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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 6135 nnnninfeq2 7327 fzprval 10316 fztpval 10317 infssuzex 10492 seq3f1olemp 10776 zsumdc 11944 zproddc 12139 2prm 12698 xpsfrnel 13426 nninfsellemdc 16612 nninfsellemsuc 16614 |
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