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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 41624 | . . 3 ⊢ ((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) → (𝑋 ∈ dom 𝐽 ↔ (𝑋 ∈ 𝐵 ∧ 𝑋 ≤ 𝑊))) |
| 6 | 5 | biimpar 481 | . 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 41730 | . 2 ⊢ (((𝐾 ∈ 𝑉 ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ∈ dom 𝐽) → (𝐼‘𝑋) = ((𝐽‘𝑋) × { 0 })) |
| 11 | 6, 10 | syldan 600 | 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 399 = wceq 1559 ∈ wcel 2141 {csn 4581 class class class wbr 5099 ↦ cmpt 5180 I cid 5539 × cxp 5643 dom cdm 5645 ↾ cres 5647 ‘cfv 6517 Basecbs 17228 lecple 17276 LHypclh 40572 LTrncltrn 40689 DIsoAcdia 41616 DIsoBcdib 41726 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5540 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-disoa 41617 df-dib 41727 |
| This theorem is referenced by: dibopelval2 41733 dibval3N 41734 dibelval3 41735 dibelval1st 41737 dibelval2nd 41740 dibn0 41741 dibord 41747 dib0 41752 dib1dim 41753 dibss 41757 diblss 41758 dihwN 41877 |
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