Mathbox for Norm Megill |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > Mathboxes > diainN | Structured version Visualization version GIF version |
Description: Inverse partial isomorphism A of an intersection. (Contributed by NM, 6-Dec-2013.) (New usage is discouraged.) |
Ref | Expression |
---|---|
diam.m | ⊢ ∧ = (meet‘𝐾) |
diam.h | ⊢ 𝐻 = (LHyp‘𝐾) |
diam.i | ⊢ 𝐼 = ((DIsoA‘𝐾)‘𝑊) |
Ref | Expression |
---|---|
diainN | ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (𝑋 ∩ 𝑌) = (𝐼‘((◡𝐼‘𝑋) ∧ (◡𝐼‘𝑌)))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 483 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
2 | diam.h | . . . . 5 ⊢ 𝐻 = (LHyp‘𝐾) | |
3 | diam.i | . . . . 5 ⊢ 𝐼 = ((DIsoA‘𝐾)‘𝑊) | |
4 | 2, 3 | diacnvclN 39065 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ∈ ran 𝐼) → (◡𝐼‘𝑋) ∈ dom 𝐼) |
5 | 4 | adantrr 714 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (◡𝐼‘𝑋) ∈ dom 𝐼) |
6 | 2, 3 | diacnvclN 39065 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑌 ∈ ran 𝐼) → (◡𝐼‘𝑌) ∈ dom 𝐼) |
7 | 6 | adantrl 713 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (◡𝐼‘𝑌) ∈ dom 𝐼) |
8 | diam.m | . . . 4 ⊢ ∧ = (meet‘𝐾) | |
9 | 8, 2, 3 | diameetN 39070 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ((◡𝐼‘𝑋) ∈ dom 𝐼 ∧ (◡𝐼‘𝑌) ∈ dom 𝐼)) → (𝐼‘((◡𝐼‘𝑋) ∧ (◡𝐼‘𝑌))) = ((𝐼‘(◡𝐼‘𝑋)) ∩ (𝐼‘(◡𝐼‘𝑌)))) |
10 | 1, 5, 7, 9 | syl12anc 834 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (𝐼‘((◡𝐼‘𝑋) ∧ (◡𝐼‘𝑌))) = ((𝐼‘(◡𝐼‘𝑋)) ∩ (𝐼‘(◡𝐼‘𝑌)))) |
11 | 2, 3 | diaf11N 39063 | . . . . 5 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → 𝐼:dom 𝐼–1-1-onto→ran 𝐼) |
12 | 11 | adantr 481 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → 𝐼:dom 𝐼–1-1-onto→ran 𝐼) |
13 | simprl 768 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → 𝑋 ∈ ran 𝐼) | |
14 | f1ocnvfv2 7149 | . . . 4 ⊢ ((𝐼:dom 𝐼–1-1-onto→ran 𝐼 ∧ 𝑋 ∈ ran 𝐼) → (𝐼‘(◡𝐼‘𝑋)) = 𝑋) | |
15 | 12, 13, 14 | syl2anc 584 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (𝐼‘(◡𝐼‘𝑋)) = 𝑋) |
16 | simprr 770 | . . . 4 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → 𝑌 ∈ ran 𝐼) | |
17 | f1ocnvfv2 7149 | . . . 4 ⊢ ((𝐼:dom 𝐼–1-1-onto→ran 𝐼 ∧ 𝑌 ∈ ran 𝐼) → (𝐼‘(◡𝐼‘𝑌)) = 𝑌) | |
18 | 12, 16, 17 | syl2anc 584 | . . 3 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (𝐼‘(◡𝐼‘𝑌)) = 𝑌) |
19 | 15, 18 | ineq12d 4147 | . 2 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → ((𝐼‘(◡𝐼‘𝑋)) ∩ (𝐼‘(◡𝐼‘𝑌))) = (𝑋 ∩ 𝑌)) |
20 | 10, 19 | eqtr2d 2779 | 1 ⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ (𝑋 ∈ ran 𝐼 ∧ 𝑌 ∈ ran 𝐼)) → (𝑋 ∩ 𝑌) = (𝐼‘((◡𝐼‘𝑋) ∧ (◡𝐼‘𝑌)))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1539 ∈ wcel 2106 ∩ cin 3886 ◡ccnv 5588 dom cdm 5589 ran crn 5590 –1-1-onto→wf1o 6432 ‘cfv 6433 (class class class)co 7275 meetcmee 18030 HLchlt 37364 LHypclh 37998 DIsoAcdia 39042 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-riotaBAD 36967 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-iin 4927 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-1st 7831 df-2nd 7832 df-undef 8089 df-map 8617 df-proset 18013 df-poset 18031 df-plt 18048 df-lub 18064 df-glb 18065 df-join 18066 df-meet 18067 df-p0 18143 df-p1 18144 df-lat 18150 df-clat 18217 df-oposet 37190 df-ol 37192 df-oml 37193 df-covers 37280 df-ats 37281 df-atl 37312 df-cvlat 37336 df-hlat 37365 df-llines 37512 df-lplanes 37513 df-lvols 37514 df-lines 37515 df-psubsp 37517 df-pmap 37518 df-padd 37810 df-lhyp 38002 df-laut 38003 df-ldil 38118 df-ltrn 38119 df-trl 38173 df-disoa 39043 |
This theorem is referenced by: (None) |
Copyright terms: Public domain | W3C validator |