protected NumberExpr(EExprTypeT typet) : base(EExprTypeS.Number, typet)
{
}
protected NumericalExpr(EExprTypeS typeS, EExprTypeT typet = EExprTypeT.None) : base(EExprTypeP.Numerical, typeS, typet)
{
}
public Expr(EExprTypeP typeP, EExprTypeS typeS = EExprTypeS.None, EExprTypeT typet = EExprTypeT.None)
{
TypeP = typeP;
TypeS = typeS;
TypeT = typet;
}
