@[email protected] to No Stupid [email protected] • 1 year agoIs "If A then B" equal to "B if and only if A"?message-square60fedilinkarrow-up150arrow-down111
arrow-up139arrow-down1message-squareIs "If A then B" equal to "B if and only if A"?@[email protected] to No Stupid [email protected] • 1 year agomessage-square60fedilink
minus-square@[email protected]linkfedilink9•edit-21 year agoYa wrong. If Tuesday, then pizza. And, if Friday, then pizza. The contrapositive : if not pizza, then not Tuesday and not Friday. What day is it? We’re not having pizza. So it’s not Tuesday or Friday. Google contrapositives then holla back
Ya wrong.
If Tuesday, then pizza. And, if Friday, then pizza.
The contrapositive : if not pizza, then not Tuesday and not Friday.
What day is it? We’re not having pizza. So it’s not Tuesday or Friday.
Google contrapositives then holla back
That’s a key detail I now see