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| Mirrors > Home > HSE Home > Th. List > pjhthlem2 | Structured version Visualization version GIF version | ||
| Description: Lemma for pjhth 32004. (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 486 | . . . . 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 31843 | . . . . . 6 ⊢ (𝑥 ∈ 𝐻 → 𝑥 ∈ ℋ) |
| 5 | 4 | ad2antrl 741 | . . . . 5 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → 𝑥 ∈ ℋ) |
| 6 | hvsubcl 31628 | . . . . 5 ⊢ ((𝐴 ∈ ℋ ∧ 𝑥 ∈ ℋ) → (𝐴 −ℎ 𝑥) ∈ ℋ) | |
| 7 | 2, 5, 6 | syl2anc 596 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → (𝐴 −ℎ 𝑥) ∈ ℋ) |
| 8 | 2 | adantr 486 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → 𝐴 ∈ ℋ) |
| 9 | simplrl 789 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → 𝑥 ∈ 𝐻) | |
| 10 | simpr 490 | . . . . . 6 ⊢ (((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) ∧ 𝑦 ∈ 𝐻) → 𝑦 ∈ 𝐻) | |
| 11 | simplrr 790 | . . . . . 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 2760 | . . . . . 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 32002 | . . . . 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 3154 | . . . 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 31838 | . . . . 5 ⊢ 𝐻 ∈ Sℋ |
| 16 | shocel 31893 | . . . . 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 595 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → (𝐴 −ℎ 𝑥) ∈ (⊥‘𝐻)) |
| 19 | hvpncan3 31653 | . . . . 5 ⊢ ((𝑥 ∈ ℋ ∧ 𝐴 ∈ ℋ) → (𝑥 +ℎ (𝐴 −ℎ 𝑥)) = 𝐴) | |
| 20 | 5, 2, 19 | syl2anc 596 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → (𝑥 +ℎ (𝐴 −ℎ 𝑥)) = 𝐴) |
| 21 | 20 | eqcomd 2766 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → 𝐴 = (𝑥 +ℎ (𝐴 −ℎ 𝑥))) |
| 22 | oveq2 7432 | . . . 4 ⊢ (𝑦 = (𝐴 −ℎ 𝑥) → (𝑥 +ℎ 𝑦) = (𝑥 +ℎ (𝐴 −ℎ 𝑥))) | |
| 23 | 22 | rspceeqv 3598 | . . 3 ⊢ (((𝐴 −ℎ 𝑥) ∈ (⊥‘𝐻) ∧ 𝐴 = (𝑥 +ℎ (𝐴 −ℎ 𝑥))) → ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| 24 | 18, 21, 23 | syl2anc 596 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐻 ∧ ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧)))) → ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| 25 | df-hba 31580 | . . . 4 ⊢ ℋ = (BaseSet‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) | |
| 26 | eqid 2760 | . . . . 5 ⊢ 〈〈 +ℎ , ·ℎ 〉, normℎ〉 = 〈〈 +ℎ , ·ℎ 〉, normℎ〉 | |
| 27 | 26 | hhvs 31781 | . . . 4 ⊢ −ℎ = ( −𝑣 ‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) |
| 28 | 26 | hhnm 31782 | . . . 4 ⊢ normℎ = (normCV‘〈〈 +ℎ , ·ℎ 〉, normℎ〉) |
| 29 | eqid 2760 | . . . . 5 ⊢ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 = 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 | |
| 30 | 29, 15 | hhssba 31882 | . . . 4 ⊢ 𝐻 = (BaseSet‘〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉) |
| 31 | 26 | hhph 31789 | . . . . 5 ⊢ 〈〈 +ℎ , ·ℎ 〉, normℎ〉 ∈ CPreHilOLD |
| 32 | 31 | a1i 11 | . . . 4 ⊢ (𝜑 → 〈〈 +ℎ , ·ℎ 〉, normℎ〉 ∈ CPreHilOLD) |
| 33 | 26, 29 | hhsst 31877 | . . . . . . 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 31890 | . . . . . 6 ⊢ 〈〈( +ℎ ↾ (𝐻 × 𝐻)), ( ·ℎ ↾ (ℂ × 𝐻))〉, (normℎ ↾ 𝐻)〉 ∈ CBan |
| 36 | elin 4092 | . . . . . 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 724 | . . . . 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 31495 | . . 3 ⊢ (𝜑 → ∃!𝑥 ∈ 𝐻 ∀𝑧 ∈ 𝐻 (normℎ‘(𝐴 −ℎ 𝑥)) ≤ (normℎ‘(𝐴 −ℎ 𝑧))) |
| 40 | reurex 3369 | . . 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 3178 | 1 ⊢ (𝜑 → ∃𝑥 ∈ 𝐻 ∃𝑦 ∈ (⊥‘𝐻)𝐴 = (𝑥 +ℎ 𝑦)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ∀wral 3076 ∃wrex 3086 ∃!wreu 3363 ∩ cin 4088 〈cop 4834 class class class wbr 5102 × cxp 5649 ↾ cres 5653 ‘cfv 6543 (class class class)co 7424 ℂcc 11205 0cc0 11207 1c1 11208 + caddc 11210 ≤ cle 11351 / cdiv 11980 SubSpcss 31332 CPreHilOLDccphlo 31423 CBanccbn 31473 ℋchba 31530 +ℎ cva 31531 ·ℎ csm 31532 ·ih csp 31533 normℎcno 31534 −ℎ cmv 31536 Sℋ csh 31539 Cℋ cch 31540 ⊥cort 31541 |
| 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 5327 ax-pr 5391 ax-un 7755 ax-inf2 9649 ax-cc 10520 ax-cnex 11263 ax-resscn 11264 ax-1cn 11265 ax-icn 11266 ax-addcl 11267 ax-addrcl 11268 ax-mulcl 11269 ax-mulrcl 11270 ax-mulcom 11271 ax-addass 11272 ax-mulass 11273 ax-distr 11274 ax-i2m1 11275 ax-1ne0 11276 ax-1rid 11277 ax-rnegex 11278 ax-rrecex 11279 ax-cnre 11280 ax-pre-lttri 11281 ax-pre-lttrn 11282 ax-pre-ltadd 11283 ax-pre-mulgt0 11284 ax-pre-sup 11285 ax-addf 11286 ax-mulf 11287 ax-hilex 31610 ax-hfvadd 31611 ax-hvcom 31612 ax-hvass 31613 ax-hv0cl 31614 ax-hvaddid 31615 ax-hfvmul 31616 ax-hvmulid 31617 ax-hvmulass 31618 ax-hvdistr1 31619 ax-hvdistr2 31620 ax-hvmul0 31621 ax-hfi 31690 ax-his1 31693 ax-his2 31694 ax-his3 31695 ax-his4 31696 ax-hcompl 31813 |
| 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-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 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-se 5605 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 6307 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6497 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 7381 df-ov 7427 df-oprab 7428 df-mpo 7429 df-om 7882 df-1st 8005 df-2nd 8006 df-frecs 8307 df-wrecs 8338 df-recs 8387 df-rdg 8426 df-1o 8484 df-2o 8485 df-oadd 8488 df-omul 8489 df-er 8725 df-map 8857 df-pm 8858 df-en 8982 df-dom 8983 df-sdom 8984 df-fin 8985 df-fi 9410 df-sup 9441 df-inf 9442 df-oi 9511 df-card 10027 df-acn 10030 df-pnf 11352 df-mnf 11353 df-xr 11354 df-ltxr 11355 df-le 11356 df-sub 11550 df-neg 11551 df-div 11981 df-nn 12343 df-2 12412 df-3 12413 df-4 12414 df-n0 12614 df-z 12701 df-uz 12973 df-q 13083 df-rp 13128 df-xneg 13248 df-xadd 13249 df-xmul 13250 df-ico 13489 df-icc 13490 df-fz 13647 df-fl 13939 df-seq 14152 df-exp 14212 df-cj 15275 df-re 15276 df-im 15277 df-sqrt 15411 df-abs 15412 df-clim 15664 df-rlim 15665 df-rest 17602 df-topgen 17623 df-psmet 21679 df-xmet 21680 df-met 21681 df-bl 21682 df-mopn 21683 df-fbas 21684 df-fg 21685 df-top 23221 df-topon 23238 df-bases 23273 df-cld 23346 df-ntr 23347 df-cls 23348 df-nei 23425 df-lm 23556 df-haus 23642 df-fil 24174 df-fm 24266 df-flim 24267 df-flf 24268 df-cfil 25585 df-cau 25586 df-cmet 25587 df-grpo 31104 df-gid 31105 df-ginv 31106 df-gdiv 31107 df-ablo 31156 df-vc 31170 df-nv 31203 df-va 31206 df-ba 31207 df-sm 31208 df-0v 31209 df-vs 31210 df-nmcv 31211 df-ims 31212 df-ssp 31333 df-ph 31424 df-cbn 31474 df-hnorm 31579 df-hba 31580 df-hvsub 31582 df-hlim 31583 df-hcau 31584 df-sh 31818 df-ch 31832 df-oc 31863 df-ch0 31864 |
| This theorem is used by: pjhth 32004 omlsii 32014 |
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