- #36
annoyinggirl
- 218
- 10
you're just using fancy notation to escape the discussion. why can't you just use english and debate like real adult? Use any of these:micromass said:OK, since you don't seem to grasp what a truth table is, I'll provide another proof that ##P\rightarrow Q## is not the same as ##Q\Rightarrow P##:
P: ##x## is an integer
Q: ##x## is an even number
Then ##Q\rightarrow P## but ##P\rightarrow Q## is not true.
Now answer my question.
If A, then B
A
Therefore B
If A, then B
Not B
Therefore not A
If A, then B
If B, then C
Therefore if A, then C
A or B
Not A
Therefore B
A or B
If A then C
If B then D
Therefore C or D