BaAndCSImport

⊢ f ∧ g∗⊃ (f ∧ g)∗ BaAndCSImport

Proof:

1
⊢ f ⊃ (g ⊃ f ∧ g)
2
⊢ f ⊃ (g ⊃ f ∧ g)
3
⊢ (g ⊃ f ∧ g) ⊃ g∗ ⊃ (f ∧ g)∗
4
⊢ f ∧ g∗⊃ (f ∧ g)∗
2, 3,Prop

qed

2024-08-03
Contact | Home | ITL home | Course | Proofs | Algebra | FL
© 1996-2024