Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > 3ad2ant3 | GIF version |
Description: Deduction adding conjuncts to an antecedent. (Contributed by NM, 21-Apr-2005.) |
Ref | Expression |
---|---|
3ad2ant.1 | ⊢ (𝜑 → 𝜒) |
Ref | Expression |
---|---|
3ad2ant3 | ⊢ ((𝜓 ∧ 𝜃 ∧ 𝜑) → 𝜒) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3ad2ant.1 | . . 3 ⊢ (𝜑 → 𝜒) | |
2 | 1 | adantl 275 | . 2 ⊢ ((𝜃 ∧ 𝜑) → 𝜒) |
3 | 2 | 3adant1 1005 | 1 ⊢ ((𝜓 ∧ 𝜃 ∧ 𝜑) → 𝜒) |
Copyright terms: Public domain | W3C validator |