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| Mirrors > Home > MPE Home > Th. List > Mathboxes > dibval2 | Structured version Visualization version GIF version | ||
| Description: Value of the partial isomorphism B. (Contributed by NM, 18-Jan-2014.) |
| Ref | Expression |
|---|---|
| dibval2.b | ⊢ 𝐵 = (Base‘𝐾) |
| dibval2.l | ⊢ ≤ = (le‘𝐾) |
| dibval2.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| dibval2.t | ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
| dibval2.o | ⊢ 0 = (𝑓 ∈ 𝑇 ↦ ( I ↾ 𝐵)) |
| dibval2.j | ⊢ 𝐽 = ((DIsoA‘𝐾)‘𝑊) |
| dibval2.i | ⊢ 𝐼 = ((DIsoB‘𝐾)‘𝑊) |
| Ref | Expression |
|---|---|
| dibval2 | ⊢ (((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑋 ≤ 𝑊)) → (𝐼‘𝑋) = ((𝐽‘𝑋) × { 0 })) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dibval2.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 2 | dibval2.l | . . . 4 ⊢ ≤ = (le‘𝐾) | |
| 3 | dibval2.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 4 | dibval2.j | . . . 4 ⊢ 𝐽 = ((DIsoA‘𝐾)‘𝑊) | |
| 5 | 1, 2, 3, 4 | diaeldm 41018 | . . 3 ⊢ ((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) → (𝑋 ∈ dom 𝐽 ↔ (𝑋 ∈ 𝐵 ∧ 𝑋 ≤ 𝑊))) |
| 6 | 5 | biimpar 477 | . 2 ⊢ (((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑋 ≤ 𝑊)) → 𝑋 ∈ dom 𝐽) |
| 7 | dibval2.t | . . 3 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) | |
| 8 | dibval2.o | . . 3 ⊢ 0 = (𝑓 ∈ 𝑇 ↦ ( I ↾ 𝐵)) | |
| 9 | dibval2.i | . . 3 ⊢ 𝐼 = ((DIsoB‘𝐾)‘𝑊) | |
| 10 | 1, 3, 7, 8, 4, 9 | dibval 41124 | . 2 ⊢ (((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ∈ dom 𝐽) → (𝐼‘𝑋) = ((𝐽‘𝑋) × { 0 })) |
| 11 | 6, 10 | syldan 591 | 1 ⊢ (((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ 𝐵 ∧ 𝑋 ≤ 𝑊)) → (𝐼‘𝑋) = ((𝐽‘𝑋) × { 0 })) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 {csn 4579 class class class wbr 5095 ↦ cmpt 5176 I cid 5517 × cxp 5621 dom cdm 5623 ↾ cres 5625 ‘cfv 6486 Basecbs 17138 lecple 17186 LHypclh 39966 LTrncltrn 40083 DIsoAcdia 41010 DIsoBcdib 41120 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5221 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7675 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-ral 3045 df-rex 3054 df-reu 3346 df-rab 3397 df-v 3440 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4862 df-iun 4946 df-br 5096 df-opab 5158 df-mpt 5177 df-id 5518 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-disoa 41011 df-dib 41121 |
| This theorem is referenced by: dibopelval2 41127 dibval3N 41128 dibelval3 41129 dibelval1st 41131 dibelval2nd 41134 dibn0 41135 dibord 41141 dib0 41146 dib1dim 41147 dibss 41151 diblss 41152 dihwN 41271 |
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