| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > cdleml2N | Structured version Visualization version GIF version | ||
| Description: Part of proof of Lemma L of [Crawley] p. 120. TODO: fix comment. (Contributed by NM, 1-Aug-2013.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| cdleml1.b | ⊢ 𝐵 = (Base‘𝐾) |
| cdleml1.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| cdleml1.t | ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
| cdleml1.r | ⊢ 𝑅 = ((trL‘𝐾)‘𝑊) |
| cdleml1.e | ⊢ 𝐸 = ((TEndo‘𝐾)‘𝑊) |
| Ref | Expression |
|---|---|
| cdleml2N | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → ∃𝑠 ∈ 𝐸 (𝑠‘(𝑈‘𝑓)) = (𝑉‘𝑓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp1 1142 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 2 | simp21 1213 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → 𝑈 ∈ 𝐸) | |
| 3 | simp23 1215 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → 𝑓 ∈ 𝑇) | |
| 4 | cdleml1.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 5 | cdleml1.t | . . . 4 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) | |
| 6 | cdleml1.e | . . . 4 ⊢ 𝐸 = ((TEndo‘𝐾)‘𝑊) | |
| 7 | 4, 5, 6 | tendocl 41266 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑈 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) → (𝑈‘𝑓) ∈ 𝑇) |
| 8 | 1, 2, 3, 7 | syl3anc 1379 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → (𝑈‘𝑓) ∈ 𝑇) |
| 9 | simp22 1214 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → 𝑉 ∈ 𝐸) | |
| 10 | 4, 5, 6 | tendocl 41266 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) → (𝑉‘𝑓) ∈ 𝑇) |
| 11 | 1, 9, 3, 10 | syl3anc 1379 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → (𝑉‘𝑓) ∈ 𝑇) |
| 12 | cdleml1.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
| 13 | cdleml1.r | . . 3 ⊢ 𝑅 = ((trL‘𝐾)‘𝑊) | |
| 14 | 12, 4, 5, 13, 6 | cdleml1N 41475 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → (𝑅‘(𝑈‘𝑓)) = (𝑅‘(𝑉‘𝑓))) |
| 15 | 4, 5, 13, 6 | cdlemk 41473 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((𝑈‘𝑓) ∈ 𝑇 ∧ (𝑉‘𝑓) ∈ 𝑇) ∧ (𝑅‘(𝑈‘𝑓)) = (𝑅‘(𝑉‘𝑓))) → ∃𝑠 ∈ 𝐸 (𝑠‘(𝑈‘𝑓)) = (𝑉‘𝑓)) |
| 16 | 1, 8, 11, 14, 15 | syl121anc 1383 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑈 ∈ 𝐸 ∧ 𝑉 ∈ 𝐸 ∧ 𝑓 ∈ 𝑇) ∧ (𝑓 ≠ ( I ↾ 𝐵) ∧ (𝑈‘𝑓) ≠ ( I ↾ 𝐵) ∧ (𝑉‘𝑓) ≠ ( I ↾ 𝐵))) → ∃𝑠 ∈ 𝐸 (𝑠‘(𝑈‘𝑓)) = (𝑉‘𝑓)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1092 = wceq 1547 ∈ wcel 2119 ≠ wne 2935 ∃wrex 3064 I cid 5519 ↾ cres 5627 ‘cfv 6492 Basecbs 17177 HLchlt 39849 LHypclh 40483 LTrncltrn 40600 trLctrl 40657 TEndoctendo 41251 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-rep 5206 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 ax-riotaBAD 39452 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-rmo 3345 df-reu 3346 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-iun 4930 df-iin 4931 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 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-riota 7320 df-ov 7366 df-oprab 7367 df-mpo 7368 df-1st 7938 df-2nd 7939 df-undef 8220 df-map 8772 df-proset 18258 df-poset 18277 df-plt 18292 df-lub 18308 df-glb 18309 df-join 18310 df-meet 18311 df-p0 18387 df-p1 18388 df-lat 18396 df-clat 18463 df-oposet 39675 df-ol 39677 df-oml 39678 df-covers 39765 df-ats 39766 df-atl 39797 df-cvlat 39821 df-hlat 39850 df-llines 39997 df-lplanes 39998 df-lvols 39999 df-lines 40000 df-psubsp 40002 df-pmap 40003 df-padd 40295 df-lhyp 40487 df-laut 40488 df-ldil 40603 df-ltrn 40604 df-trl 40658 df-tendo 41254 |
| This theorem is referenced by: cdleml3N 41477 |
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