Create(exps : SequenceOfGeneralExpression)
---Purpose: Creates the product of all members of sequence <exps>
- returns mutable Product;
+ returns Product;
Create(exp1,exp2 : GeneralExpression)
---Purpose: Creates the product of <exp1> and <exp2>.
- returns mutable Product;
+ returns Product;
ShallowSimplified(me)
---Purpose: Returns a GeneralExpression after a simplification
Copy(me)
---Purpose: Returns a copy of <me> having the same unknowns and functions.
- returns mutable like me;
+ returns like me;
IsIdentical(me; Other : GeneralExpression)
---Purpose: Tests if <me> and <Other> define the same expression.