MODUS PONENS If P then Q P therefore Q
If the princess kisses the frog then he turns into a prince.
If the princess kisses the frog then he turns into a prince. The princess kisses the frog.
? If the princess kisses the frog then he turns into a prince. Therefore, he turns into a prince
If the princess kisses the frog then he turns into a prince. The princess kisses the frog. Therefore, he turns into a prince
If the princess kisses the frog then he turns into a prince. The princess kisses the frog. Therefore, he turns into a prince
K P K If the princess kisses the frog then he turns into a prince. Therefore, he turns into a prince K P K therefore P
Herman lives in Cleveland Herman lives in Ohio If then Herman lives in Cleveland therefore Herman lives in Ohio
John wins the lottery John is happy If then John wins the lottery therefore John is happy
It is not raining we will swim or play ball If then It is not raining therefore We will swim or play ball
It is summer and it is hot The flowers grow and the birds sing If then It is summer and it is hot therefore The flowers grow and the birds sing