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| Mirrors > Home > MPE Home > Th. List > Mathboxes > mapdin | Structured version Visualization version GIF version | ||
| Description: Subspace intersection is preserved by the map defined by df-mapd 42682. Part of property (e) in [Baer] p. 40. (Contributed by NM, 12-Apr-2015.) |
| Ref | Expression |
|---|---|
| mapdin.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| mapdin.m | ⊢ 𝑀 = ((mapd‘𝐾)‘𝑊) |
| mapdin.u | ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| mapdin.s | ⊢ 𝑆 = (LSubSp‘𝑈) |
| mapdin.k | ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| mapdin.x | ⊢ (𝜑 → 𝑋 ∈ 𝑆) |
| mapdin.y | ⊢ (𝜑 → 𝑌 ∈ 𝑆) |
| Ref | Expression |
|---|---|
| mapdin | ⊢ (𝜑 → (𝑀‘(𝑋 ∩ 𝑌)) = ((𝑀‘𝑋) ∩ (𝑀‘𝑌))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | inss1 4182 | . . . 4 ⊢ (𝑋 ∩ 𝑌) ⊆ 𝑋 | |
| 2 | mapdin.h | . . . . 5 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 3 | mapdin.u | . . . . 5 ⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) | |
| 4 | mapdin.s | . . . . 5 ⊢ 𝑆 = (LSubSp‘𝑈) | |
| 5 | mapdin.m | . . . . 5 ⊢ 𝑀 = ((mapd‘𝐾)‘𝑊) | |
| 6 | mapdin.k | . . . . 5 ⊢ (𝜑 → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) | |
| 7 | 2, 3, 6 | dvhlmod 42167 | . . . . . 6 ⊢ (𝜑 → 𝑈 ∈ LMod) |
| 8 | mapdin.x | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ 𝑆) | |
| 9 | mapdin.y | . . . . . 6 ⊢ (𝜑 → 𝑌 ∈ 𝑆) | |
| 10 | 4 | lssincl 21240 | . . . . . 6 ⊢ ((𝑈 ∈ LMod ∧ 𝑋 ∈ 𝑆 ∧ 𝑌 ∈ 𝑆) → (𝑋 ∩ 𝑌) ∈ 𝑆) |
| 11 | 7, 8, 9, 10 | syl3anc 1398 | . . . . 5 ⊢ (𝜑 → (𝑋 ∩ 𝑌) ∈ 𝑆) |
| 12 | 2, 3, 4, 5, 6, 11, 8 | mapdord 42695 | . . . 4 ⊢ (𝜑 → ((𝑀‘(𝑋 ∩ 𝑌)) ⊆ (𝑀‘𝑋) ↔ (𝑋 ∩ 𝑌) ⊆ 𝑋)) |
| 13 | 1, 12 | mpbiri 261 | . . 3 ⊢ (𝜑 → (𝑀‘(𝑋 ∩ 𝑌)) ⊆ (𝑀‘𝑋)) |
| 14 | inss2 4183 | . . . 4 ⊢ (𝑋 ∩ 𝑌) ⊆ 𝑌 | |
| 15 | 2, 3, 4, 5, 6, 11, 9 | mapdord 42695 | . . . 4 ⊢ (𝜑 → ((𝑀‘(𝑋 ∩ 𝑌)) ⊆ (𝑀‘𝑌) ↔ (𝑋 ∩ 𝑌) ⊆ 𝑌)) |
| 16 | 14, 15 | mpbiri 261 | . . 3 ⊢ (𝜑 → (𝑀‘(𝑋 ∩ 𝑌)) ⊆ (𝑀‘𝑌)) |
| 17 | 13, 16 | ssind 4186 | . 2 ⊢ (𝜑 → (𝑀‘(𝑋 ∩ 𝑌)) ⊆ ((𝑀‘𝑋) ∩ (𝑀‘𝑌))) |
| 18 | eqid 2761 | . . . . 5 ⊢ ((LCDual‘𝐾)‘𝑊) = ((LCDual‘𝐾)‘𝑊) | |
| 19 | eqid 2761 | . . . . . . 7 ⊢ (LSubSp‘((LCDual‘𝐾)‘𝑊)) = (LSubSp‘((LCDual‘𝐾)‘𝑊)) | |
| 20 | 2, 5, 3, 4, 18, 19, 6, 8 | mapdcl2 42713 | . . . . . 6 ⊢ (𝜑 → (𝑀‘𝑋) ∈ (LSubSp‘((LCDual‘𝐾)‘𝑊))) |
| 21 | 2, 5, 18, 19, 6 | mapdrn2 42708 | . . . . . 6 ⊢ (𝜑 → ran 𝑀 = (LSubSp‘((LCDual‘𝐾)‘𝑊))) |
| 22 | 20, 21 | eleqtrrd 2864 | . . . . 5 ⊢ (𝜑 → (𝑀‘𝑋) ∈ ran 𝑀) |
| 23 | 2, 5, 3, 4, 18, 19, 6, 9 | mapdcl2 42713 | . . . . . 6 ⊢ (𝜑 → (𝑀‘𝑌) ∈ (LSubSp‘((LCDual‘𝐾)‘𝑊))) |
| 24 | 23, 21 | eleqtrrd 2864 | . . . . 5 ⊢ (𝜑 → (𝑀‘𝑌) ∈ ran 𝑀) |
| 25 | 2, 5, 3, 18, 6, 22, 24 | mapdincl 42718 | . . . 4 ⊢ (𝜑 → ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ∈ ran 𝑀) |
| 26 | 2, 5, 6, 25 | mapdcnvid2 42714 | . . 3 ⊢ (𝜑 → (𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) = ((𝑀‘𝑋) ∩ (𝑀‘𝑌))) |
| 27 | inss1 4182 | . . . . . . 7 ⊢ ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ⊆ (𝑀‘𝑋) | |
| 28 | 26, 27 | eqsstrdi 3975 | . . . . . 6 ⊢ (𝜑 → (𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) ⊆ (𝑀‘𝑋)) |
| 29 | 2, 18, 6 | lcdlmod 42649 | . . . . . . . . . 10 ⊢ (𝜑 → ((LCDual‘𝐾)‘𝑊) ∈ LMod) |
| 30 | 19 | lssincl 21240 | . . . . . . . . . 10 ⊢ ((((LCDual‘𝐾)‘𝑊) ∈ LMod ∧ (𝑀‘𝑋) ∈ (LSubSp‘((LCDual‘𝐾)‘𝑊)) ∧ (𝑀‘𝑌) ∈ (LSubSp‘((LCDual‘𝐾)‘𝑊))) → ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ∈ (LSubSp‘((LCDual‘𝐾)‘𝑊))) |
| 31 | 29, 20, 23, 30 | syl3anc 1398 | . . . . . . . . 9 ⊢ (𝜑 → ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ∈ (LSubSp‘((LCDual‘𝐾)‘𝑊))) |
| 32 | 31, 21 | eleqtrrd 2864 | . . . . . . . 8 ⊢ (𝜑 → ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ∈ ran 𝑀) |
| 33 | 2, 5, 3, 4, 6, 32 | mapdcnvcl 42709 | . . . . . . 7 ⊢ (𝜑 → (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ∈ 𝑆) |
| 34 | 2, 3, 4, 5, 6, 33, 8 | mapdord 42695 | . . . . . 6 ⊢ (𝜑 → ((𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) ⊆ (𝑀‘𝑋) ↔ (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ⊆ 𝑋)) |
| 35 | 28, 34 | mpbid 235 | . . . . 5 ⊢ (𝜑 → (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ⊆ 𝑋) |
| 36 | 2, 5, 6, 32 | mapdcnvid2 42714 | . . . . . . 7 ⊢ (𝜑 → (𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) = ((𝑀‘𝑋) ∩ (𝑀‘𝑌))) |
| 37 | inss2 4183 | . . . . . . 7 ⊢ ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ⊆ (𝑀‘𝑌) | |
| 38 | 36, 37 | eqsstrdi 3975 | . . . . . 6 ⊢ (𝜑 → (𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) ⊆ (𝑀‘𝑌)) |
| 39 | 2, 3, 4, 5, 6, 33, 9 | mapdord 42695 | . . . . . 6 ⊢ (𝜑 → ((𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) ⊆ (𝑀‘𝑌) ↔ (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ⊆ 𝑌)) |
| 40 | 38, 39 | mpbid 235 | . . . . 5 ⊢ (𝜑 → (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ⊆ 𝑌) |
| 41 | 35, 40 | ssind 4186 | . . . 4 ⊢ (𝜑 → (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ⊆ (𝑋 ∩ 𝑌)) |
| 42 | 2, 3, 4, 5, 6, 33, 11 | mapdord 42695 | . . . 4 ⊢ (𝜑 → ((𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) ⊆ (𝑀‘(𝑋 ∩ 𝑌)) ↔ (◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌))) ⊆ (𝑋 ∩ 𝑌))) |
| 43 | 41, 42 | mpbird 260 | . . 3 ⊢ (𝜑 → (𝑀‘(◡𝑀‘((𝑀‘𝑋) ∩ (𝑀‘𝑌)))) ⊆ (𝑀‘(𝑋 ∩ 𝑌))) |
| 44 | 26, 43 | eqsstrrd 3966 | . 2 ⊢ (𝜑 → ((𝑀‘𝑋) ∩ (𝑀‘𝑌)) ⊆ (𝑀‘(𝑋 ∩ 𝑌))) |
| 45 | 17, 44 | eqssd 3948 | 1 ⊢ (𝜑 → (𝑀‘(𝑋 ∩ 𝑌)) = ((𝑀‘𝑋) ∩ (𝑀‘𝑌))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∩ cin 3898 ⊆ wss 3899 ◡ccnv 5650 ran crn 5652 ‘cfv 6538 LModclmod 21135 LSubSpclss 21206 HLchlt 40407 LHypclh 41041 DVecHcdvh 42135 LCDualclcd 42643 mapdcmpd 42681 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 ax-riotaBAD 40010 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-of 7693 df-om 7878 df-1st 8001 df-2nd 8002 df-tpos 8243 df-undef 8290 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-1o 8476 df-2o 8477 df-er 8717 df-map 8849 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-nn 12336 df-2 12405 df-3 12406 df-4 12407 df-5 12408 df-6 12409 df-n0 12607 df-z 12694 df-uz 12966 df-fz 13640 df-struct 17325 df-sets 17342 df-slot 17360 df-ndx 17372 df-base 17388 df-ress 17409 df-plusg 17441 df-mulr 17442 df-sca 17444 df-vsca 17445 df-0g 17612 df-mre 17756 df-mrc 17757 df-acs 17759 df-proset 18468 df-poset 18487 df-plt 18502 df-lub 18518 df-glb 18519 df-join 18520 df-meet 18521 df-p0 18597 df-p1 18598 df-lat 18606 df-clat 18673 df-mgm 18816 df-sgrp 18908 df-mnd 18924 df-submnd 18979 df-grp 19147 df-minusg 19148 df-sbg 19149 df-subg 19333 df-cntz 19531 df-oppg 19560 df-lsm 19850 df-cmn 19996 df-abl 19997 df-mgp 20361 df-rng 20375 df-ur 20408 df-ring 20461 df-oppr 20567 df-dvdsr 20587 df-unit 20588 df-invr 20618 df-dvr 20631 df-nzr 20763 df-rlreg 20946 df-domn 20947 df-drng 20982 df-lmod 21137 df-lss 21207 df-lsp 21247 df-lvec 21378 df-lsatoms 40033 df-lshyp 40034 df-lcv 40076 df-lfl 40115 df-lkr 40143 df-ldual 40181 df-oposet 40233 df-ol 40235 df-oml 40236 df-covers 40323 df-ats 40324 df-atl 40355 df-cvlat 40379 df-hlat 40408 df-llines 40555 df-lplanes 40556 df-lvols 40557 df-lines 40558 df-psubsp 40560 df-pmap 40561 df-padd 40853 df-lhyp 41045 df-laut 41046 df-ldil 41161 df-ltrn 41162 df-trl 41216 df-tgrp 41800 df-tendo 41812 df-edring 41814 df-dveca 42060 df-disoa 42086 df-dvech 42136 df-dib 42196 df-dic 42230 df-dih 42286 df-doch 42405 df-djh 42452 df-lcdual 42644 df-mapd 42682 |
| This theorem is used by: mapdheq4lem 42788 mapdh6lem1N 42790 mapdh6lem2N 42791 hdmap1l6lem1 42864 hdmap1l6lem2 42865 |
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