Kata bahasa Indonesia
English word

the property of a binary operation or operator such that the result of one term operating on a second is equal to the result of the second term operating on the first. [*GG*]

" If the symbol “*” is taken to be a commutative binary operator, then the following equation holds: a*b = b*a A common example is the addition operator for real numbers, “+”: a+b = b+a "
[*GG*]