internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> ca)
{
var k = variables.IndexOf(var);
if (k < 0)
{
throw new AutomataException(AutomataExceptionKind.InvalidWS1Sformula_UnknownVariable);
}
if (var.isFirstOrder)
{
return(BasicAutomata.MkLabelOfPosition(k, pred, ca));
}
else
{
return(BasicAutomata.MkLabelOfSet(k, pred, ca));
}
}
internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> ca)
{
var pos1 = variables.IndexOf(var1);
var pos2 = variables.IndexOf(var2);
if (pos1 < 0 || pos2 < 0)
{
throw new AutomataException(AutomataExceptionKind.InvalidWS1Sformula_UnknownVariable);
}
if (var1.isFirstOrder)
{
return(BasicAutomata.MkEqualPositions(pos1, pos2, ca));
}
else
{
return(BasicAutomata.MkEqualSets(pos1, pos2, ca));
}
}
internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> ca)
{
return(BasicAutomata.MkTrue(ca));
}
internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> ca)
{
var pos = variables.IndexOf(var);
if (pos < 0)
{
throw new AutomataException(AutomataExceptionKind.InvalidWS1Sformula_UnknownVariable);
}
return(BasicAutomata.MkSingleton(pos, ca));
}
internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> alg)
{
var aut1 = phi1.getAutomaton(variables, alg);
var aut2 = phi2.getAutomaton(variables, alg);
//var res = aut1.Complement(alg).Intersect(aut2.Complement(alg), alg).Complement(alg);
//res = res.Determinize(alg).Minimize(alg);
var res = aut1.Union(aut2).RemoveEpsilons(alg.MkOr);
var res1 = res.Minimize(alg);
return(res1);
}
internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> alg)
{
var aut = phi.getAutomaton(variables, alg);
var res = aut.Determinize(alg).Complement(alg).Minimize(alg);
foreach (var x in phi.GetFreeVariables(true))
{
var sing = new WS1SSingleton <T>(x).getAutomaton(variables, alg);
res = res.Intersect(sing, alg).Determinize(alg).Minimize(alg);
}
return(res);
}
internal override Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> ca)
{
var aut1 = phi1.getAutomaton(variables, ca);
var aut2 = phi2.getAutomaton(variables, ca);
var aut3 = aut1.Intersect(aut2, ca);
var aut = aut3.Minimize(ca);
//var aut_old = aut.Determinize(ca).Minimize(ca);
return(aut);
}
internal abstract Automaton <IMonadicPredicate <BDD, T> > getAutomaton(SimpleList <WS1SVariable <T> > variables, ICartesianAlgebraBDD <T> ca);
public Automaton <IMonadicPredicate <BDD, T> > GetAutomaton(ICartesianAlgebraBDD <T> ca, params WS1SVariable <T>[] fv)
{
var fvs = SimpleList <WS1SVariable <T> > .Empty.Append(fv);
return(getAutomaton(fvs, ca));
}
public static Automaton <IMonadicPredicate <BDD, T> > MkSuccN <T>(int i1, int i2, int n, ICartesianAlgebraBDD <T> ca)
{
var bddAlg = ca.BDDAlgebra;
var ind10 = bddAlg.MkBitFalse(i1);
var ind11 = bddAlg.MkBitTrue(i1);
var ind20 = bddAlg.MkBitFalse(i2);
var ind21 = bddAlg.MkBitTrue(i2);
var both0 = bddAlg.MkAnd(ind10, ind20);
var ind11ind20 = bddAlg.MkAnd(ind11, ind20);
var ind10ind21 = bddAlg.MkAnd(ind10, ind21);
var both0t = ca.MkCartesianProduct(both0, ca.Second.True);
var ind11ind20t = ca.MkCartesianProduct(ind11ind20, ca.Second.True);
var ind10ind21t = ca.MkCartesianProduct(ind10ind21, ca.Second.True);
//Create moves
var moves = new List <Move <IMonadicPredicate <BDD, T> > >();
moves.Add(new Move <IMonadicPredicate <BDD, T> >(0, 0, both0t));
moves.Add(new Move <IMonadicPredicate <BDD, T> >(0, 1, ind11ind20t));
moves.Add(new Move <IMonadicPredicate <BDD, T> >(n, n + 1, ind10ind21t));
moves.Add(new Move <IMonadicPredicate <BDD, T> >(n + 1, n + 1, both0t));
for (int i = 1; i < n; i++)
{
moves.Add(new Move <IMonadicPredicate <BDD, T> >(i, i + 1, both0t));
}
var aut = Automaton <IMonadicPredicate <BDD, T> > .Create(ca, 0, new int[] { n + 1 }, moves, false, false, true);
return(aut);
}
public static Automaton <IMonadicPredicate <BDD, T> > MkLess <T>(int i, int j, ICartesianAlgebraBDD <T> ca)
{
Func <BDD, IMonadicPredicate <BDD, T> > lift1 = bdd => ca.MkCartesianProduct(bdd, ca.Second.True);
Func <T, IMonadicPredicate <BDD, T> > lift2 = psi => ca.MkCartesianProduct(ca.BDDAlgebra.True, psi);
var alg = ca.BDDAlgebra;
var bit_i_is0 = alg.MkBitFalse(i);
var bit_i_is1 = alg.MkBitTrue(i);
var bit_j_is0 = alg.MkBitFalse(j);
var bit_j_is1 = alg.MkBitTrue(j);
var both0 = alg.MkAnd(bit_i_is0, bit_j_is0);
var cond1 = alg.MkAnd(bit_i_is1, bit_j_is0);
var cond2 = alg.MkAnd(bit_j_is1, bit_i_is0);
var moves = new Move <IMonadicPredicate <BDD, T> >[] {
new Move <IMonadicPredicate <BDD, T> >(0, 0, lift1(both0)),
new Move <IMonadicPredicate <BDD, T> >(0, 1, lift1(cond1)),
new Move <IMonadicPredicate <BDD, T> >(1, 1, lift1(both0)),
new Move <IMonadicPredicate <BDD, T> >(1, 2, lift1(cond2)),
new Move <IMonadicPredicate <BDD, T> >(2, 2, lift1(both0))
};
var aut = Automaton <IMonadicPredicate <BDD, T> > .Create(ca, 0, new int[] { 2 }, moves, false, false, true);
return(aut);
}