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| Mirrors > Home > ILE Home > Th. List > raleqi | GIF version | ||
| Description: Equality inference for restricted universal qualifier. (Contributed by Paul Chapman, 22-Jun-2011.) |
| Ref | Expression |
|---|---|
| raleq1i.1 | ⊢ 𝐴 = 𝐵 |
| Ref | Expression |
|---|---|
| raleqi | ⊢ (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑥 ∈ 𝐵 𝜑) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | raleq1i.1 | . 2 ⊢ 𝐴 = 𝐵 | |
| 2 | raleq 2741 | . 2 ⊢ (𝐴 = 𝐵 → (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑥 ∈ 𝐵 𝜑)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑥 ∈ 𝐵 𝜑) |
| Colors of variables: wff set class |
| Syntax hints: ↔ wb 105 = wceq 1398 ∀wral 2520 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2214 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 |
| This theorem is referenced by: ralrab2 2982 ralprg 3740 raltpg 3742 omsinds 4744 ralxp 4898 ralrnmpo 6168 nnnninfeq2 7420 fzprval 10416 fztpval 10417 infssuzex 10593 seq3f1olemp 10877 hashfibc 11207 zsumdc 12070 zproddc 12265 2prm 12824 xpsfrnel 13557 nninfsellemdc 16788 nninfsellemsuc 16790 |
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