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| Mirrors > Home > MPE Home > Th. List > Mathboxes > heiborlem5 | Structured version Visualization version GIF version | ||
| Description: Lemma for heibor 38024. The function 𝑀 is a set of point-and-radius pairs suitable for application to caubl 25268. (Contributed by Jeff Madsen, 23-Jan-2014.) |
| Ref | Expression |
|---|---|
| heibor.1 | ⊢ 𝐽 = (MetOpen‘𝐷) |
| heibor.3 | ⊢ 𝐾 = {𝑢 ∣ ¬ ∃𝑣 ∈ (𝒫 𝑈 ∩ Fin)𝑢 ⊆ ∪ 𝑣} |
| heibor.4 | ⊢ 𝐺 = {〈𝑦, 𝑛〉 ∣ (𝑛 ∈ ℕ0 ∧ 𝑦 ∈ (𝐹‘𝑛) ∧ (𝑦𝐵𝑛) ∈ 𝐾)} |
| heibor.5 | ⊢ 𝐵 = (𝑧 ∈ 𝑋, 𝑚 ∈ ℕ0 ↦ (𝑧(ball‘𝐷)(1 / (2↑𝑚)))) |
| heibor.6 | ⊢ (𝜑 → 𝐷 ∈ (CMet‘𝑋)) |
| heibor.7 | ⊢ (𝜑 → 𝐹:ℕ0⟶(𝒫 𝑋 ∩ Fin)) |
| heibor.8 | ⊢ (𝜑 → ∀𝑛 ∈ ℕ0 𝑋 = ∪ 𝑦 ∈ (𝐹‘𝑛)(𝑦𝐵𝑛)) |
| heibor.9 | ⊢ (𝜑 → ∀𝑥 ∈ 𝐺 ((𝑇‘𝑥)𝐺((2nd ‘𝑥) + 1) ∧ ((𝐵‘𝑥) ∩ ((𝑇‘𝑥)𝐵((2nd ‘𝑥) + 1))) ∈ 𝐾)) |
| heibor.10 | ⊢ (𝜑 → 𝐶𝐺0) |
| heibor.11 | ⊢ 𝑆 = seq0(𝑇, (𝑚 ∈ ℕ0 ↦ if(𝑚 = 0, 𝐶, (𝑚 − 1)))) |
| heibor.12 | ⊢ 𝑀 = (𝑛 ∈ ℕ ↦ 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉) |
| Ref | Expression |
|---|---|
| heiborlem5 | ⊢ (𝜑 → 𝑀:ℕ⟶(𝑋 × ℝ+)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnnn0 12412 | . . . . . 6 ⊢ (𝑘 ∈ ℕ → 𝑘 ∈ ℕ0) | |
| 2 | inss1 4190 | . . . . . . . . 9 ⊢ (𝒫 𝑋 ∩ Fin) ⊆ 𝒫 𝑋 | |
| 3 | heibor.7 | . . . . . . . . . 10 ⊢ (𝜑 → 𝐹:ℕ0⟶(𝒫 𝑋 ∩ Fin)) | |
| 4 | 3 | ffvelcdmda 7031 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ0) → (𝐹‘𝑘) ∈ (𝒫 𝑋 ∩ Fin)) |
| 5 | 2, 4 | sselid 3932 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ0) → (𝐹‘𝑘) ∈ 𝒫 𝑋) |
| 6 | 5 | elpwid 4564 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ0) → (𝐹‘𝑘) ⊆ 𝑋) |
| 7 | heibor.1 | . . . . . . . . 9 ⊢ 𝐽 = (MetOpen‘𝐷) | |
| 8 | heibor.3 | . . . . . . . . 9 ⊢ 𝐾 = {𝑢 ∣ ¬ ∃𝑣 ∈ (𝒫 𝑈 ∩ Fin)𝑢 ⊆ ∪ 𝑣} | |
| 9 | heibor.4 | . . . . . . . . 9 ⊢ 𝐺 = {〈𝑦, 𝑛〉 ∣ (𝑛 ∈ ℕ0 ∧ 𝑦 ∈ (𝐹‘𝑛) ∧ (𝑦𝐵𝑛) ∈ 𝐾)} | |
| 10 | heibor.5 | . . . . . . . . 9 ⊢ 𝐵 = (𝑧 ∈ 𝑋, 𝑚 ∈ ℕ0 ↦ (𝑧(ball‘𝐷)(1 / (2↑𝑚)))) | |
| 11 | heibor.6 | . . . . . . . . 9 ⊢ (𝜑 → 𝐷 ∈ (CMet‘𝑋)) | |
| 12 | heibor.8 | . . . . . . . . 9 ⊢ (𝜑 → ∀𝑛 ∈ ℕ0 𝑋 = ∪ 𝑦 ∈ (𝐹‘𝑛)(𝑦𝐵𝑛)) | |
| 13 | heibor.9 | . . . . . . . . 9 ⊢ (𝜑 → ∀𝑥 ∈ 𝐺 ((𝑇‘𝑥)𝐺((2nd ‘𝑥) + 1) ∧ ((𝐵‘𝑥) ∩ ((𝑇‘𝑥)𝐵((2nd ‘𝑥) + 1))) ∈ 𝐾)) | |
| 14 | heibor.10 | . . . . . . . . 9 ⊢ (𝜑 → 𝐶𝐺0) | |
| 15 | heibor.11 | . . . . . . . . 9 ⊢ 𝑆 = seq0(𝑇, (𝑚 ∈ ℕ0 ↦ if(𝑚 = 0, 𝐶, (𝑚 − 1)))) | |
| 16 | 7, 8, 9, 10, 11, 3, 12, 13, 14, 15 | heiborlem4 38017 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ0) → (𝑆‘𝑘)𝐺𝑘) |
| 17 | fvex 6848 | . . . . . . . . . 10 ⊢ (𝑆‘𝑘) ∈ V | |
| 18 | vex 3445 | . . . . . . . . . 10 ⊢ 𝑘 ∈ V | |
| 19 | 7, 8, 9, 17, 18 | heiborlem2 38015 | . . . . . . . . 9 ⊢ ((𝑆‘𝑘)𝐺𝑘 ↔ (𝑘 ∈ ℕ0 ∧ (𝑆‘𝑘) ∈ (𝐹‘𝑘) ∧ ((𝑆‘𝑘)𝐵𝑘) ∈ 𝐾)) |
| 20 | 19 | simp2bi 1147 | . . . . . . . 8 ⊢ ((𝑆‘𝑘)𝐺𝑘 → (𝑆‘𝑘) ∈ (𝐹‘𝑘)) |
| 21 | 16, 20 | syl 17 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ0) → (𝑆‘𝑘) ∈ (𝐹‘𝑘)) |
| 22 | 6, 21 | sseldd 3935 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ0) → (𝑆‘𝑘) ∈ 𝑋) |
| 23 | 1, 22 | sylan2 594 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ ℕ) → (𝑆‘𝑘) ∈ 𝑋) |
| 24 | 23 | ralrimiva 3129 | . . . 4 ⊢ (𝜑 → ∀𝑘 ∈ ℕ (𝑆‘𝑘) ∈ 𝑋) |
| 25 | fveq2 6835 | . . . . . 6 ⊢ (𝑘 = 𝑛 → (𝑆‘𝑘) = (𝑆‘𝑛)) | |
| 26 | 25 | eleq1d 2822 | . . . . 5 ⊢ (𝑘 = 𝑛 → ((𝑆‘𝑘) ∈ 𝑋 ↔ (𝑆‘𝑛) ∈ 𝑋)) |
| 27 | 26 | cbvralvw 3215 | . . . 4 ⊢ (∀𝑘 ∈ ℕ (𝑆‘𝑘) ∈ 𝑋 ↔ ∀𝑛 ∈ ℕ (𝑆‘𝑛) ∈ 𝑋) |
| 28 | 24, 27 | sylib 218 | . . 3 ⊢ (𝜑 → ∀𝑛 ∈ ℕ (𝑆‘𝑛) ∈ 𝑋) |
| 29 | 3re 12229 | . . . . . . 7 ⊢ 3 ∈ ℝ | |
| 30 | 3pos 12254 | . . . . . . 7 ⊢ 0 < 3 | |
| 31 | 29, 30 | elrpii 12912 | . . . . . 6 ⊢ 3 ∈ ℝ+ |
| 32 | 2nn 12222 | . . . . . . . 8 ⊢ 2 ∈ ℕ | |
| 33 | nnnn0 12412 | . . . . . . . 8 ⊢ (𝑛 ∈ ℕ → 𝑛 ∈ ℕ0) | |
| 34 | nnexpcl 14001 | . . . . . . . 8 ⊢ ((2 ∈ ℕ ∧ 𝑛 ∈ ℕ0) → (2↑𝑛) ∈ ℕ) | |
| 35 | 32, 33, 34 | sylancr 588 | . . . . . . 7 ⊢ (𝑛 ∈ ℕ → (2↑𝑛) ∈ ℕ) |
| 36 | 35 | nnrpd 12951 | . . . . . 6 ⊢ (𝑛 ∈ ℕ → (2↑𝑛) ∈ ℝ+) |
| 37 | rpdivcl 12936 | . . . . . 6 ⊢ ((3 ∈ ℝ+ ∧ (2↑𝑛) ∈ ℝ+) → (3 / (2↑𝑛)) ∈ ℝ+) | |
| 38 | 31, 36, 37 | sylancr 588 | . . . . 5 ⊢ (𝑛 ∈ ℕ → (3 / (2↑𝑛)) ∈ ℝ+) |
| 39 | opelxpi 5662 | . . . . . 6 ⊢ (((𝑆‘𝑛) ∈ 𝑋 ∧ (3 / (2↑𝑛)) ∈ ℝ+) → 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉 ∈ (𝑋 × ℝ+)) | |
| 40 | 39 | expcom 413 | . . . . 5 ⊢ ((3 / (2↑𝑛)) ∈ ℝ+ → ((𝑆‘𝑛) ∈ 𝑋 → 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉 ∈ (𝑋 × ℝ+))) |
| 41 | 38, 40 | syl 17 | . . . 4 ⊢ (𝑛 ∈ ℕ → ((𝑆‘𝑛) ∈ 𝑋 → 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉 ∈ (𝑋 × ℝ+))) |
| 42 | 41 | ralimia 3071 | . . 3 ⊢ (∀𝑛 ∈ ℕ (𝑆‘𝑛) ∈ 𝑋 → ∀𝑛 ∈ ℕ 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉 ∈ (𝑋 × ℝ+)) |
| 43 | 28, 42 | syl 17 | . 2 ⊢ (𝜑 → ∀𝑛 ∈ ℕ 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉 ∈ (𝑋 × ℝ+)) |
| 44 | heibor.12 | . . 3 ⊢ 𝑀 = (𝑛 ∈ ℕ ↦ 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉) | |
| 45 | 44 | fmpt 7057 | . 2 ⊢ (∀𝑛 ∈ ℕ 〈(𝑆‘𝑛), (3 / (2↑𝑛))〉 ∈ (𝑋 × ℝ+) ↔ 𝑀:ℕ⟶(𝑋 × ℝ+)) |
| 46 | 43, 45 | sylib 218 | 1 ⊢ (𝜑 → 𝑀:ℕ⟶(𝑋 × ℝ+)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 {cab 2715 ∀wral 3052 ∃wrex 3061 ∩ cin 3901 ⊆ wss 3902 ifcif 4480 𝒫 cpw 4555 〈cop 4587 ∪ cuni 4864 ∪ ciun 4947 class class class wbr 5099 {copab 5161 ↦ cmpt 5180 × cxp 5623 ⟶wf 6489 ‘cfv 6493 (class class class)co 7360 ∈ cmpo 7362 2nd c2nd 7934 Fincfn 8887 0cc0 11030 1c1 11031 + caddc 11033 − cmin 11368 / cdiv 11798 ℕcn 12149 2c2 12204 3c3 12205 ℕ0cn0 12405 ℝ+crp 12909 seqcseq 13928 ↑cexp 13988 ballcbl 21300 MetOpencmopn 21303 CMetccmet 25214 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12150 df-2 12212 df-3 12213 df-n0 12406 df-z 12493 df-uz 12756 df-rp 12910 df-seq 13929 df-exp 13989 |
| This theorem is referenced by: heiborlem8 38021 heiborlem9 38022 |
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