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| Mirrors > Home > HSE Home > Th. List > h1datom | Structured version Visualization version GIF version | ||
| Description: A 1-dimensional subspace is an atom. (Contributed by NM, 22-Jul-2001.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| h1datom | ⊢ ((𝐴 ∈ Cℋ ∧ 𝐵 ∈ ℋ) → (𝐴 ⊆ (⊥‘(⊥‘{𝐵})) → (𝐴 = (⊥‘(⊥‘{𝐵})) ∨ 𝐴 = 0ℋ))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sseq1 3969 | . . 3 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) → (𝐴 ⊆ (⊥‘(⊥‘{𝐵})) ↔ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{𝐵})))) | |
| 2 | eqeq1 2733 | . . . 4 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) → (𝐴 = (⊥‘(⊥‘{𝐵})) ↔ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{𝐵})))) | |
| 3 | eqeq1 2733 | . . . 4 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) → (𝐴 = 0ℋ ↔ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ)) | |
| 4 | 2, 3 | orbi12d 918 | . . 3 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) → ((𝐴 = (⊥‘(⊥‘{𝐵})) ∨ 𝐴 = 0ℋ) ↔ (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{𝐵})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ))) |
| 5 | 1, 4 | imbi12d 344 | . 2 ⊢ (𝐴 = if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) → ((𝐴 ⊆ (⊥‘(⊥‘{𝐵})) → (𝐴 = (⊥‘(⊥‘{𝐵})) ∨ 𝐴 = 0ℋ)) ↔ (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{𝐵})) → (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{𝐵})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ)))) |
| 6 | sneq 4595 | . . . . . 6 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → {𝐵} = {if(𝐵 ∈ ℋ, 𝐵, 0ℎ)}) | |
| 7 | 6 | fveq2d 6844 | . . . . 5 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → (⊥‘{𝐵}) = (⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})) |
| 8 | 7 | fveq2d 6844 | . . . 4 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → (⊥‘(⊥‘{𝐵})) = (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)}))) |
| 9 | 8 | sseq2d 3976 | . . 3 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{𝐵})) ↔ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})))) |
| 10 | 8 | eqeq2d 2740 | . . . 4 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{𝐵})) ↔ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})))) |
| 11 | 10 | orbi1d 916 | . . 3 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → ((if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{𝐵})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ) ↔ (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ))) |
| 12 | 9, 11 | imbi12d 344 | . 2 ⊢ (𝐵 = if(𝐵 ∈ ℋ, 𝐵, 0ℎ) → ((if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{𝐵})) → (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{𝐵})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ)) ↔ (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})) → (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ)))) |
| 13 | h0elch 31157 | . . . 4 ⊢ 0ℋ ∈ Cℋ | |
| 14 | 13 | elimel 4554 | . . 3 ⊢ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ∈ Cℋ |
| 15 | ifhvhv0 30924 | . . 3 ⊢ if(𝐵 ∈ ℋ, 𝐵, 0ℎ) ∈ ℋ | |
| 16 | 14, 15 | h1datomi 31483 | . 2 ⊢ (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) ⊆ (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})) → (if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = (⊥‘(⊥‘{if(𝐵 ∈ ℋ, 𝐵, 0ℎ)})) ∨ if(𝐴 ∈ Cℋ , 𝐴, 0ℋ) = 0ℋ)) |
| 17 | 5, 12, 16 | dedth2h 4544 | 1 ⊢ ((𝐴 ∈ Cℋ ∧ 𝐵 ∈ ℋ) → (𝐴 ⊆ (⊥‘(⊥‘{𝐵})) → (𝐴 = (⊥‘(⊥‘{𝐵})) ∨ 𝐴 = 0ℋ))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∨ wo 847 = wceq 1540 ∈ wcel 2109 ⊆ wss 3911 ifcif 4484 {csn 4585 ‘cfv 6499 ℋchba 30821 0ℎc0v 30826 Cℋ cch 30831 ⊥cort 30832 0ℋc0h 30837 |
| 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 5229 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-inf2 9570 ax-cc 10364 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 ax-pre-sup 11122 ax-addf 11123 ax-mulf 11124 ax-hilex 30901 ax-hfvadd 30902 ax-hvcom 30903 ax-hvass 30904 ax-hv0cl 30905 ax-hvaddid 30906 ax-hfvmul 30907 ax-hvmulid 30908 ax-hvmulass 30909 ax-hvdistr1 30910 ax-hvdistr2 30911 ax-hvmul0 30912 ax-hfi 30981 ax-his1 30984 ax-his2 30985 ax-his3 30986 ax-his4 30987 ax-hcompl 31104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 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-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3351 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4868 df-int 4907 df-iun 4953 df-iin 4954 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-se 5585 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-isom 6508 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-of 7633 df-om 7823 df-1st 7947 df-2nd 7948 df-supp 8117 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-1o 8411 df-2o 8412 df-oadd 8415 df-omul 8416 df-er 8648 df-map 8778 df-pm 8779 df-ixp 8848 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-fsupp 9289 df-fi 9338 df-sup 9369 df-inf 9370 df-oi 9439 df-card 9868 df-acn 9871 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-div 11812 df-nn 12163 df-2 12225 df-3 12226 df-4 12227 df-5 12228 df-6 12229 df-7 12230 df-8 12231 df-9 12232 df-n0 12419 df-z 12506 df-dec 12626 df-uz 12770 df-q 12884 df-rp 12928 df-xneg 13048 df-xadd 13049 df-xmul 13050 df-ioo 13286 df-ico 13288 df-icc 13289 df-fz 13445 df-fzo 13592 df-fl 13730 df-seq 13943 df-exp 14003 df-hash 14272 df-cj 15041 df-re 15042 df-im 15043 df-sqrt 15177 df-abs 15178 df-clim 15430 df-rlim 15431 df-sum 15629 df-struct 17093 df-sets 17110 df-slot 17128 df-ndx 17140 df-base 17156 df-ress 17177 df-plusg 17209 df-mulr 17210 df-starv 17211 df-sca 17212 df-vsca 17213 df-ip 17214 df-tset 17215 df-ple 17216 df-ds 17218 df-unif 17219 df-hom 17220 df-cco 17221 df-rest 17361 df-topn 17362 df-0g 17380 df-gsum 17381 df-topgen 17382 df-pt 17383 df-prds 17386 df-xrs 17441 df-qtop 17446 df-imas 17447 df-xps 17449 df-mre 17523 df-mrc 17524 df-acs 17526 df-mgm 18543 df-sgrp 18622 df-mnd 18638 df-submnd 18687 df-mulg 18976 df-cntz 19225 df-cmn 19688 df-psmet 21232 df-xmet 21233 df-met 21234 df-bl 21235 df-mopn 21236 df-fbas 21237 df-fg 21238 df-cnfld 21241 df-top 22757 df-topon 22774 df-topsp 22796 df-bases 22809 df-cld 22882 df-ntr 22883 df-cls 22884 df-nei 22961 df-cn 23090 df-cnp 23091 df-lm 23092 df-haus 23178 df-tx 23425 df-hmeo 23618 df-fil 23709 df-fm 23801 df-flim 23802 df-flf 23803 df-xms 24184 df-ms 24185 df-tms 24186 df-cfil 25131 df-cau 25132 df-cmet 25133 df-grpo 30395 df-gid 30396 df-ginv 30397 df-gdiv 30398 df-ablo 30447 df-vc 30461 df-nv 30494 df-va 30497 df-ba 30498 df-sm 30499 df-0v 30500 df-vs 30501 df-nmcv 30502 df-ims 30503 df-dip 30603 df-ssp 30624 df-ph 30715 df-cbn 30765 df-hnorm 30870 df-hba 30871 df-hvsub 30873 df-hlim 30874 df-hcau 30875 df-sh 31109 df-ch 31123 df-oc 31154 df-ch0 31155 |
| This theorem is referenced by: h1da 32251 |
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