Question

Check whether these statements are wff or not:(a) (p˅q) ∧∼r

Answer 1

It is a well formed formula

Explanation:

1 - p,q,r are well formed formulas.

2 -
`p \ \lor \ q` is a well formed formula as well.

3 -
`\\eg r` is a well formula as well

4 -
`(\ p \ \lor \ q) \ \land \ \\eg r` is a well formula as well.