# How to tell if this is T or F and why?

• Nov 29th 2012, 10:55 AM
cindel8398
How to tell if this is T or F and why?
¬(¬S^P) =>
• Nov 29th 2012, 11:18 AM
Plato
Re: How to tell if this is T or F and why?
Quote:

Originally Posted by cindel8398
¬(¬S^P) =>

What kind of question is that?
What do you mean?
• Nov 29th 2012, 11:29 AM
cindel8398
Re: How to tell if this is T or F and why?
I dont really know my math problem from my symbolic logics class said to answer if it was true or false like if you did a truth table
• Nov 29th 2012, 12:08 PM
Plato
Re: How to tell if this is T or F and why?
Quote:

Originally Posted by cindel8398
I dont really know my math problem from my symbolic logics class said to answer if it was true or false like if you did a truth table

Here is the truth table.
• Nov 29th 2012, 01:08 PM
HallsofIvy
Re: How to tell if this is T or F and why?
It might also be useful to know that ~((~s)^p)= s v(~p)
• Nov 29th 2012, 01:21 PM
Soroban
Re: How to tell if this is T or F and why?
Hello, cindel8398!

The problem is incomplete . . .

Quote:

¬(¬S^P) =>

You have: . $\sim(\sim S \wedge P) \:\to\:\text{nothing}$

Is this true or false?
. . If it is raining, then ___.