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| ~BinOper () | ~BinOper | 
[virtual]
| string  str () | str | 
[const pure virtual]
Reimplemented from Oper.
| unsigned  arity () | arity | 
[const]
Returns: since it is a binary operation, a constant of 2 is returned.
Reimplemented from Oper.
| Hash  hash () | hash | 
[const pure virtual]
Reimplemented from Oper.
| void  set_hash (const Hash&) | set_hash | 
[const pure virtual]
Reimplemented from Oper.