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| Mirrors > Home > HSE Home > Th. List > h1de2ctlem | Structured version Visualization version GIF version | ||
| Description: Lemma for h1de2ci 31945. (Contributed by NM, 19-Jul-2001.) (Revised by Mario Carneiro, 15-May-2014.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| h1de2.1 | ⊢ 𝐴 ∈ ℋ |
| h1de2.2 | ⊢ 𝐵 ∈ ℋ |
| Ref | Expression |
|---|---|
| h1de2ctlem | ⊢ (𝐴 ∈ (⊥‘(⊥‘{𝐵})) ↔ ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | h1de2.1 | . . . . . . . 8 ⊢ 𝐴 ∈ ℋ | |
| 2 | 1 | elexi 3480 | . . . . . . 7 ⊢ 𝐴 ∈ V |
| 3 | 2 | elsn 4609 | . . . . . 6 ⊢ (𝐴 ∈ {0ℎ} ↔ 𝐴 = 0ℎ) |
| 4 | hsn0elch 31637 | . . . . . . . 8 ⊢ {0ℎ} ∈ Cℋ | |
| 5 | 4 | ococi 31794 | . . . . . . 7 ⊢ (⊥‘(⊥‘{0ℎ})) = {0ℎ} |
| 6 | 5 | eleq2i 2858 | . . . . . 6 ⊢ (𝐴 ∈ (⊥‘(⊥‘{0ℎ})) ↔ 𝐴 ∈ {0ℎ}) |
| 7 | h1de2.2 | . . . . . . . 8 ⊢ 𝐵 ∈ ℋ | |
| 8 | ax-hvmul0 31399 | . . . . . . . 8 ⊢ (𝐵 ∈ ℋ → (0 ·ℎ 𝐵) = 0ℎ) | |
| 9 | 7, 8 | ax-mp 5 | . . . . . . 7 ⊢ (0 ·ℎ 𝐵) = 0ℎ |
| 10 | 9 | eqeq2i 2779 | . . . . . 6 ⊢ (𝐴 = (0 ·ℎ 𝐵) ↔ 𝐴 = 0ℎ) |
| 11 | 3, 6, 10 | 3bitr4ri 307 | . . . . 5 ⊢ (𝐴 = (0 ·ℎ 𝐵) ↔ 𝐴 ∈ (⊥‘(⊥‘{0ℎ}))) |
| 12 | sneq 4604 | . . . . . . . 8 ⊢ (𝐵 = 0ℎ → {𝐵} = {0ℎ}) | |
| 13 | 12 | fveq2d 6892 | . . . . . . 7 ⊢ (𝐵 = 0ℎ → (⊥‘{𝐵}) = (⊥‘{0ℎ})) |
| 14 | 13 | fveq2d 6892 | . . . . . 6 ⊢ (𝐵 = 0ℎ → (⊥‘(⊥‘{𝐵})) = (⊥‘(⊥‘{0ℎ}))) |
| 15 | 14 | eleq2d 2852 | . . . . 5 ⊢ (𝐵 = 0ℎ → (𝐴 ∈ (⊥‘(⊥‘{𝐵})) ↔ 𝐴 ∈ (⊥‘(⊥‘{0ℎ})))) |
| 16 | 11, 15 | bitr4id 293 | . . . 4 ⊢ (𝐵 = 0ℎ → (𝐴 = (0 ·ℎ 𝐵) ↔ 𝐴 ∈ (⊥‘(⊥‘{𝐵})))) |
| 17 | 0cn 11216 | . . . . 5 ⊢ 0 ∈ ℂ | |
| 18 | oveq1 7430 | . . . . . 6 ⊢ (𝑥 = 0 → (𝑥 ·ℎ 𝐵) = (0 ·ℎ 𝐵)) | |
| 19 | 18 | rspceeqv 3607 | . . . . 5 ⊢ ((0 ∈ ℂ ∧ 𝐴 = (0 ·ℎ 𝐵)) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| 20 | 17, 19 | mpan 703 | . . . 4 ⊢ (𝐴 = (0 ·ℎ 𝐵) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| 21 | 16, 20 | biimtrrdi 257 | . . 3 ⊢ (𝐵 = 0ℎ → (𝐴 ∈ (⊥‘(⊥‘{𝐵})) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵))) |
| 22 | 1, 7 | h1de2bi 31943 | . . . 4 ⊢ (𝐵 ≠ 0ℎ → (𝐴 ∈ (⊥‘(⊥‘{𝐵})) ↔ 𝐴 = (((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ·ℎ 𝐵))) |
| 23 | his6 31488 | . . . . . . . . 9 ⊢ (𝐵 ∈ ℋ → ((𝐵 ·ih 𝐵) = 0 ↔ 𝐵 = 0ℎ)) | |
| 24 | 7, 23 | ax-mp 5 | . . . . . . . 8 ⊢ ((𝐵 ·ih 𝐵) = 0 ↔ 𝐵 = 0ℎ) |
| 25 | 24 | necon3bii 3013 | . . . . . . 7 ⊢ ((𝐵 ·ih 𝐵) ≠ 0 ↔ 𝐵 ≠ 0ℎ) |
| 26 | 1, 7 | hicli 31470 | . . . . . . . 8 ⊢ (𝐴 ·ih 𝐵) ∈ ℂ |
| 27 | 7, 7 | hicli 31470 | . . . . . . . 8 ⊢ (𝐵 ·ih 𝐵) ∈ ℂ |
| 28 | 26, 27 | divclzi 11968 | . . . . . . 7 ⊢ ((𝐵 ·ih 𝐵) ≠ 0 → ((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ∈ ℂ) |
| 29 | 25, 28 | sylbir 238 | . . . . . 6 ⊢ (𝐵 ≠ 0ℎ → ((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ∈ ℂ) |
| 30 | oveq1 7430 | . . . . . . 7 ⊢ (𝑥 = ((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) → (𝑥 ·ℎ 𝐵) = (((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ·ℎ 𝐵)) | |
| 31 | 30 | rspceeqv 3607 | . . . . . 6 ⊢ ((((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ∈ ℂ ∧ 𝐴 = (((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ·ℎ 𝐵)) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| 32 | 29, 31 | sylan 592 | . . . . 5 ⊢ ((𝐵 ≠ 0ℎ ∧ 𝐴 = (((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ·ℎ 𝐵)) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| 33 | 32 | ex 418 | . . . 4 ⊢ (𝐵 ≠ 0ℎ → (𝐴 = (((𝐴 ·ih 𝐵) / (𝐵 ·ih 𝐵)) ·ℎ 𝐵) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵))) |
| 34 | 22, 33 | sylbid 243 | . . 3 ⊢ (𝐵 ≠ 0ℎ → (𝐴 ∈ (⊥‘(⊥‘{𝐵})) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵))) |
| 35 | 21, 34 | pm2.61ine 3044 | . 2 ⊢ (𝐴 ∈ (⊥‘(⊥‘{𝐵})) → ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| 36 | snssi 4756 | . . . . . . . 8 ⊢ (𝐵 ∈ ℋ → {𝐵} ⊆ ℋ) | |
| 37 | occl 31693 | . . . . . . . 8 ⊢ ({𝐵} ⊆ ℋ → (⊥‘{𝐵}) ∈ Cℋ ) | |
| 38 | 7, 36, 37 | mp2b 10 | . . . . . . 7 ⊢ (⊥‘{𝐵}) ∈ Cℋ |
| 39 | 38 | choccli 31696 | . . . . . 6 ⊢ (⊥‘(⊥‘{𝐵})) ∈ Cℋ |
| 40 | 39 | chshii 31616 | . . . . 5 ⊢ (⊥‘(⊥‘{𝐵})) ∈ Sℋ |
| 41 | h1did 31940 | . . . . . 6 ⊢ (𝐵 ∈ ℋ → 𝐵 ∈ (⊥‘(⊥‘{𝐵}))) | |
| 42 | 7, 41 | ax-mp 5 | . . . . 5 ⊢ 𝐵 ∈ (⊥‘(⊥‘{𝐵})) |
| 43 | shmulcl 31607 | . . . . 5 ⊢ (((⊥‘(⊥‘{𝐵})) ∈ Sℋ ∧ 𝑥 ∈ ℂ ∧ 𝐵 ∈ (⊥‘(⊥‘{𝐵}))) → (𝑥 ·ℎ 𝐵) ∈ (⊥‘(⊥‘{𝐵}))) | |
| 44 | 40, 42, 43 | mp3an13 1481 | . . . 4 ⊢ (𝑥 ∈ ℂ → (𝑥 ·ℎ 𝐵) ∈ (⊥‘(⊥‘{𝐵}))) |
| 45 | eleq1 2854 | . . . 4 ⊢ (𝐴 = (𝑥 ·ℎ 𝐵) → (𝐴 ∈ (⊥‘(⊥‘{𝐵})) ↔ (𝑥 ·ℎ 𝐵) ∈ (⊥‘(⊥‘{𝐵})))) | |
| 46 | 44, 45 | syl5ibrcom 250 | . . 3 ⊢ (𝑥 ∈ ℂ → (𝐴 = (𝑥 ·ℎ 𝐵) → 𝐴 ∈ (⊥‘(⊥‘{𝐵})))) |
| 47 | 46 | rexlimiv 3162 | . 2 ⊢ (∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵) → 𝐴 ∈ (⊥‘(⊥‘{𝐵}))) |
| 48 | 35, 47 | impbii 212 | 1 ⊢ (𝐴 ∈ (⊥‘(⊥‘{𝐵})) ↔ ∃𝑥 ∈ ℂ 𝐴 = (𝑥 ·ℎ 𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1570 ∈ wcel 2146 ≠ wne 2961 ∃wrex 3092 ⊆ wss 3908 {csn 4594 ‘cfv 6543 (class class class)co 7423 ℂcc 11116 0cc0 11118 / cdiv 11889 ℋchba 31308 ·ℎ csm 31310 ·ih csp 31311 0ℎc0v 31313 Sℋ csh 31317 Cℋ cch 31318 ⊥cort 31319 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-inf2 9620 ax-cc 10437 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 ax-pre-sup 11196 ax-addf 11197 ax-mulf 11198 ax-hilex 31388 ax-hfvadd 31389 ax-hvcom 31390 ax-hvass 31391 ax-hv0cl 31392 ax-hvaddid 31393 ax-hfvmul 31394 ax-hvmulid 31395 ax-hvmulass 31396 ax-hvdistr1 31397 ax-hvdistr2 31398 ax-hvmul0 31399 ax-hfi 31468 ax-his1 31471 ax-his2 31472 ax-his3 31473 ax-his4 31474 ax-hcompl 31591 |
| 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 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4878 df-int 4918 df-iun 4963 df-iin 4964 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-se 5620 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-isom 6552 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-of 7687 df-om 7872 df-1st 7995 df-2nd 7996 df-supp 8166 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-1o 8462 df-2o 8463 df-oadd 8466 df-omul 8467 df-er 8703 df-map 8835 df-pm 8836 df-ixp 8905 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fsupp 9332 df-fi 9381 df-sup 9412 df-inf 9413 df-oi 9482 df-card 9944 df-acn 9947 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-div 11890 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-uz 12881 df-q 12991 df-rp 13035 df-xneg 13155 df-xadd 13156 df-xmul 13157 df-ioo 13394 df-ico 13396 df-icc 13397 df-fz 13554 df-fzo 13702 df-fl 13845 df-seq 14058 df-exp 14118 df-hash 14387 df-cj 15176 df-re 15177 df-im 15178 df-sqrt 15312 df-abs 15313 df-clim 15565 df-rlim 15566 df-sum 15764 df-struct 17232 df-sets 17249 df-slot 17267 df-ndx 17279 df-base 17295 df-ress 17316 df-plusg 17348 df-mulr 17349 df-starv 17350 df-sca 17351 df-vsca 17352 df-ip 17353 df-tset 17354 df-ple 17355 df-ds 17357 df-unif 17358 df-hom 17359 df-cco 17360 df-rest 17500 df-topn 17501 df-0g 17519 df-gsum 17520 df-topgen 17521 df-pt 17522 df-prds 17525 df-xrs 17581 df-qtop 17586 df-imas 17587 df-xps 17589 df-mre 17663 df-mrc 17664 df-acs 17666 df-mgm 18723 df-sgrp 18806 df-mnd 18822 df-submnd 18873 df-mulg 19165 df-cntz 19418 df-cmn 19883 df-psmet 21551 df-xmet 21552 df-met 21553 df-bl 21554 df-mopn 21555 df-fbas 21556 df-fg 21557 df-cnfld 21560 df-top 23088 df-topon 23105 df-topsp 23127 df-bases 23140 df-cld 23213 df-ntr 23214 df-cls 23215 df-nei 23292 df-cn 23421 df-cnp 23422 df-lm 23423 df-haus 23509 df-tx 23756 df-hmeo 23949 df-fil 24040 df-fm 24132 df-flim 24133 df-flf 24134 df-xms 24514 df-ms 24515 df-tms 24516 df-cfil 25451 df-cau 25452 df-cmet 25453 df-grpo 30882 df-gid 30883 df-ginv 30884 df-gdiv 30885 df-ablo 30934 df-vc 30948 df-nv 30981 df-va 30984 df-ba 30985 df-sm 30986 df-0v 30987 df-vs 30988 df-nmcv 30989 df-ims 30990 df-dip 31090 df-ssp 31111 df-ph 31202 df-cbn 31252 df-hnorm 31357 df-hba 31358 df-hvsub 31360 df-hlim 31361 df-hcau 31362 df-sh 31596 df-ch 31610 df-oc 31641 df-ch0 31642 |
| This theorem is used by: h1de2ci 31945 |
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