Question

Complete the following truth table. Is the shaded box true or false?
P G p->q p↓q
F F (Shaded box)
F T
T T
T F

Answer 1

I meant
P Q. p->q p↓q
F F (Shaded box)
F T
T T
T F

Answer 2

What is the down arrow?

Answer 3

I don't get it? :l

Answer 4

It's like a table of four the down arrow is the only thing I could find that was on my computer

Answer 5

Remember, false can imply anything.
So when our P is false, it doesn't matter what Q is,
the result will always be true.

P Q. p->q p↓q
F F T (Shaded box)
F T T
T T
T F

Answer 6

a table of four? 0_o whu?

Answer 7

So the shaded box is true?

Answer 8

I don't know what `p↓q` means, so I don't know.
I've never seen the down arrow before.

Answer 9

Oh okay thanks

Answer 10

http://www.math.csusb.edu/notes/logic/lognot/img3.gif

Answer 11

@zepdrix it's the third symbol

Answer 12

Oh, the or symbol :P
You shoulda just used the slashes / \ those things... like this \/
Or better yet... how bout the letter V ? lol