Rather than using function notation, it is usual to write binary operations with an operation symbol between elements, or even with no operation at all, it being understood that juxtaposed elements are to be combined using an operation that should be clear from the context.
Thus, addition of real numbers is the operation
and multiplication in a groupoid is the operation
|Date of creation||2013-03-22 13:08:12|
|Last modified on||2013-03-22 13:08:12|
|Last modified by||mclase (549)|