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Mirrors > Home > MPE Home > Th. List > Mathboxes > tendo1ne0 | Structured version Visualization version GIF version |
Description: The identity (unity) is not equal to the zero trace-preserving endomorphism. (Contributed by NM, 8-Aug-2013.) |
Ref | Expression |
---|---|
tendoid0.b | ⊢ 𝐵 = (Base‘𝐾) |
tendoid0.h | ⊢ 𝐻 = (LHyp‘𝐾) |
tendoid0.t | ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
tendoid0.e | ⊢ 𝐸 = ((TEndo‘𝐾)‘𝑊) |
tendoid0.o | ⊢ 𝑂 = (𝑓 ∈ 𝑇 ↦ ( I ↾ 𝐵)) |
Ref | Expression |
---|---|
tendo1ne0 | ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( I ↾ 𝑇) ≠ 𝑂) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | tendoid0.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
2 | tendoid0.h | . . 3 ⊢ 𝐻 = (LHyp‘𝐾) | |
3 | tendoid0.t | . . 3 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) | |
4 | 1, 2, 3 | cdlemftr0 38578 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ∃𝑔 ∈ 𝑇 𝑔 ≠ ( I ↾ 𝐵)) |
5 | simp3 1137 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) → 𝑔 ≠ ( I ↾ 𝐵)) | |
6 | fveq1 6770 | . . . . . . . 8 ⊢ (( I ↾ 𝑇) = 𝑂 → (( I ↾ 𝑇)‘𝑔) = (𝑂‘𝑔)) | |
7 | 6 | adantl 482 | . . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ ( I ↾ 𝑇) = 𝑂) → (( I ↾ 𝑇)‘𝑔) = (𝑂‘𝑔)) |
8 | simpl2 1191 | . . . . . . . 8 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ ( I ↾ 𝑇) = 𝑂) → 𝑔 ∈ 𝑇) | |
9 | fvresi 7042 | . . . . . . . 8 ⊢ (𝑔 ∈ 𝑇 → (( I ↾ 𝑇)‘𝑔) = 𝑔) | |
10 | 8, 9 | syl 17 | . . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ ( I ↾ 𝑇) = 𝑂) → (( I ↾ 𝑇)‘𝑔) = 𝑔) |
11 | tendoid0.o | . . . . . . . . 9 ⊢ 𝑂 = (𝑓 ∈ 𝑇 ↦ ( I ↾ 𝐵)) | |
12 | 11, 1 | tendo02 38797 | . . . . . . . 8 ⊢ (𝑔 ∈ 𝑇 → (𝑂‘𝑔) = ( I ↾ 𝐵)) |
13 | 8, 12 | syl 17 | . . . . . . 7 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ ( I ↾ 𝑇) = 𝑂) → (𝑂‘𝑔) = ( I ↾ 𝐵)) |
14 | 7, 10, 13 | 3eqtr3d 2788 | . . . . . 6 ⊢ ((((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) ∧ ( I ↾ 𝑇) = 𝑂) → 𝑔 = ( I ↾ 𝐵)) |
15 | 14 | ex 413 | . . . . 5 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) → (( I ↾ 𝑇) = 𝑂 → 𝑔 = ( I ↾ 𝐵))) |
16 | 15 | necon3d 2966 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) → (𝑔 ≠ ( I ↾ 𝐵) → ( I ↾ 𝑇) ≠ 𝑂)) |
17 | 5, 16 | mpd 15 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑔 ∈ 𝑇 ∧ 𝑔 ≠ ( I ↾ 𝐵)) → ( I ↾ 𝑇) ≠ 𝑂) |
18 | 17 | rexlimdv3a 3217 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (∃𝑔 ∈ 𝑇 𝑔 ≠ ( I ↾ 𝐵) → ( I ↾ 𝑇) ≠ 𝑂)) |
19 | 4, 18 | mpd 15 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( I ↾ 𝑇) ≠ 𝑂) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1086 = wceq 1542 ∈ wcel 2110 ≠ wne 2945 ∃wrex 3067 ↦ cmpt 5162 I cid 5489 ↾ cres 5592 ‘cfv 6432 Basecbs 16910 HLchlt 37360 LHypclh 37994 LTrncltrn 38111 TEndoctendo 38762 |
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 1975 ax-7 2015 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2158 ax-12 2175 ax-ext 2711 ax-rep 5214 ax-sep 5227 ax-nul 5234 ax-pow 5292 ax-pr 5356 ax-un 7582 ax-riotaBAD 36963 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1545 df-fal 1555 df-ex 1787 df-nf 1791 df-sb 2072 df-mo 2542 df-eu 2571 df-clab 2718 df-cleq 2732 df-clel 2818 df-nfc 2891 df-ne 2946 df-ral 3071 df-rex 3072 df-reu 3073 df-rmo 3074 df-rab 3075 df-v 3433 df-sbc 3721 df-csb 3838 df-dif 3895 df-un 3897 df-in 3899 df-ss 3909 df-nul 4263 df-if 4466 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4846 df-iun 4932 df-iin 4933 df-br 5080 df-opab 5142 df-mpt 5163 df-id 5490 df-xp 5596 df-rel 5597 df-cnv 5598 df-co 5599 df-dm 5600 df-rn 5601 df-res 5602 df-ima 5603 df-iota 6390 df-fun 6434 df-fn 6435 df-f 6436 df-f1 6437 df-fo 6438 df-f1o 6439 df-fv 6440 df-riota 7228 df-ov 7274 df-oprab 7275 df-mpo 7276 df-1st 7824 df-2nd 7825 df-undef 8080 df-map 8600 df-proset 18011 df-poset 18029 df-plt 18046 df-lub 18062 df-glb 18063 df-join 18064 df-meet 18065 df-p0 18141 df-p1 18142 df-lat 18148 df-clat 18215 df-oposet 37186 df-ol 37188 df-oml 37189 df-covers 37276 df-ats 37277 df-atl 37308 df-cvlat 37332 df-hlat 37361 df-llines 37508 df-lplanes 37509 df-lvols 37510 df-lines 37511 df-psubsp 37513 df-pmap 37514 df-padd 37806 df-lhyp 37998 df-laut 37999 df-ldil 38114 df-ltrn 38115 df-trl 38169 |
This theorem is referenced by: cdleml9 38994 erngdvlem4 39001 erng1r 39005 erngdvlem4-rN 39009 dvalveclem 39035 dvheveccl 39122 dihord6apre 39266 dihatlat 39344 |
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