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| Mirrors > Home > HSE Home > Th. List > pjocini | Structured version Visualization version GIF version | ||
| Description: Membership of projection in orthocomplement of intersection. (Contributed by NM, 21-Apr-2001.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| pjocin.1 | ⊢ 𝐺 ∈ Cℋ |
| pjocin.2 | ⊢ 𝐻 ∈ Cℋ |
| Ref | Expression |
|---|---|
| pjocini | ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → ((projℎ‘𝐺)‘𝐴) ∈ (⊥‘(𝐺 ∩ 𝐻))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pjocin.1 | . . 3 ⊢ 𝐺 ∈ Cℋ | |
| 2 | pjocin.2 | . . . . . 6 ⊢ 𝐻 ∈ Cℋ | |
| 3 | 1, 2 | chincli 32069 | . . . . 5 ⊢ (𝐺 ∩ 𝐻) ∈ Cℋ |
| 4 | 3 | choccli 31916 | . . . 4 ⊢ (⊥‘(𝐺 ∩ 𝐻)) ∈ Cℋ |
| 5 | 4 | cheli 31841 | . . 3 ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → 𝐴 ∈ ℋ) |
| 6 | pjpo 32037 | . . 3 ⊢ ((𝐺 ∈ Cℋ ∧ 𝐴 ∈ ℋ) → ((projℎ‘𝐺)‘𝐴) = (𝐴 −ℎ ((projℎ‘(⊥‘𝐺))‘𝐴))) | |
| 7 | 1, 5, 6 | sylancr 599 | . 2 ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → ((projℎ‘𝐺)‘𝐴) = (𝐴 −ℎ ((projℎ‘(⊥‘𝐺))‘𝐴))) |
| 8 | inss1 4132 | . . . . 5 ⊢ (𝐺 ∩ 𝐻) ⊆ 𝐺 | |
| 9 | 3, 1 | chsscon3i 32070 | . . . . 5 ⊢ ((𝐺 ∩ 𝐻) ⊆ 𝐺 ↔ (⊥‘𝐺) ⊆ (⊥‘(𝐺 ∩ 𝐻))) |
| 10 | 8, 9 | mpbi 233 | . . . 4 ⊢ (⊥‘𝐺) ⊆ (⊥‘(𝐺 ∩ 𝐻)) |
| 11 | 1 | choccli 31916 | . . . . . 6 ⊢ (⊥‘𝐺) ∈ Cℋ |
| 12 | 11 | pjcli 32026 | . . . . 5 ⊢ (𝐴 ∈ ℋ → ((projℎ‘(⊥‘𝐺))‘𝐴) ∈ (⊥‘𝐺)) |
| 13 | 5, 12 | syl 18 | . . . 4 ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → ((projℎ‘(⊥‘𝐺))‘𝐴) ∈ (⊥‘𝐺)) |
| 14 | 10, 13 | sselid 3907 | . . 3 ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → ((projℎ‘(⊥‘𝐺))‘𝐴) ∈ (⊥‘(𝐺 ∩ 𝐻))) |
| 15 | 4 | chshii 31836 | . . . 4 ⊢ (⊥‘(𝐺 ∩ 𝐻)) ∈ Sℋ |
| 16 | shsubcl 31829 | . . . 4 ⊢ (((⊥‘(𝐺 ∩ 𝐻)) ∈ Sℋ ∧ 𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) ∧ ((projℎ‘(⊥‘𝐺))‘𝐴) ∈ (⊥‘(𝐺 ∩ 𝐻))) → (𝐴 −ℎ ((projℎ‘(⊥‘𝐺))‘𝐴)) ∈ (⊥‘(𝐺 ∩ 𝐻))) | |
| 17 | 15, 16 | mp3an1 1477 | . . 3 ⊢ ((𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) ∧ ((projℎ‘(⊥‘𝐺))‘𝐴) ∈ (⊥‘(𝐺 ∩ 𝐻))) → (𝐴 −ℎ ((projℎ‘(⊥‘𝐺))‘𝐴)) ∈ (⊥‘(𝐺 ∩ 𝐻))) |
| 18 | 14, 17 | mpdan 700 | . 2 ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → (𝐴 −ℎ ((projℎ‘(⊥‘𝐺))‘𝐴)) ∈ (⊥‘(𝐺 ∩ 𝐻))) |
| 19 | 7, 18 | eqeltrd 2860 | 1 ⊢ (𝐴 ∈ (⊥‘(𝐺 ∩ 𝐻)) → ((projℎ‘𝐺)‘𝐴) ∈ (⊥‘(𝐺 ∩ 𝐻))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ⊆ wss 3896 ∩ cin 4088 ‘cfv 6541 (class class class)co 7422 ℋchba 31528 −ℎ cmv 31534 Sℋ csh 31537 Cℋ cch 31538 ⊥cort 31539 projℎcpjh 31546 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7753 ax-inf2 9647 ax-cc 10518 ax-cnex 11261 ax-resscn 11262 ax-1cn 11263 ax-icn 11264 ax-addcl 11265 ax-addrcl 11266 ax-mulcl 11267 ax-mulrcl 11268 ax-mulcom 11269 ax-addass 11270 ax-mulass 11271 ax-distr 11272 ax-i2m1 11273 ax-1ne0 11274 ax-1rid 11275 ax-rnegex 11276 ax-rrecex 11277 ax-cnre 11278 ax-pre-lttri 11279 ax-pre-lttrn 11280 ax-pre-ltadd 11281 ax-pre-mulgt0 11282 ax-pre-sup 11283 ax-addf 11284 ax-mulf 11285 ax-hilex 31608 ax-hfvadd 31609 ax-hvcom 31610 ax-hvass 31611 ax-hv0cl 31612 ax-hvaddid 31613 ax-hfvmul 31614 ax-hvmulid 31615 ax-hvmulass 31616 ax-hvdistr1 31617 ax-hvdistr2 31618 ax-hvmul0 31619 ax-hfi 31688 ax-his1 31691 ax-his2 31692 ax-his3 31693 ax-his4 31694 ax-hcompl 31811 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-pss 4013 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-se 5604 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6543 df-fn 6544 df-f 6545 df-f1 6546 df-fo 6547 df-f1o 6548 df-fv 6549 df-isom 6550 df-riota 7379 df-ov 7425 df-oprab 7426 df-mpo 7427 df-of 7695 df-om 7880 df-1st 8003 df-2nd 8004 df-supp 8182 df-frecs 8304 df-wrecs 8335 df-recs 8384 df-rdg 8423 df-1o 8481 df-2o 8482 df-oadd 8485 df-omul 8486 df-er 8722 df-map 8854 df-pm 8855 df-ixp 8931 df-en 8979 df-dom 8980 df-sdom 8981 df-fin 8982 df-fsupp 9359 df-fi 9408 df-sup 9439 df-inf 9440 df-oi 9509 df-card 10025 df-acn 10028 df-pnf 11350 df-mnf 11351 df-xr 11352 df-ltxr 11353 df-le 11354 df-sub 11548 df-neg 11549 df-div 11979 df-nn 12341 df-2 12410 df-3 12411 df-4 12412 df-5 12413 df-6 12414 df-7 12415 df-8 12416 df-9 12417 df-n0 12612 df-z 12699 df-dec 12820 df-uz 12971 df-q 13081 df-rp 13126 df-xneg 13246 df-xadd 13247 df-xmul 13248 df-ioo 13485 df-ico 13487 df-icc 13488 df-fz 13645 df-fzo 13794 df-fl 13937 df-seq 14150 df-exp 14210 df-hash 14480 df-cj 15273 df-re 15274 df-im 15275 df-sqrt 15409 df-abs 15410 df-clim 15662 df-rlim 15663 df-sum 15861 df-struct 17332 df-sets 17349 df-slot 17367 df-ndx 17379 df-base 17395 df-ress 17416 df-plusg 17448 df-mulr 17449 df-starv 17450 df-sca 17451 df-vsca 17452 df-ip 17453 df-tset 17454 df-ple 17455 df-ds 17457 df-unif 17458 df-hom 17459 df-cco 17460 df-rest 17600 df-topn 17601 df-0g 17619 df-gsum 17620 df-topgen 17621 df-pt 17622 df-prds 17625 df-xrs 17681 df-qtop 17686 df-imas 17687 df-xps 17689 df-mre 17763 df-mrc 17764 df-acs 17766 df-mgm 18823 df-sgrp 18915 df-mnd 18931 df-submnd 18986 df-mulg 19285 df-cntz 19538 df-cmn 20003 df-psmet 21677 df-xmet 21678 df-met 21679 df-bl 21680 df-mopn 21681 df-fbas 21682 df-fg 21683 df-cnfld 21686 df-top 23219 df-topon 23236 df-topsp 23258 df-bases 23271 df-cld 23344 df-ntr 23345 df-cls 23346 df-nei 23423 df-cn 23552 df-cnp 23553 df-lm 23554 df-haus 23640 df-tx 23888 df-hmeo 24081 df-fil 24172 df-fm 24264 df-flim 24265 df-flf 24266 df-xms 24646 df-ms 24647 df-tms 24648 df-cfil 25583 df-cau 25584 df-cmet 25585 df-grpo 31102 df-gid 31103 df-ginv 31104 df-gdiv 31105 df-ablo 31154 df-vc 31168 df-nv 31201 df-va 31204 df-ba 31205 df-sm 31206 df-0v 31207 df-vs 31208 df-nmcv 31209 df-ims 31210 df-dip 31310 df-ssp 31331 df-ph 31422 df-cbn 31472 df-hnorm 31577 df-hba 31578 df-hvsub 31580 df-hlim 31581 df-hcau 31582 df-sh 31816 df-ch 31830 df-oc 31861 df-ch0 31862 df-shs 31917 df-pjh 32004 |
| This theorem is used by: (None) |
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