public override Connective Copy()
{
ConnectiveImplication temp = new ConnectiveImplication();
temp.setLeftConnective(con1.Copy());
temp.setRightConnective(con2.Copy());
return(temp);
}
//SPLITTING OF TABLEAUXSET NEEDED
public List <Connective> ApplyBetaTableauxRules()
{
List <Connective> results = new List <Connective>();
if (element is ConnectiveNot) //FIRST LAYER IS NOT
{
ConnectiveNot cn = (ConnectiveNot)element;
if (cn.Con1 is ConnectiveAnd) //SECOND LAYER IS AND
{
ConnectiveAnd cn1 = (ConnectiveAnd)cn.Con1;
ConnectiveNot not1 = new ConnectiveNot();
ConnectiveNot not2 = new ConnectiveNot();
not1.setLeftConnective(cn1.Con1.Copy());
not2.setLeftConnective(cn1.Con2.Copy());
results.Add(not1);
results.Add(not2);
}
else if (cn.Con1 is ConnectiveBiImplication) //SECOND LAYER IS BI-IMPLICATION
{
ConnectiveBiImplication cn1 = (ConnectiveBiImplication)cn.Con1;
ConnectiveNot not1 = new ConnectiveNot();
ConnectiveNot not2 = new ConnectiveNot();
ConnectiveImplication imp1 = new ConnectiveImplication();
ConnectiveImplication imp2 = new ConnectiveImplication();
not1.setLeftConnective(imp1);
not2.setLeftConnective(imp2);
imp1.setLeftConnective(cn1.Con1.Copy());
imp1.setRightConnective(cn1.Con2.Copy());
imp2.setLeftConnective(cn1.Con2.Copy());
imp2.setRightConnective(cn1.Con1.Copy());
results.Add(not1);
results.Add(not2);
}
}
else if (element is ConnectiveOr) //OR RULE
{
ConnectiveOr co = (ConnectiveOr)element;
results.Add(co.Con1.Copy());
results.Add(co.Con2.Copy());
}
else if (element is ConnectiveImplication) //IMPLICATION RULE
{
ConnectiveImplication ci = (ConnectiveImplication)element;
ConnectiveNot not = new ConnectiveNot();
not.setLeftConnective(ci.Con1.Copy());
results.Add(not);
results.Add(ci.Con2.Copy());
}
else if (element is ConnectiveNand)
{
ConnectiveNand cn = (ConnectiveNand)element;
ConnectiveNot not1 = new ConnectiveNot();
ConnectiveNot not2 = new ConnectiveNot();
not1.setLeftConnective(cn.Con1.Copy());
not2.setLeftConnective(cn.Con2.Copy());
results.Add(not1);
results.Add(not2);
}
return(results);
}