# Truth tables watch

1. Does anyone know what truth tables would be for these formula?

1. P → ( P & P)

2. P & ¬ P

3. P ˅ ¬ P

4. P → ( Q → P)

5. ( P & Q) ↔ (Q & P)

6. (P ˅ Q) ↔ ¬ Q

7. (P → Q) → (¬ Q → ¬P)

8. ¬( P ˅ Q) ↔ (¬P &¬Q)
2. (Original post by PoppieCrean)
Does anyone know what truth tables would be for these formula?

1. P → ( P & P)

2. P & ¬ P

3. P ˅ ¬ P

4. P → ( Q → P)

5. ( P & Q) ↔ (Q & P)

6. (P ˅ Q) ↔ ¬ Q

7. (P → Q) → (¬ Q → ¬P)

8. ¬( P ˅ Q) ↔ (¬P &¬Q)
.,
3. anyone have any ideas?
4. (Original post by Echo00)
I can help you if you tell me what those symbols mean.
Thank you!

¬ not
& and
∨ or
→ implies
↔ if
5. (Original post by PoppieCrean)
Thank you!

¬ not
& and
∨ or
→ implies
↔ if
OK thanks. Do you want the truth table with T (True) and F (False)?

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