"Commutative_process" . . . . . . . "2010-03-08T12:49:09+01:00"^^ . . "2243"^^ . . . . . . . . . . "LUs in this frame describe a commutative operation of arithmetic, e.g. addition and multiplication, involving two numbers, labeled Term1 and Term2 or, collectively, Terms. When referencing the process, the numbers can be vague and are often omitted through indefinite null instantiation. There may also be a Calculator who applies the operation. Add three to five. Any kid knows addition. INI"@en . .