Reply To: Complex "or' Rules

January 30, 2018 at 9:28 am #42476

For instance, I don’t understand why the rule “J will arrive before either M or N, but not both” I diagrammed as N-J-M or M-J-N but the rule “J will arrive after M or before N, but not both is diagrammed as M- J or J-N
N- -M