Metamath Proof Explorer
Description: Modus ponens combined with restricted generalization. (Contributed by NM, 10-Aug-2004)
|
|
Ref |
Expression |
|
Hypotheses |
mprg.1 |
⊢ ( ∀ 𝑥 ∈ 𝐴 𝜑 → 𝜓 ) |
|
|
mprg.2 |
⊢ ( 𝑥 ∈ 𝐴 → 𝜑 ) |
|
Assertion |
mprg |
⊢ 𝜓 |
Proof
Step |
Hyp |
Ref |
Expression |
1 |
|
mprg.1 |
⊢ ( ∀ 𝑥 ∈ 𝐴 𝜑 → 𝜓 ) |
2 |
|
mprg.2 |
⊢ ( 𝑥 ∈ 𝐴 → 𝜑 ) |
3 |
2
|
rgen |
⊢ ∀ 𝑥 ∈ 𝐴 𝜑 |
4 |
3 1
|
ax-mp |
⊢ 𝜓 |