Truth

A fairly simple question I hope someone can help me with.

Whenever you discuss philosophy, inevitably you will come across a type of person who holds empirical truth above all else, and will blatantly ridicule any discussion which has its onset in a... more

When you have a propositional sentence of the form ***P* ⊃ *Q*** — which we might read as "if *P*, then *Q*" — how can you tell when it is true, or false, based on the truth-values of *P* and *Q*... more

Could someone help me on the question below please.   Using Logical simplification, prove that the following are tautologies, contradictions or neither. Verify your answers using a truth... more

~p→~q, q→~p   construct a table for ~p→~q construct a table for q→~p     Are the statements equivalent?

∼(∼p Λ ∼ q)