Description: Modus ponens combined with generalization. (Contributed by NM, 24-May-1994)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | mpg.1 | ⊢ ( ∀ 𝑥 𝜑 → 𝜓 ) | |
| mpg.2 | ⊢ 𝜑 | ||
| Assertion | mpg | ⊢ 𝜓 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpg.1 | ⊢ ( ∀ 𝑥 𝜑 → 𝜓 ) | |
| 2 | mpg.2 | ⊢ 𝜑 | |
| 3 | 2 | ax-gen | ⊢ ∀ 𝑥 𝜑 |
| 4 | 3 1 | ax-mp | ⊢ 𝜓 |