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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 2731 | . 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 2511 |
| 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 2213 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1811 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 |
| This theorem is referenced by: ralrab2 2972 ralprg 3724 raltpg 3726 omsinds 4726 ralxp 4879 ralrnmpo 6146 nnnninfeq2 7371 fzprval 10362 fztpval 10363 infssuzex 10539 seq3f1olemp 10823 zsumdc 12008 zproddc 12203 2prm 12762 xpsfrnel 13490 nninfsellemdc 16719 nninfsellemsuc 16721 |
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