| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cdlemkid | Structured version Visualization version GIF version | ||
| Description: The value of the tau function (in Lemma K of [Crawley] p. 118) on the identity relation. (Contributed by NM, 25-Jul-2013.) |
| Ref | Expression |
|---|---|
| cdlemk5.b | ⊢ 𝐵 = (Base‘𝐾) |
| cdlemk5.l | ⊢ ≤ = (le‘𝐾) |
| cdlemk5.j | ⊢ ∨ = (join‘𝐾) |
| cdlemk5.m | ⊢ ∧ = (meet‘𝐾) |
| cdlemk5.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| cdlemk5.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| cdlemk5.t | ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
| cdlemk5.r | ⊢ 𝑅 = ((trL‘𝐾)‘𝑊) |
| cdlemk5.z | ⊢ 𝑍 = ((𝑃 ∨ (𝑅‘𝑏)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑏 ∘ ◡𝐹)))) |
| cdlemk5.y | ⊢ 𝑌 = ((𝑃 ∨ (𝑅‘𝑔)) ∧ (𝑍 ∨ (𝑅‘(𝑔 ∘ ◡𝑏)))) |
| cdlemk5.x | ⊢ 𝑋 = (℩𝑧 ∈ 𝑇 ∀𝑏 ∈ 𝑇 ((𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝑔)) → (𝑧‘𝑃) = 𝑌)) |
| Ref | Expression |
|---|---|
| cdlemkid | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → ⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cdlemk5.t | . . 3 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) | |
| 2 | 1 | fvexi 6897 | . 2 ⊢ 𝑇 ∈ V |
| 3 | nfv 1947 | . . 3 ⊢ Ⅎ𝑏((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) | |
| 4 | nfcv 2923 | . . . . . 6 ⊢ Ⅎ𝑏𝐺 | |
| 5 | cdlemk5.x | . . . . . . 7 ⊢ 𝑋 = (℩𝑧 ∈ 𝑇 ∀𝑏 ∈ 𝑇 ((𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝑔)) → (𝑧‘𝑃) = 𝑌)) | |
| 6 | nfra1 3287 | . . . . . . . 8 ⊢ Ⅎ𝑏∀𝑏 ∈ 𝑇 ((𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝑔)) → (𝑧‘𝑃) = 𝑌) | |
| 7 | nfcv 2923 | . . . . . . . 8 ⊢ Ⅎ𝑏𝑇 | |
| 8 | 6, 7 | nfriota 7387 | . . . . . . 7 ⊢ Ⅎ𝑏(℩𝑧 ∈ 𝑇 ∀𝑏 ∈ 𝑇 ((𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝑔)) → (𝑧‘𝑃) = 𝑌)) |
| 9 | 5, 8 | nfcxfr 2921 | . . . . . 6 ⊢ Ⅎ𝑏𝑋 |
| 10 | 4, 9 | nfcsbw 3873 | . . . . 5 ⊢ Ⅎ𝑏⦋𝐺 / 𝑔⦌𝑋 |
| 11 | 10 | nfeq1 2938 | . . . 4 ⊢ Ⅎ𝑏⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵) |
| 12 | 11 | a1i 11 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → Ⅎ𝑏⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵)) |
| 13 | cdlemk5.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 14 | cdlemk5.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
| 15 | cdlemk5.j | . . . 4 ⊢ ∨ = (join‘𝐾) | |
| 16 | cdlemk5.m | . . . 4 ⊢ ∧ = (meet‘𝐾) | |
| 17 | cdlemk5.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 18 | cdlemk5.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 19 | cdlemk5.r | . . . 4 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊) | |
| 20 | cdlemk5.z | . . . 4 ⊢ 𝑍 = ((𝑃 ∨ (𝑅‘𝑏)) ∧ ((𝑁‘𝑃) ∨ (𝑅‘(𝑏 ∘ ◡𝐹)))) | |
| 21 | cdlemk5.y | . . . 4 ⊢ 𝑌 = ((𝑃 ∨ (𝑅‘𝑔)) ∧ (𝑍 ∨ (𝑅‘(𝑔 ∘ ◡𝑏)))) | |
| 22 | 13, 14, 15, 16, 17, 18, 1, 19, 20, 21, 5 | cdlemkid4 41971 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → ⦋𝐺 / 𝑔⦌𝑋 = (℩𝑧 ∈ 𝑇 ∀𝑏 ∈ 𝑇 ((𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐺)) → 𝑧 = ( I ↾ 𝐵)))) |
| 23 | eqeq1 2765 | . . . 4 ⊢ (( I ↾ 𝐵) = ⦋𝐺 / 𝑔⦌𝑋 → (( I ↾ 𝐵) = ( I ↾ 𝐵) ↔ ⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵))) | |
| 24 | 23 | adantl 487 | . . 3 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) ∧ ( I ↾ 𝐵) = ⦋𝐺 / 𝑔⦌𝑋) → (( I ↾ 𝐵) = ( I ↾ 𝐵) ↔ ⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵))) |
| 25 | eqidd 2762 | . . . 4 ⊢ ((𝑏 ∈ 𝑇 ∧ (𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐺))) → ( I ↾ 𝐵) = ( I ↾ 𝐵)) | |
| 26 | 25 | a1i 11 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → ((𝑏 ∈ 𝑇 ∧ (𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐺))) → ( I ↾ 𝐵) = ( I ↾ 𝐵))) |
| 27 | 13, 14, 15, 16, 17, 18, 1, 19, 20, 21, 5 | cdlemkid5 41972 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → ⦋𝐺 / 𝑔⦌𝑋 ∈ 𝑇) |
| 28 | 13, 18, 1, 19 | cdlemftr2 41603 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑏 ∈ 𝑇 (𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐺))) |
| 29 | 28 | 3ad2ant1 1151 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → ∃𝑏 ∈ 𝑇 (𝑏 ≠ ( I ↾ 𝐵) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐹) ∧ (𝑅‘𝑏) ≠ (𝑅‘𝐺))) |
| 30 | 3, 12, 22, 24, 26, 27, 29 | riotasv3d 39997 | . 2 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) ∧ 𝑇 ∈ V) → ⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵)) |
| 31 | 2, 30 | mpan2 704 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝐹 ∈ 𝑇 ∧ 𝑁 ∈ 𝑇 ∧ (𝑅‘𝐹) = (𝑅‘𝑁)) ∧ ((𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ≤ 𝑊) ∧ 𝐺 = ( I ↾ 𝐵))) → ⦋𝐺 / 𝑔⦌𝑋 = ( I ↾ 𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ↔ wb 209 ∧ wa 401 ∧ w3a 1103 = wceq 1570 Ⅎwnf 1816 ∈ wcel 2145 ≠ wne 2956 ∀wral 3077 ∃wrex 3087 Vcvv 3451 ⦋csb 3847 class class class wbr 5103 I cid 5545 ◡ccnv 5650 ↾ cres 5653 ∘ ccom 5655 ‘cfv 6537 ℩crio 7374 (class class class)co 7418 Basecbs 17380 lecple 17428 joincjn 18478 meetcmee 18479 Atomscatm 40300 HLchlt 40387 LHypclh 41021 LTrncltrn 41138 trLctrl 41195 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-riotaBAD 39990 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-1st 7999 df-2nd 8000 df-undef 8283 df-map 8842 df-proset 18461 df-poset 18480 df-plt 18495 df-lub 18511 df-glb 18512 df-join 18513 df-meet 18514 df-p0 18590 df-p1 18591 df-lat 18599 df-clat 18666 df-oposet 40213 df-ol 40215 df-oml 40216 df-covers 40303 df-ats 40304 df-atl 40335 df-cvlat 40359 df-hlat 40388 df-llines 40535 df-lplanes 40536 df-lvols 40537 df-lines 40538 df-psubsp 40540 df-pmap 40541 df-padd 40833 df-lhyp 41025 df-laut 41026 df-ldil 41141 df-ltrn 41142 df-trl 41196 |
| This theorem is used by: cdlemk35s-id 41975 cdlemk39s-id 41977 cdlemk53b 41993 cdlemk53 41994 |
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