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| Mirrors > Home > MPE Home > Th. List > Mathboxes > stoweidlem58 | Structured version Visualization version GIF version | ||
| Description: This theorem proves Lemma 2 in [BrosowskiDeutsh] p. 91. Here D is used to represent the set A of Lemma 2, because here the variable A is used for the subalgebra of functions. (Contributed by Glauco Siliprandi, 20-Apr-2017.) |
| Ref | Expression |
|---|---|
| stoweidlem58.1 | ⊢ Ⅎ𝑡𝐷 |
| stoweidlem58.2 | ⊢ Ⅎ𝑡𝑈 |
| stoweidlem58.3 | ⊢ Ⅎ𝑡𝜑 |
| stoweidlem58.4 | ⊢ 𝐾 = (topGen‘ran (,)) |
| stoweidlem58.5 | ⊢ 𝑇 = ∪ 𝐽 |
| stoweidlem58.6 | ⊢ 𝐶 = (𝐽 Cn 𝐾) |
| stoweidlem58.7 | ⊢ (𝜑 → 𝐽 ∈ Comp) |
| stoweidlem58.8 | ⊢ (𝜑 → 𝐴 ⊆ 𝐶) |
| stoweidlem58.9 | ⊢ ((𝜑 ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) + (𝑔‘𝑡))) ∈ 𝐴) |
| stoweidlem58.10 | ⊢ ((𝜑 ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) ∈ 𝐴) |
| stoweidlem58.11 | ⊢ ((𝜑 ∧ 𝑎 ∈ ℝ) → (𝑡 ∈ 𝑇 ↦ 𝑎) ∈ 𝐴) |
| stoweidlem58.12 | ⊢ ((𝜑 ∧ (𝑟 ∈ 𝑇 ∧ 𝑡 ∈ 𝑇 ∧ 𝑟 ≠ 𝑡)) → ∃𝑞 ∈ 𝐴 (𝑞‘𝑟) ≠ (𝑞‘𝑡)) |
| stoweidlem58.13 | ⊢ (𝜑 → 𝐵 ∈ (Clsd‘𝐽)) |
| stoweidlem58.14 | ⊢ (𝜑 → 𝐷 ∈ (Clsd‘𝐽)) |
| stoweidlem58.15 | ⊢ (𝜑 → (𝐵 ∩ 𝐷) = ∅) |
| stoweidlem58.16 | ⊢ 𝑈 = (𝑇 ∖ 𝐵) |
| stoweidlem58.17 | ⊢ (𝜑 → 𝐸 ∈ ℝ+) |
| stoweidlem58.18 | ⊢ (𝜑 → 𝐸 < (1 / 3)) |
| Ref | Expression |
|---|---|
| stoweidlem58 | ⊢ (𝜑 → ∃𝑥 ∈ 𝐴 (∀𝑡 ∈ 𝑇 (0 ≤ (𝑥‘𝑡) ∧ (𝑥‘𝑡) ≤ 1) ∧ ∀𝑡 ∈ 𝐷 (𝑥‘𝑡) < 𝐸 ∧ ∀𝑡 ∈ 𝐵 (1 − 𝐸) < (𝑥‘𝑡))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | stoweidlem58.1 | . . 3 ⊢ Ⅎ𝑡𝐷 | |
| 2 | stoweidlem58.3 | . . . 4 ⊢ Ⅎ𝑡𝜑 | |
| 3 | 1 | nfeq1 2937 | . . . 4 ⊢ Ⅎ𝑡 𝐷 = ∅ |
| 4 | 2, 3 | nfan 1931 | . . 3 ⊢ Ⅎ𝑡(𝜑 ∧ 𝐷 = ∅) |
| 5 | eqid 2760 | . . 3 ⊢ (𝑡 ∈ 𝑇 ↦ 1) = (𝑡 ∈ 𝑇 ↦ 1) | |
| 6 | stoweidlem58.5 | . . 3 ⊢ 𝑇 = ∪ 𝐽 | |
| 7 | stoweidlem58.11 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ ℝ) → (𝑡 ∈ 𝑇 ↦ 𝑎) ∈ 𝐴) | |
| 8 | 7 | adantlr 728 | . . 3 ⊢ (((𝜑 ∧ 𝐷 = ∅) ∧ 𝑎 ∈ ℝ) → (𝑡 ∈ 𝑇 ↦ 𝑎) ∈ 𝐴) |
| 9 | stoweidlem58.13 | . . . 4 ⊢ (𝜑 → 𝐵 ∈ (Clsd‘𝐽)) | |
| 10 | 9 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 = ∅) → 𝐵 ∈ (Clsd‘𝐽)) |
| 11 | stoweidlem58.17 | . . . 4 ⊢ (𝜑 → 𝐸 ∈ ℝ+) | |
| 12 | 11 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 = ∅) → 𝐸 ∈ ℝ+) |
| 13 | simpr 490 | . . 3 ⊢ ((𝜑 ∧ 𝐷 = ∅) → 𝐷 = ∅) | |
| 14 | 1, 4, 5, 6, 8, 10, 12, 13 | stoweidlem18 47028 | . 2 ⊢ ((𝜑 ∧ 𝐷 = ∅) → ∃𝑥 ∈ 𝐴 (∀𝑡 ∈ 𝑇 (0 ≤ (𝑥‘𝑡) ∧ (𝑥‘𝑡) ≤ 1) ∧ ∀𝑡 ∈ 𝐷 (𝑥‘𝑡) < 𝐸 ∧ ∀𝑡 ∈ 𝐵 (1 − 𝐸) < (𝑥‘𝑡))) |
| 15 | stoweidlem58.2 | . . 3 ⊢ Ⅎ𝑡𝑈 | |
| 16 | nfcv 2922 | . . . . 5 ⊢ Ⅎ𝑡∅ | |
| 17 | 1, 16 | nfne 3058 | . . . 4 ⊢ Ⅎ𝑡 𝐷 ≠ ∅ |
| 18 | 2, 17 | nfan 1931 | . . 3 ⊢ Ⅎ𝑡(𝜑 ∧ 𝐷 ≠ ∅) |
| 19 | eqid 2760 | . . 3 ⊢ {ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)} = {ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)} | |
| 20 | eqid 2760 | . . 3 ⊢ {𝑤 ∈ 𝐽 ∣ ∀𝑒 ∈ ℝ+ ∃ℎ ∈ 𝐴 (∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1) ∧ ∀𝑡 ∈ 𝑤 (ℎ‘𝑡) < 𝑒 ∧ ∀𝑡 ∈ (𝑇 ∖ 𝑈)(1 − 𝑒) < (ℎ‘𝑡))} = {𝑤 ∈ 𝐽 ∣ ∀𝑒 ∈ ℝ+ ∃ℎ ∈ 𝐴 (∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1) ∧ ∀𝑡 ∈ 𝑤 (ℎ‘𝑡) < 𝑒 ∧ ∀𝑡 ∈ (𝑇 ∖ 𝑈)(1 − 𝑒) < (ℎ‘𝑡))} | |
| 21 | stoweidlem58.4 | . . 3 ⊢ 𝐾 = (topGen‘ran (,)) | |
| 22 | stoweidlem58.6 | . . 3 ⊢ 𝐶 = (𝐽 Cn 𝐾) | |
| 23 | stoweidlem58.16 | . . 3 ⊢ 𝑈 = (𝑇 ∖ 𝐵) | |
| 24 | stoweidlem58.7 | . . . 4 ⊢ (𝜑 → 𝐽 ∈ Comp) | |
| 25 | 24 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐽 ∈ Comp) |
| 26 | stoweidlem58.8 | . . . 4 ⊢ (𝜑 → 𝐴 ⊆ 𝐶) | |
| 27 | 26 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐴 ⊆ 𝐶) |
| 28 | stoweidlem58.9 | . . . 4 ⊢ ((𝜑 ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) + (𝑔‘𝑡))) ∈ 𝐴) | |
| 29 | 28 | 3adant1r 1196 | . . 3 ⊢ (((𝜑 ∧ 𝐷 ≠ ∅) ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) + (𝑔‘𝑡))) ∈ 𝐴) |
| 30 | stoweidlem58.10 | . . . 4 ⊢ ((𝜑 ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) ∈ 𝐴) | |
| 31 | 30 | 3adant1r 1196 | . . 3 ⊢ (((𝜑 ∧ 𝐷 ≠ ∅) ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) ∈ 𝐴) |
| 32 | 7 | adantlr 728 | . . 3 ⊢ (((𝜑 ∧ 𝐷 ≠ ∅) ∧ 𝑎 ∈ ℝ) → (𝑡 ∈ 𝑇 ↦ 𝑎) ∈ 𝐴) |
| 33 | stoweidlem58.12 | . . . 4 ⊢ ((𝜑 ∧ (𝑟 ∈ 𝑇 ∧ 𝑡 ∈ 𝑇 ∧ 𝑟 ≠ 𝑡)) → ∃𝑞 ∈ 𝐴 (𝑞‘𝑟) ≠ (𝑞‘𝑡)) | |
| 34 | 33 | adantlr 728 | . . 3 ⊢ (((𝜑 ∧ 𝐷 ≠ ∅) ∧ (𝑟 ∈ 𝑇 ∧ 𝑡 ∈ 𝑇 ∧ 𝑟 ≠ 𝑡)) → ∃𝑞 ∈ 𝐴 (𝑞‘𝑟) ≠ (𝑞‘𝑡)) |
| 35 | 9 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐵 ∈ (Clsd‘𝐽)) |
| 36 | stoweidlem58.14 | . . . 4 ⊢ (𝜑 → 𝐷 ∈ (Clsd‘𝐽)) | |
| 37 | 36 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐷 ∈ (Clsd‘𝐽)) |
| 38 | stoweidlem58.15 | . . . 4 ⊢ (𝜑 → (𝐵 ∩ 𝐷) = ∅) | |
| 39 | 38 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → (𝐵 ∩ 𝐷) = ∅) |
| 40 | simpr 490 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐷 ≠ ∅) | |
| 41 | 11 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐸 ∈ ℝ+) |
| 42 | stoweidlem58.18 | . . . 4 ⊢ (𝜑 → 𝐸 < (1 / 3)) | |
| 43 | 42 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → 𝐸 < (1 / 3)) |
| 44 | 1, 15, 18, 19, 20, 21, 6, 22, 23, 25, 27, 29, 31, 32, 34, 35, 37, 39, 40, 41, 43 | stoweidlem57 47067 | . 2 ⊢ ((𝜑 ∧ 𝐷 ≠ ∅) → ∃𝑥 ∈ 𝐴 (∀𝑡 ∈ 𝑇 (0 ≤ (𝑥‘𝑡) ∧ (𝑥‘𝑡) ≤ 1) ∧ ∀𝑡 ∈ 𝐷 (𝑥‘𝑡) < 𝐸 ∧ ∀𝑡 ∈ 𝐵 (1 − 𝐸) < (𝑥‘𝑡))) |
| 45 | 14, 44 | pm2.61dane 3042 | 1 ⊢ (𝜑 → ∃𝑥 ∈ 𝐴 (∀𝑡 ∈ 𝑇 (0 ≤ (𝑥‘𝑡) ∧ (𝑥‘𝑡) ≤ 1) ∧ ∀𝑡 ∈ 𝐷 (𝑥‘𝑡) < 𝐸 ∧ ∀𝑡 ∈ 𝐵 (1 − 𝐸) < (𝑥‘𝑡))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1569 Ⅎwnf 1815 ∈ wcel 2144 Ⅎwnfc 2907 ≠ wne 2955 ∀wral 3076 ∃wrex 3086 {crab 3412 ⊆ wss 3895 ∖ cdif 4045 ∩ cin 4089 ∅c0 4278 ∪ cuni 4866 class class class wbr 5102 ↦ cmpt 5185 ran crn 5651 ‘cfv 6538 (class class class)co 7420 ℝcr 11199 0cc0 11200 1c1 11201 + caddc 11203 · cmul 11205 < clt 11343 ≤ cle 11344 − cmin 11541 / cdiv 11973 3c3 12398 ℝ+crp 13120 (,)cioo 13476 topGenctg 17608 Clsdccld 23334 Cn ccn 23542 Compccmp 23704 |
| 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 5326 ax-pr 5390 ax-un 7751 ax-inf2 9642 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 ax-pre-sup 11278 |
| 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 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-tp 4588 df-op 4590 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 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-se 5604 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-isom 6547 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-of 7693 df-om 7878 df-1st 8001 df-2nd 8002 df-supp 8178 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-1o 8476 df-2o 8477 df-er 8717 df-map 8849 df-pm 8850 df-ixp 8926 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 df-fsupp 9354 df-fi 9403 df-sup 9434 df-inf 9435 df-oi 9504 df-card 10020 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-div 11974 df-nn 12336 df-2 12405 df-3 12406 df-4 12407 df-5 12408 df-6 12409 df-7 12410 df-8 12411 df-9 12412 df-n0 12607 df-z 12694 df-dec 12815 df-uz 12966 df-q 13076 df-rp 13121 df-xneg 13241 df-xadd 13242 df-xmul 13243 df-ioo 13480 df-ico 13482 df-icc 13483 df-fz 13640 df-fzo 13789 df-fl 13932 df-seq 14145 df-exp 14205 df-hash 14475 df-cj 15266 df-re 15267 df-im 15268 df-sqrt 15402 df-abs 15403 df-clim 15655 df-rlim 15656 df-sum 15854 df-struct 17325 df-sets 17342 df-slot 17360 df-ndx 17372 df-base 17388 df-ress 17409 df-plusg 17441 df-mulr 17442 df-starv 17443 df-sca 17444 df-vsca 17445 df-ip 17446 df-tset 17447 df-ple 17448 df-ds 17450 df-unif 17451 df-hom 17452 df-cco 17453 df-rest 17593 df-topn 17594 df-0g 17612 df-gsum 17613 df-topgen 17614 df-pt 17615 df-prds 17618 df-xrs 17674 df-qtop 17679 df-imas 17680 df-xps 17682 df-mre 17756 df-mrc 17757 df-acs 17759 df-mgm 18816 df-sgrp 18908 df-mnd 18924 df-submnd 18979 df-mulg 19278 df-cntz 19531 df-cmn 19996 df-psmet 21670 df-xmet 21671 df-met 21672 df-bl 21673 df-mopn 21674 df-cnfld 21679 df-top 23212 df-topon 23229 df-topsp 23251 df-bases 23264 df-cld 23337 df-cn 23545 df-cnp 23546 df-cmp 23705 df-tx 23881 df-hmeo 24074 df-xms 24639 df-ms 24640 df-tms 24641 |
| This theorem is used by: stoweidlem59 47069 |
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