[ Ссылка ]
Modus tollens says that if P implies Q is true and not Q is true as well, then ~P must follow as a result.
For example, suppose
"If I am Miley Cyrus, I am crazy."
and
"I am not crazy."
Then there is no way in hell I am Miley Cyrus.
![](https://s2.save4k.ru/pic/6qsEDFNDm5s/maxresdefault.jpg)
[ Ссылка ]
Modus tollens says that if P implies Q is true and not Q is true as well, then ~P must follow as a result.
For example, suppose
"If I am Miley Cyrus, I am crazy."
and
"I am not crazy."
Then there is no way in hell I am Miley Cyrus.