public static Flexpression operator !(Flexpression arg)
 {
     return(UnaryOperatorFlexpression.Create(OverloadableCodeUnarySymmetricOperator.LogicalNegation, arg));
 }
 public static Flexpression operator -(Flexpression arg)
 {
     return(UnaryOperatorFlexpression.Create(OverloadableCodeUnarySymmetricOperator.Minus, arg));
 }
 public static Flexpression operator ~(Flexpression arg)
 {
     return(UnaryOperatorFlexpression.Create(OverloadableCodeUnarySymmetricOperator.BitwiseComplement, arg));
 }
 public static Flexpression operator ++(Flexpression arg)
 {
     return(UnaryOperatorFlexpression.Create(OverloadableCodeUnarySymmetricOperator.Increment, arg));
 }