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| Mirrors > Home > MPE Home > Th. List > funcsetcestrclem5 | Structured version Visualization version GIF version | ||
| Description: Lemma 5 for funcsetcestrc 18210. (Contributed by AV, 27-Mar-2020.) |
| Ref | Expression |
|---|---|
| funcsetcestrc.s | ⊢ 𝑆 = (SetCat‘𝑈) |
| funcsetcestrc.c | ⊢ 𝐶 = (Base‘𝑆) |
| funcsetcestrc.f | ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐶 ↦ {〈(Base‘ndx), 𝑥〉})) |
| funcsetcestrc.u | ⊢ (𝜑 → 𝑈 ∈ WUni) |
| funcsetcestrc.o | ⊢ (𝜑 → ω ∈ 𝑈) |
| funcsetcestrc.g | ⊢ (𝜑 → 𝐺 = (𝑥 ∈ 𝐶, 𝑦 ∈ 𝐶 ↦ ( I ↾ (𝑦 ↑m 𝑥)))) |
| Ref | Expression |
|---|---|
| funcsetcestrclem5 | ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → (𝑋𝐺𝑌) = ( I ↾ (𝑌 ↑m 𝑋))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | funcsetcestrc.g | . . 3 ⊢ (𝜑 → 𝐺 = (𝑥 ∈ 𝐶, 𝑦 ∈ 𝐶 ↦ ( I ↾ (𝑦 ↑m 𝑥)))) | |
| 2 | 1 | adantr 485 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → 𝐺 = (𝑥 ∈ 𝐶, 𝑦 ∈ 𝐶 ↦ ( I ↾ (𝑦 ↑m 𝑥)))) |
| 3 | oveq12 7409 | . . . . 5 ⊢ ((𝑦 = 𝑌 ∧ 𝑥 = 𝑋) → (𝑦 ↑m 𝑥) = (𝑌 ↑m 𝑋)) | |
| 4 | 3 | ancoms 463 | . . . 4 ⊢ ((𝑥 = 𝑋 ∧ 𝑦 = 𝑌) → (𝑦 ↑m 𝑥) = (𝑌 ↑m 𝑋)) |
| 5 | 4 | reseq2d 5969 | . . 3 ⊢ ((𝑥 = 𝑋 ∧ 𝑦 = 𝑌) → ( I ↾ (𝑦 ↑m 𝑥)) = ( I ↾ (𝑌 ↑m 𝑋))) |
| 6 | 5 | adantl 486 | . 2 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → ( I ↾ (𝑦 ↑m 𝑥)) = ( I ↾ (𝑌 ↑m 𝑋))) |
| 7 | simprl 782 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → 𝑋 ∈ 𝐶) | |
| 8 | simprr 784 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → 𝑌 ∈ 𝐶) | |
| 9 | ovexd 7435 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → (𝑌 ↑m 𝑋) ∈ V) | |
| 10 | 9 | resiexd 7204 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → ( I ↾ (𝑌 ↑m 𝑋)) ∈ V) |
| 11 | 2, 6, 7, 8, 10 | ovmpod 7552 | 1 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → (𝑋𝐺𝑌) = ( I ↾ (𝑌 ↑m 𝑋))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1563 ∈ wcel 2145 Vcvv 3457 {csn 4585 〈cop 4591 ↦ cmpt 5186 I cid 5546 ↾ cres 5654 ‘cfv 6525 (class class class)co 7400 ∈ cmpo 7402 ωcom 7850 ↑m cmap 8812 WUnicwun 10673 ndxcnx 17243 Basecbs 17259 SetCatcsetc 18122 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5232 ax-sep 5251 ax-nul 5261 ax-pr 5395 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-id 5547 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-ov 7403 df-oprab 7404 df-mpo 7405 |
| This theorem is referenced by: funcsetcestrclem6 18206 funcsetcestrclem7 18207 funcsetcestrclem8 18208 funcsetcestrclem9 18209 |
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