# Logically Equivalent Statement-HELP!

• Sep 17th 2008, 10:11 AM
mathfanatic
Logically Equivalent Statement-HELP!
Hello All,

Please see my attached document to understand what I need help with-thanks!

• Sep 17th 2008, 10:21 AM
Moo
Hello,
Quote:

Originally Posted by mathfanatic
Hello All,

Please see my attached document to understand what I need help with-thanks!

Please next time, scan it or whatever you want, but no .doc files, pleaaaaaaaaaaaaaaaaaaaaaase (Nerd)

Okay.

$\neg p \wedge p$... look here : Law of excluded middle - Wikipedia, the free encyclopedia

and it should be straightforward after that ^^
• Sep 17th 2008, 10:26 AM
natarajchakraborty
(¬p ν p) is nothing but True V False, which is always true!

(¬p ν p) Λ q
<=> T /\ q
<=> q
thus it is logically equivalent to q
• Sep 17th 2008, 10:32 AM
mathfanatic
Thanks-I was making it a lot harder than it had to be!

Quote:

Originally Posted by natarajchakraborty
(¬p ν p) is nothing but True V False, which is always true!

(¬p ν p) Λ q
<=> T /\ q
<=> q
thus it is logically equivalent to q