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| Mirrors > Home > HSE Home > Th. List > pjhthlem2 | Structured version Visualization version GIF version | ||
| Description: Lemma for pjhth 31685. (Contributed by NM, 10-Oct-1999.) (Revised by Mario Carneiro, 15-May-2014.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| pjhth.1 | ⊢ 𝐻 ∈ Cℋ |
| pjhth.2 | ⊢ (𝜑 → 𝐴 ∈ ℋ) |
| Ref | Expression |
|---|---|
| pjhthlem2 | ⊢ (𝜑 → ∃𝑥 ∈ 𝐻 ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pjhth.2 | . . . . . 6 ⊢ (𝜑 → 𝐴 ∈ ℋ) | |
| 2 | 1 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → 𝐴 ∈ ℋ) |
| 3 | pjhth.1 | . . . . . . 7 ⊢ 𝐻 ∈ Cℋ | |
| 4 | 3 | cheli 31524 | . . . . . 6 ⊢ (𝑥 ∈ 𝐻 → 𝑥 ∈ ℋ) |
| 5 | 4 | ad2antrl 740 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → 𝑥 ∈ ℋ) |
| 6 | hvsubcl 31309 | . . . . 5 ⊢ ((𝐴 ∈ ℋ ∧ 𝑥 ∈ ℋ) → (𝐴 −ℎ 𝑥) ∈ ℋ) | |
| 7 | 2, 5, 6 | syl2anc 595 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → (𝐴 −ℎ 𝑥) ∈ ℋ) |
| 8 | 2 | adantr 485 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → 𝐴 ∈ ℋ) |
| 9 | simplrl 788 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → 𝑥 ∈ 𝐻) | |
| 10 | simpr 489 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → 𝑦 ∈ 𝐻) | |
| 11 | simplrr 789 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧))) | |
| 12 | eqid 2769 | . . . . . 6 ⊢ (((𝐴 −ℎ 𝑥) ·ih 𝑦) / ((𝑦 ·ih 𝑦) + 1)) = (((𝐴 −ℎ 𝑥) ·ih 𝑦) / ((𝑦 ·ih 𝑦) + 1)) | |
| 13 | 3, 8, 9, 10, 11, 12 | pjhthlem1 31683 | . . . . 5 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → ((𝐴 −ℎ 𝑥) ·ih 𝑦) = 0) |
| 14 | 13 | ralrimiva 3163 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → ∀𝑦 ∈ 𝐻 ((𝐴 −ℎ 𝑥) ·ih 𝑦) = 0) |
| 15 | 3 | chshii 31519 | . . . . 5 ⊢ 𝐻 ∈ Sℋ |
| 16 | shocel 31574 | . . . . 5 ⊢ (𝐻 ∈ Sℋ → ((𝐴 −ℎ 𝑥) ∈ (⊥‘𝐻) ↔ ((𝐴 −ℎ 𝑥) ∈ ℋ ∧ ∀𝑦 ∈ 𝐻 ((𝐴 −ℎ 𝑥) ·ih 𝑦) = 0))) | |
| 17 | 15, 16 | ax-mp 5 | . . . 4 ⊢ ((𝐴 −ℎ 𝑥) ∈ (⊥‘𝐻) ↔ ((𝐴 −ℎ 𝑥) ∈ ℋ ∧ ∀𝑦 ∈ 𝐻 ((𝐴 −ℎ 𝑥) ·ih 𝑦) = 0)) |
| 18 | 7, 14, 17 | sylanbrc 594 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → (𝐴 −ℎ 𝑥) ∈ (⊥‘𝐻)) |
| 19 | hvpncan3 31334 | . . . . 5 ⊢ ((𝑥 ∈ ℋ ∧ 𝐴 ∈ ℋ) → (𝑥 +ℎ (𝐴 −ℎ 𝑥)) = 𝐴) | |
| 20 | 5, 2, 19 | syl2anc 595 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → (𝑥 +ℎ (𝐴 −ℎ 𝑥)) = 𝐴) |
| 21 | 20 | eqcomd 2775 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → 𝐴 = (𝑥 +ℎ (𝐴 −ℎ 𝑥))) |
| 22 | oveq2 7419 | . . . 4 ⊢ (𝑦 = (𝐴 −ℎ 𝑥) → (𝑥 +ℎ 𝑦) = (𝑥 +ℎ (𝐴 −ℎ 𝑥))) | |
| 23 | 22 | rspceeqv 3613 | . . 3 ⊢ (((𝐴 −ℎ 𝑥) ∈ (⊥‘𝐻) ∧ 𝐴 = (𝑥 +ℎ (𝐴 −ℎ 𝑥))) → ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| 24 | 18, 21, 23 | syl2anc 595 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| 25 | df-hba 31261 | . . . 4 ⊢ ℋ = (BaseSet‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) | |
| 26 | eqid 2769 | . . . . 5 ⊢ 〈〈 +ℎ , ·ℎ 〉, normℎ〉 = 〈〈 +ℎ , ·ℎ 〉, normℎ〉 | |
| 27 | 26 | hhvs 31462 | . . . 4 ⊢ −ℎ = ( −𝑣 ‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) |
| 28 | 26 | hhnm 31463 | . . . 4 ⊢ normℎ = (normCV‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) |
| 29 | eqid 2769 | . . . . 5 ⊢ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 = 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 | |
| 30 | 29, 15 | hhssba 31563 | . . . 4 ⊢ 𝐻 = (BaseSet‘〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉) |
| 31 | 26 | hhph 31470 | . . . . 5 ⊢ 〈〈 +ℎ , ·ℎ 〉, normℎ〉 ∈ CPreHilOLD |
| 32 | 31 | a1i 11 | . . . 4 ⊢ (𝜑 → 〈〈 +ℎ , ·ℎ 〉, normℎ〉 ∈ CPreHilOLD) |
| 33 | 26, 29 | hhsst 31558 | . . . . . . 7 ⊢ (𝐻 ∈ Sℋ → 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ (SubSp‘〈〈 +ℎ , ·ℎ 〉, normℎ〉)) |
| 34 | 15, 33 | ax-mp 5 | . . . . . 6 ⊢ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ (SubSp‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) |
| 35 | 29, 3 | hhssbnOLD 31571 | . . . . . 6 ⊢ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ CBan |
| 36 | elin 3929 | . . . . . 6 ⊢ (〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ ((SubSp‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) ∩ CBan) ↔ (〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ (SubSp‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) ∧ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ CBan)) | |
| 37 | 34, 35, 36 | mpbir2an 723 | . . . . 5 ⊢ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ ((SubSp‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) ∩ CBan) |
| 38 | 37 | a1i 11 | . . . 4 ⊢ (𝜑 → 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ ((SubSp‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) ∩ CBan)) |
| 39 | 25, 27, 28, 30, 32, 38, 1 | minveco 31176 | . . 3 ⊢ (𝜑 → ∃!𝑥 ∈ 𝐻 ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧))) |
| 40 | reurex 3380 | . . 3 ⊢ (∃!𝑥 ∈ 𝐻 ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)) → ∃𝑥 ∈ 𝐻 ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧))) | |
| 41 | 39, 40 | syl 18 | . 2 ⊢ (𝜑 → ∃𝑥 ∈ 𝐻 ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧))) |
| 42 | 24, 41 | reximddv 3187 | 1 ⊢ (𝜑 → ∃𝑥 ∈ 𝐻 ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 = wceq 1567 ∈ wcel 2149 ∀wral 3085 ∃wrex 3095 ∃!wreu 3374 ∩ cin 3912 〈cop 4600 class class class wbr 5113 × cxp 5660 ↾ cres 5664 ‘cfv 6537 (class class class)co 7411 ℂcc 11097 0cc0 11099 1c1 11100 + caddc 11102 ≤ cle 11243 / cdiv 11870 SubSpcss 31013 CPreHilOLDccphlo 31104 CBanccbn 31154 ℋchba 31211 +ℎ cva 31212 ·ℎ csm 31213 ·ih csp 31214 normℎcno 31215 −ℎ cmv 31217 Sℋ csh 31220 Cℋ cch 31221 ⊥cort 31222 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-inf2 9609 ax-cc 10418 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 ax-addf 11178 ax-mulf 11179 ax-hilex 31291 ax-hfvadd 31292 ax-hvcom 31293 ax-hvass 31294 ax-hv0cl 31295 ax-hvaddid 31296 ax-hfvmul 31297 ax-hvmulid 31298 ax-hvmulass 31299 ax-hvdistr1 31300 ax-hvdistr2 31301 ax-hvmul0 31302 ax-hfi 31371 ax-his1 31374 ax-his2 31375 ax-his3 31376 ax-his4 31377 ax-hcompl 31494 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-int 4917 df-iun 4962 df-iin 4963 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-se 5616 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-oadd 8456 df-omul 8457 df-er 8693 df-map 8825 df-pm 8826 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-fi 9370 df-sup 9401 df-inf 9402 df-oi 9471 df-card 9924 df-acn 9927 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-2 12302 df-3 12303 df-4 12304 df-n0 12504 df-z 12591 df-uz 12862 df-q 12972 df-rp 13016 df-xneg 13136 df-xadd 13137 df-xmul 13138 df-ico 13377 df-icc 13378 df-fz 13535 df-fl 13824 df-seq 14037 df-exp 14097 df-cj 15149 df-re 15150 df-im 15151 df-sqrt 15285 df-abs 15286 df-clim 15538 df-rlim 15539 df-rest 17474 df-topgen 17495 df-psmet 21482 df-xmet 21483 df-met 21484 df-bl 21485 df-mopn 21486 df-fbas 21487 df-fg 21488 df-top 23019 df-topon 23036 df-bases 23071 df-cld 23144 df-ntr 23145 df-cls 23146 df-nei 23223 df-lm 23354 df-haus 23440 df-fil 23971 df-fm 24063 df-flim 24064 df-flf 24065 df-cfil 25382 df-cau 25383 df-cmet 25384 df-grpo 30785 df-gid 30786 df-ginv 30787 df-gdiv 30788 df-ablo 30837 df-vc 30851 df-nv 30884 df-va 30887 df-ba 30888 df-sm 30889 df-0v 30890 df-vs 30891 df-nmcv 30892 df-ims 30893 df-ssp 31014 df-ph 31105 df-cbn 31155 df-hnorm 31260 df-hba 31261 df-hvsub 31263 df-hlim 31264 df-hcau 31265 df-sh 31499 df-ch 31513 df-oc 31544 df-ch0 31545 |
| This theorem is referenced by: pjhth 31685 omlsii 31695 |
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