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| Mirrors > Home > ILE Home > Th. List > ralrimiva | GIF version | ||
| Description: Inference from Theorem 19.21 of [Margaris] p. 90. (Restricted quantifier version.) (Contributed by NM, 2-Jan-2006.) | 
| Ref | Expression | 
|---|---|
| ralrimiva.1 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝜓) | 
| Ref | Expression | 
|---|---|
| ralrimiva | ⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝜓) | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | ralrimiva.1 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝜓) | |
| 2 | 1 | ex 115 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 → 𝜓)) | 
| 3 | 2 | ralrimiv 2569 | 1 ⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝜓) | 
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