllt.rewriter.core.DefaultTopRewriter)1 Exhaustive (com.sri.ai.grinder.sgdpllt.rewriter.core.Exhaustive)1 FirstOf (com.sri.ai.grinder.sgdpllt.rewriter.core.FirstOf)1 Recursive (com.sri.ai.grinder.sgdpllt.rewriter.core.Recursive)1 TupleEqualityTopRewriter (com.sri.ai.grinder.sgdpllt.theory.tuple.rewriter.TupleEqualityTopRewriter)1