public void AddInitialStateFormula(CompoundFormula cf)
        {
            if (false && !cf.IsSimpleFormula())
            {
                CompoundFormula cfCNF = (CompoundFormula)cf.ToCNF();
                foreach (CompoundFormula cfSub in cfCNF.Operands)
                    AddInitialStateFormula(cfSub);
                return;
            }

            m_lOriginalHiddenFormulas.Add(cf);
            m_lHiddenFormulas.Add((CompoundFormula)cf);
            EfficientFormula ef = new EfficientFormula(cf.Operator);
            ef.OriginalFormula = cf;
            m_lEfficientHidden.Add(ef);
            HashSet<Predicate> lHidden = cf.GetAllPredicates();
            foreach (Predicate p in lHidden)
            {
                GroundedPredicate pCanonical = (GroundedPredicate)p.Canonical();
                if (!Unknown.Contains(pCanonical))
                    Unknown.Add(pCanonical);
                if (!m_dMapPredicatesToFormulas.ContainsKey(pCanonical))
                {
                    m_dMapPredicatesToFormulas[pCanonical] = new List<int>();

                    int iIndex = m_dMapIndexToPredicate.Count;
                    m_dMapIndexToPredicate.Add(pCanonical);
                    m_dMapPredicatesToIndexes[pCanonical] = iIndex;
                    m_dMapPredicateToEfficientFormula.Add(new List<int>());
                }

                int iPredicate = m_dMapPredicatesToIndexes[pCanonical];

                ef.SetVariableValue(iPredicate, !p.Negation);
                m_dMapPredicateToEfficientFormula[iPredicate].Add(m_lEfficientHidden.Count - 1);

                m_dMapPredicatesToFormulas[pCanonical].Add(m_lHiddenFormulas.Count - 1);

            }

            m_cfCNFHiddenState.AddOperand(cf);
            if (!cf.IsSimpleConjunction() && !cf.IsSimpleOneOf() && SDRPlanner.EnforceCNF)
            {

                m_cfCNFHiddenState = (CompoundFormula)m_cfCNFHiddenState.ToCNF();
            }
        }