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| Mirrors > Home > MPE Home > Th. List > funcsetcestrclem5 | Structured version Visualization version GIF version | ||
| Description: Lemma 5 for funcsetcestrc 18121. (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 480 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → 𝐺 = (𝑥 ∈ 𝐶, 𝑦 ∈ 𝐶 ↦ ( I ↾ (𝑦 ↑m 𝑥)))) |
| 3 | oveq12 7369 | . . . . 5 ⊢ ((𝑦 = 𝑌 ∧ 𝑥 = 𝑋) → (𝑦 ↑m 𝑥) = (𝑌 ↑m 𝑋)) | |
| 4 | 3 | ancoms 458 | . . . 4 ⊢ ((𝑥 = 𝑋 ∧ 𝑦 = 𝑌) → (𝑦 ↑m 𝑥) = (𝑌 ↑m 𝑋)) |
| 5 | 4 | reseq2d 5938 | . . 3 ⊢ ((𝑥 = 𝑋 ∧ 𝑦 = 𝑌) → ( I ↾ (𝑦 ↑m 𝑥)) = ( I ↾ (𝑌 ↑m 𝑋))) |
| 6 | 5 | adantl 481 | . 2 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) ∧ (𝑥 = 𝑋 ∧ 𝑦 = 𝑌)) → ( I ↾ (𝑦 ↑m 𝑥)) = ( I ↾ (𝑌 ↑m 𝑋))) |
| 7 | simprl 771 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → 𝑋 ∈ 𝐶) | |
| 8 | simprr 773 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → 𝑌 ∈ 𝐶) | |
| 9 | ovexd 7395 | . . 3 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → (𝑌 ↑m 𝑋) ∈ V) | |
| 10 | 9 | resiexd 7164 | . 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → ( I ↾ (𝑌 ↑m 𝑋)) ∈ V) |
| 11 | 2, 6, 7, 8, 10 | ovmpod 7512 | 1 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝐶 ∧ 𝑌 ∈ 𝐶)) → (𝑋𝐺𝑌) = ( I ↾ (𝑌 ↑m 𝑋))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3430 {csn 4568 〈cop 4574 ↦ cmpt 5167 I cid 5518 ↾ cres 5626 ‘cfv 6492 (class class class)co 7360 ∈ cmpo 7362 ωcom 7810 ↑m cmap 8766 WUnicwun 10614 ndxcnx 17154 Basecbs 17170 SetCatcsetc 18033 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pr 5370 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7363 df-oprab 7364 df-mpo 7365 |
| This theorem is referenced by: funcsetcestrclem6 18117 funcsetcestrclem7 18118 funcsetcestrclem8 18119 funcsetcestrclem9 18120 |
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