Assertion: lisp's function | /r/HasProperty | times-two
Facets:
Source sentences:
text: (times-two 5) ; returns 10 (3 4) ; error: 3 is not a function (times-two) ; error, times-two expects one parameter (times-two 3 4) ; error, times-two expects one parameter (set + -) ; sets symbol '+' to be equal to whatever symbol '-' ; equals to, which is a minus function (+ 5 4) ; returns 1 since symbol '+' is now equal ; to the minus function (* 3 (* 2 2)) ; multiplies 3 by the second parameter ; (which is a function call that returns 4).