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Example 11 with DifferenceArithmeticTheory

use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.

the class IntensionalSetToConditionalSimplifierTest method setUp.

@Before
public void setUp() {
    context = new TrueContext(new CompoundTheory(new DifferenceArithmeticTheory(false, false), new TupleTheory()));
    IntegerInterval nType = new IntegerInterval(1, 10);
    context = (Context) GrinderUtil.extendRegistryWith(map("N", nType.toString()), Arrays.asList(nType), context);
    simplifier = new IntensionalSetToConditionalSimplifier();
}
Also used : DifferenceArithmeticTheory(com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory) IntegerInterval(com.sri.ai.expresso.type.IntegerInterval) IntensionalSetToConditionalSimplifier(com.sri.ai.grinder.library.set.invsupport.IntensionalSetToConditionalSimplifier) CompoundTheory(com.sri.ai.grinder.theory.compound.CompoundTheory) TrueContext(com.sri.ai.grinder.core.TrueContext) TupleTheory(com.sri.ai.grinder.theory.tuple.TupleTheory) Before(org.junit.Before)

Example 12 with DifferenceArithmeticTheory

use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.

the class IntersectionExtensionalSetSimplifierTest method setUp.

@Before
public void setUp() {
    context = new TrueContext(new CompoundTheory(new DifferenceArithmeticTheory(false, false), new TupleTheory()));
    IntegerInterval intType = new IntegerInterval(1, 10);
    context = (Context) GrinderUtil.extendRegistryWith(map("M", intType.toString(), "N", intType.toString()), Arrays.asList(intType), context);
    simplifier = new IntersectionExtensionalSetSimplifier();
}
Also used : IntersectionExtensionalSetSimplifier(com.sri.ai.grinder.library.set.invsupport.IntersectionExtensionalSetSimplifier) DifferenceArithmeticTheory(com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory) IntegerInterval(com.sri.ai.expresso.type.IntegerInterval) CompoundTheory(com.sri.ai.grinder.theory.compound.CompoundTheory) TrueContext(com.sri.ai.grinder.core.TrueContext) TupleTheory(com.sri.ai.grinder.theory.tuple.TupleTheory) Before(org.junit.Before)

Example 13 with DifferenceArithmeticTheory

use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.

the class IntersectionIntensionalSetsSimplifierTest method setUp.

@Before
public void setUp() {
    context = new TrueContext(new CompoundTheory(new DifferenceArithmeticTheory(false, false), new TupleTheory()));
    IntegerInterval nType = new IntegerInterval(1, 10);
    context = (Context) GrinderUtil.extendRegistryWith(map("N", nType.toString()), Arrays.asList(nType), context);
    simplifier = new IntersectionIntensionalSetsSimplifier();
}
Also used : DifferenceArithmeticTheory(com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory) IntegerInterval(com.sri.ai.expresso.type.IntegerInterval) IntersectionIntensionalSetsSimplifier(com.sri.ai.grinder.library.set.invsupport.IntersectionIntensionalSetsSimplifier) CompoundTheory(com.sri.ai.grinder.theory.compound.CompoundTheory) TrueContext(com.sri.ai.grinder.core.TrueContext) TupleTheory(com.sri.ai.grinder.theory.tuple.TupleTheory) Before(org.junit.Before)

Example 14 with DifferenceArithmeticTheory

use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.

the class ExhaustiveTest method runTest.

private void runTest(Rewriter rewriter, Expression initial, Expression expected, Map<Expression, Expression> symbolsAndTypes) {
    CompoundTheory theory = new CompoundTheory(new PropositionalTheory(), new DifferenceArithmeticTheory(false, true));
    Context context = new TrueContext(theory);
    context = context.makeCloneWithAdditionalRegisteredSymbolsAndTypes(symbolsAndTypes);
    Rewriter exhaustive = new Exhaustive(rewriter);
    Expression solution = exhaustive.apply(initial, context);
    System.out.println("Solution: " + solution);
    assertEquals(expected, solution);
}
Also used : TrueContext(com.sri.ai.grinder.core.TrueContext) Context(com.sri.ai.grinder.api.Context) Expression(com.sri.ai.expresso.api.Expression) Exhaustive(com.sri.ai.grinder.rewriter.core.Exhaustive) DifferenceArithmeticTheory(com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory) Rewriter(com.sri.ai.grinder.rewriter.api.Rewriter) PropositionalTheory(com.sri.ai.grinder.theory.propositional.PropositionalTheory) CompoundTheory(com.sri.ai.grinder.theory.compound.CompoundTheory) TrueContext(com.sri.ai.grinder.core.TrueContext)

Example 15 with DifferenceArithmeticTheory

use of com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory in project aic-expresso by aic-sri-international.

the class EvaluationTest method testEvaluationOfQuantifiersOverFunctions.

@Test
public void testEvaluationOfQuantifiersOverFunctions() {
    TheoryTestingSupport theoryTestingSupport = TheoryTestingSupport.make(makeRandom(), new CompoundTheory(new EqualityTheory(false, true), new DifferenceArithmeticTheory(false, true), new PropositionalTheory(), new BruteForceFunctionTheory()));
    Map<String, Type> variablesAndTypes = new LinkedHashMap<>(theoryTestingSupport.getVariableNamesAndTypesForTesting());
    Type booleanType = variablesAndTypes.get("P");
    variablesAndTypes.put("S", booleanType);
    variablesAndTypes.put("T", booleanType);
    variablesAndTypes.put("U", booleanType);
    theoryTestingSupport.setVariableNamesAndTypesForTesting(variablesAndTypes);
    Context context = theoryTestingSupport.makeContextWithTestingInformation();
    String expressionString;
    Expression expected;
    expressionString = "sum( {{ (on f in 0..2 -> Boolean)  if f(0) and f(1) then 2 else 3  :  f(2) }} )";
    // 2+3+3+3
    expected = parse("11");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in 1..2 -> Boolean, g in 1..2 -> Boolean)  if f(1) and g(2) then 2 else 3  :  f(2) }} )";
    expected = parse("22");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in 1..2 -> Boolean, g in 1..2 -> Boolean)  if f(1) and g(2) then 2 else 3 }} )";
    expected = parse("44");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in 1..2 -> Boolean, g in 1..2 -> Boolean)  if f(1) then 2 else 3 }} )";
    expected = parse("40");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in 1..2 -> Boolean)  if f(1) then 2 else 3 }} )";
    expected = parse("10");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in 1..2 -> 1..2)  if f(1) = 1 then 2 else 3 }} )";
    expected = parse("10");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in 1..2 -> 1..2)  f(1) }} )";
    expected = parse("6");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in '->'(1..2))  f() }} )";
    expected = parse("3");
    runTest(expressionString, expected, context);
    expressionString = "sum({{ (on f in '->'(1..2))  f }} )";
    expected = parse("(lambda : 1) + (lambda : 2)");
    runTest(expressionString, expected, context);
    expressionString = "product( {{ (on f in 0..2 -> Boolean)  if f(0) and f(1) then 2 else 3  :  f(2) }} )";
    // 2*3*3*3
    expected = parse("54");
    runTest(expressionString, expected, context);
    expressionString = "max( {{ (on f in 0..2 -> Boolean)  if f(0) and f(1) then 2 else 3  :  f(2) }} )";
    expected = parse("3");
    runTest(expressionString, expected, context);
    expressionString = "| f in 0..2 -> Boolean : f(0) |";
    expected = parse("4");
    runTest(expressionString, expected, context);
    expressionString = "| f in 0..2 -> Boolean : f(0) |";
    expected = parse("4");
    runTest(expressionString, expected, context);
    expressionString = "| f in 0..2 -> Boolean : f(0) |";
    expected = parse("4");
    runTest(expressionString, expected, context);
    expressionString = "| f in x(0..2, 0..2) -> Boolean : f(0, 0) |";
    expected = parse("256");
    runTest(expressionString, expected, context);
    expressionString = "| f in 0..2 x 0..2 -> Boolean : f(0, 0) |";
    expected = parse("256");
    runTest(expressionString, expected, context);
    expressionString = "for all f in 0..2 -> Boolean : f(0)";
    expected = parse("false");
    runTest(expressionString, expected, context);
    expressionString = "for all f in x(0..2) -> Boolean : (f(0) or not f(0)) and P";
    expected = parse("P");
    runTest(expressionString, expected, context);
    expressionString = "there exists f in '->'(x(0..2), Boolean) : f(0)";
    expected = parse("true");
    runTest(expressionString, expected, context);
}
Also used : Context(com.sri.ai.grinder.api.Context) EqualityTheory(com.sri.ai.grinder.theory.equality.EqualityTheory) BruteForceFunctionTheory(com.sri.ai.grinder.theory.function.BruteForceFunctionTheory) Type(com.sri.ai.expresso.api.Type) Expression(com.sri.ai.expresso.api.Expression) TheoryTestingSupport(com.sri.ai.grinder.tester.TheoryTestingSupport) DifferenceArithmeticTheory(com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory) PropositionalTheory(com.sri.ai.grinder.theory.propositional.PropositionalTheory) CompoundTheory(com.sri.ai.grinder.theory.compound.CompoundTheory) LinkedHashMap(java.util.LinkedHashMap) Test(org.junit.Test)

Aggregations

DifferenceArithmeticTheory (com.sri.ai.grinder.theory.differencearithmetic.DifferenceArithmeticTheory)53 CompoundTheory (com.sri.ai.grinder.theory.compound.CompoundTheory)36 Context (com.sri.ai.grinder.api.Context)31 TrueContext (com.sri.ai.grinder.core.TrueContext)28 Expression (com.sri.ai.expresso.api.Expression)27 PropositionalTheory (com.sri.ai.grinder.theory.propositional.PropositionalTheory)26 Test (org.junit.Test)23 TheoryTestingSupport (com.sri.ai.grinder.tester.TheoryTestingSupport)22 EqualityTheory (com.sri.ai.grinder.theory.equality.EqualityTheory)22 TupleTheory (com.sri.ai.grinder.theory.tuple.TupleTheory)19 IntegerInterval (com.sri.ai.expresso.type.IntegerInterval)15 LinearRealArithmeticTheory (com.sri.ai.grinder.theory.linearrealarithmetic.LinearRealArithmeticTheory)13 Before (org.junit.Before)12 Type (com.sri.ai.expresso.api.Type)10 Theory (com.sri.ai.grinder.api.Theory)7 FunctionType (com.sri.ai.expresso.type.FunctionType)6 Rewriter (com.sri.ai.grinder.rewriter.api.Rewriter)5 LinkedHashMap (java.util.LinkedHashMap)5 StepSolver (com.sri.ai.grinder.api.StepSolver)4 UnificationStepSolver (com.sri.ai.grinder.theory.base.UnificationStepSolver)4