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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 2730 | . 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 1397 ∀wral 2510 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1811 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 |
| This theorem is referenced by: ralrab2 2971 ralprg 3720 raltpg 3722 omsinds 4720 ralxp 4873 ralrnmpo 6136 nnnninfeq2 7328 fzprval 10317 fztpval 10318 infssuzex 10494 seq3f1olemp 10778 zsumdc 11963 zproddc 12158 2prm 12717 xpsfrnel 13445 nninfsellemdc 16663 nninfsellemsuc 16665 |
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