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| Mirrors > Home > HSE Home > Th. List > strlem5 | Structured version Visualization version GIF version | ||
| Description: Lemma for strong state theorem. (Contributed by NM, 2-Nov-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| strlem3.1 | ⊢ 𝑆 = (𝑥 ∈ Cℋ ↦ ((normℎ‘((projℎ‘𝑥)‘𝑢))↑2)) |
| strlem3.2 | ⊢ (𝜑 ↔ (𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1)) |
| strlem3.3 | ⊢ 𝐴 ∈ Cℋ |
| strlem3.4 | ⊢ 𝐵 ∈ Cℋ |
| Ref | Expression |
|---|---|
| strlem5 | ⊢ (𝜑 → (𝑆‘𝐵) < 1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | strlem3.2 | . 2 ⊢ (𝜑 ↔ (𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1)) | |
| 2 | strlem3.4 | . . . . 5 ⊢ 𝐵 ∈ Cℋ | |
| 3 | strlem3.1 | . . . . . 6 ⊢ 𝑆 = (𝑥 ∈ Cℋ ↦ ((normℎ‘((projℎ‘𝑥)‘𝑢))↑2)) | |
| 4 | 3 | strlem2 32182 | . . . . 5 ⊢ (𝐵 ∈ Cℋ → (𝑆‘𝐵) = ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2)) |
| 5 | 2, 4 | ax-mp 5 | . . . 4 ⊢ (𝑆‘𝐵) = ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) |
| 6 | eldif 3909 | . . . . . . . 8 ⊢ (𝑢 ∈ (𝐴 ∖ 𝐵) ↔ (𝑢 ∈ 𝐴 ∧ ¬ 𝑢 ∈ 𝐵)) | |
| 7 | strlem3.3 | . . . . . . . . . 10 ⊢ 𝐴 ∈ Cℋ | |
| 8 | 7 | cheli 31163 | . . . . . . . . 9 ⊢ (𝑢 ∈ 𝐴 → 𝑢 ∈ ℋ) |
| 9 | pjnel 31657 | . . . . . . . . . . 11 ⊢ ((𝐵 ∈ Cℋ ∧ 𝑢 ∈ ℋ) → (¬ 𝑢 ∈ 𝐵 ↔ (normℎ‘((projℎ‘𝐵)‘𝑢)) < (normℎ‘𝑢))) | |
| 10 | 2, 9 | mpan 690 | . . . . . . . . . 10 ⊢ (𝑢 ∈ ℋ → (¬ 𝑢 ∈ 𝐵 ↔ (normℎ‘((projℎ‘𝐵)‘𝑢)) < (normℎ‘𝑢))) |
| 11 | 10 | biimpa 476 | . . . . . . . . 9 ⊢ ((𝑢 ∈ ℋ ∧ ¬ 𝑢 ∈ 𝐵) → (normℎ‘((projℎ‘𝐵)‘𝑢)) < (normℎ‘𝑢)) |
| 12 | 8, 11 | sylan 580 | . . . . . . . 8 ⊢ ((𝑢 ∈ 𝐴 ∧ ¬ 𝑢 ∈ 𝐵) → (normℎ‘((projℎ‘𝐵)‘𝑢)) < (normℎ‘𝑢)) |
| 13 | 6, 12 | sylbi 217 | . . . . . . 7 ⊢ (𝑢 ∈ (𝐴 ∖ 𝐵) → (normℎ‘((projℎ‘𝐵)‘𝑢)) < (normℎ‘𝑢)) |
| 14 | breq2 5092 | . . . . . . 7 ⊢ ((normℎ‘𝑢) = 1 → ((normℎ‘((projℎ‘𝐵)‘𝑢)) < (normℎ‘𝑢) ↔ (normℎ‘((projℎ‘𝐵)‘𝑢)) < 1)) | |
| 15 | 13, 14 | imbitrid 244 | . . . . . 6 ⊢ ((normℎ‘𝑢) = 1 → (𝑢 ∈ (𝐴 ∖ 𝐵) → (normℎ‘((projℎ‘𝐵)‘𝑢)) < 1)) |
| 16 | 15 | impcom 407 | . . . . 5 ⊢ ((𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1) → (normℎ‘((projℎ‘𝐵)‘𝑢)) < 1) |
| 17 | eldifi 4078 | . . . . . . 7 ⊢ (𝑢 ∈ (𝐴 ∖ 𝐵) → 𝑢 ∈ 𝐴) | |
| 18 | 2 | pjhcli 31349 | . . . . . . . . 9 ⊢ (𝑢 ∈ ℋ → ((projℎ‘𝐵)‘𝑢) ∈ ℋ) |
| 19 | normcl 31056 | . . . . . . . . 9 ⊢ (((projℎ‘𝐵)‘𝑢) ∈ ℋ → (normℎ‘((projℎ‘𝐵)‘𝑢)) ∈ ℝ) | |
| 20 | 18, 19 | syl 17 | . . . . . . . 8 ⊢ (𝑢 ∈ ℋ → (normℎ‘((projℎ‘𝐵)‘𝑢)) ∈ ℝ) |
| 21 | normge0 31057 | . . . . . . . . 9 ⊢ (((projℎ‘𝐵)‘𝑢) ∈ ℋ → 0 ≤ (normℎ‘((projℎ‘𝐵)‘𝑢))) | |
| 22 | 18, 21 | syl 17 | . . . . . . . 8 ⊢ (𝑢 ∈ ℋ → 0 ≤ (normℎ‘((projℎ‘𝐵)‘𝑢))) |
| 23 | 1re 11103 | . . . . . . . . 9 ⊢ 1 ∈ ℝ | |
| 24 | 0le1 11631 | . . . . . . . . 9 ⊢ 0 ≤ 1 | |
| 25 | lt2sq 14028 | . . . . . . . . 9 ⊢ ((((normℎ‘((projℎ‘𝐵)‘𝑢)) ∈ ℝ ∧ 0 ≤ (normℎ‘((projℎ‘𝐵)‘𝑢))) ∧ (1 ∈ ℝ ∧ 0 ≤ 1)) → ((normℎ‘((projℎ‘𝐵)‘𝑢)) < 1 ↔ ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) < (1↑2))) | |
| 26 | 23, 24, 25 | mpanr12 705 | . . . . . . . 8 ⊢ (((normℎ‘((projℎ‘𝐵)‘𝑢)) ∈ ℝ ∧ 0 ≤ (normℎ‘((projℎ‘𝐵)‘𝑢))) → ((normℎ‘((projℎ‘𝐵)‘𝑢)) < 1 ↔ ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) < (1↑2))) |
| 27 | 20, 22, 26 | syl2anc 584 | . . . . . . 7 ⊢ (𝑢 ∈ ℋ → ((normℎ‘((projℎ‘𝐵)‘𝑢)) < 1 ↔ ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) < (1↑2))) |
| 28 | 17, 8, 27 | 3syl 18 | . . . . . 6 ⊢ (𝑢 ∈ (𝐴 ∖ 𝐵) → ((normℎ‘((projℎ‘𝐵)‘𝑢)) < 1 ↔ ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) < (1↑2))) |
| 29 | 28 | adantr 480 | . . . . 5 ⊢ ((𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1) → ((normℎ‘((projℎ‘𝐵)‘𝑢)) < 1 ↔ ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) < (1↑2))) |
| 30 | 16, 29 | mpbid 232 | . . . 4 ⊢ ((𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1) → ((normℎ‘((projℎ‘𝐵)‘𝑢))↑2) < (1↑2)) |
| 31 | 5, 30 | eqbrtrid 5123 | . . 3 ⊢ ((𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1) → (𝑆‘𝐵) < (1↑2)) |
| 32 | sq1 14090 | . . 3 ⊢ (1↑2) = 1 | |
| 33 | 31, 32 | breqtrdi 5129 | . 2 ⊢ ((𝑢 ∈ (𝐴 ∖ 𝐵) ∧ (normℎ‘𝑢) = 1) → (𝑆‘𝐵) < 1) |
| 34 | 1, 33 | sylbi 217 | 1 ⊢ (𝜑 → (𝑆‘𝐵) < 1) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ∖ cdif 3896 class class class wbr 5088 ↦ cmpt 5169 ‘cfv 6476 (class class class)co 7340 ℝcr 10996 0cc0 10997 1c1 10998 < clt 11137 ≤ cle 11138 2c2 12171 ↑cexp 13956 ℋchba 30850 normℎcno 30854 Cℋ cch 30860 projℎcpjh 30868 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5214 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5367 ax-un 7662 ax-inf2 9525 ax-cc 10317 ax-cnex 11053 ax-resscn 11054 ax-1cn 11055 ax-icn 11056 ax-addcl 11057 ax-addrcl 11058 ax-mulcl 11059 ax-mulrcl 11060 ax-mulcom 11061 ax-addass 11062 ax-mulass 11063 ax-distr 11064 ax-i2m1 11065 ax-1ne0 11066 ax-1rid 11067 ax-rnegex 11068 ax-rrecex 11069 ax-cnre 11070 ax-pre-lttri 11071 ax-pre-lttrn 11072 ax-pre-ltadd 11073 ax-pre-mulgt0 11074 ax-pre-sup 11075 ax-addf 11076 ax-mulf 11077 ax-hilex 30930 ax-hfvadd 30931 ax-hvcom 30932 ax-hvass 30933 ax-hv0cl 30934 ax-hvaddid 30935 ax-hfvmul 30936 ax-hvmulid 30937 ax-hvmulass 30938 ax-hvdistr1 30939 ax-hvdistr2 30940 ax-hvmul0 30941 ax-hfi 31010 ax-his1 31013 ax-his2 31014 ax-his3 31015 ax-his4 31016 ax-hcompl 31133 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3393 df-v 3435 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-tp 4578 df-op 4580 df-uni 4857 df-int 4895 df-iun 4940 df-iin 4941 df-br 5089 df-opab 5151 df-mpt 5170 df-tr 5196 df-id 5508 df-eprel 5513 df-po 5521 df-so 5522 df-fr 5566 df-se 5567 df-we 5568 df-xp 5619 df-rel 5620 df-cnv 5621 df-co 5622 df-dm 5623 df-rn 5624 df-res 5625 df-ima 5626 df-pred 6243 df-ord 6304 df-on 6305 df-lim 6306 df-suc 6307 df-iota 6432 df-fun 6478 df-fn 6479 df-f 6480 df-f1 6481 df-fo 6482 df-f1o 6483 df-fv 6484 df-isom 6485 df-riota 7297 df-ov 7343 df-oprab 7344 df-mpo 7345 df-of 7604 df-om 7791 df-1st 7915 df-2nd 7916 df-supp 8085 df-frecs 8205 df-wrecs 8236 df-recs 8285 df-rdg 8323 df-1o 8379 df-2o 8380 df-oadd 8383 df-omul 8384 df-er 8616 df-map 8746 df-pm 8747 df-ixp 8816 df-en 8864 df-dom 8865 df-sdom 8866 df-fin 8867 df-fsupp 9240 df-fi 9289 df-sup 9320 df-inf 9321 df-oi 9390 df-card 9823 df-acn 9826 df-pnf 11139 df-mnf 11140 df-xr 11141 df-ltxr 11142 df-le 11143 df-sub 11337 df-neg 11338 df-div 11766 df-nn 12117 df-2 12179 df-3 12180 df-4 12181 df-5 12182 df-6 12183 df-7 12184 df-8 12185 df-9 12186 df-n0 12373 df-z 12460 df-dec 12580 df-uz 12724 df-q 12838 df-rp 12882 df-xneg 13002 df-xadd 13003 df-xmul 13004 df-ioo 13240 df-ico 13242 df-icc 13243 df-fz 13399 df-fzo 13546 df-fl 13684 df-seq 13897 df-exp 13957 df-hash 14226 df-cj 14993 df-re 14994 df-im 14995 df-sqrt 15129 df-abs 15130 df-clim 15382 df-rlim 15383 df-sum 15581 df-struct 17045 df-sets 17062 df-slot 17080 df-ndx 17092 df-base 17108 df-ress 17129 df-plusg 17161 df-mulr 17162 df-starv 17163 df-sca 17164 df-vsca 17165 df-ip 17166 df-tset 17167 df-ple 17168 df-ds 17170 df-unif 17171 df-hom 17172 df-cco 17173 df-rest 17313 df-topn 17314 df-0g 17332 df-gsum 17333 df-topgen 17334 df-pt 17335 df-prds 17338 df-xrs 17393 df-qtop 17398 df-imas 17399 df-xps 17401 df-mre 17475 df-mrc 17476 df-acs 17478 df-mgm 18501 df-sgrp 18580 df-mnd 18596 df-submnd 18645 df-mulg 18934 df-cntz 19183 df-cmn 19648 df-psmet 21237 df-xmet 21238 df-met 21239 df-bl 21240 df-mopn 21241 df-fbas 21242 df-fg 21243 df-cnfld 21246 df-top 22763 df-topon 22780 df-topsp 22802 df-bases 22815 df-cld 22888 df-ntr 22889 df-cls 22890 df-nei 22967 df-cn 23096 df-cnp 23097 df-lm 23098 df-haus 23184 df-tx 23431 df-hmeo 23624 df-fil 23715 df-fm 23807 df-flim 23808 df-flf 23809 df-xms 24189 df-ms 24190 df-tms 24191 df-cfil 25136 df-cau 25137 df-cmet 25138 df-grpo 30424 df-gid 30425 df-ginv 30426 df-gdiv 30427 df-ablo 30476 df-vc 30490 df-nv 30523 df-va 30526 df-ba 30527 df-sm 30528 df-0v 30529 df-vs 30530 df-nmcv 30531 df-ims 30532 df-dip 30632 df-ssp 30653 df-ph 30744 df-cbn 30794 df-hnorm 30899 df-hba 30900 df-hvsub 30902 df-hlim 30903 df-hcau 30904 df-sh 31138 df-ch 31152 df-oc 31183 df-ch0 31184 df-shs 31239 df-pjh 31326 |
| This theorem is referenced by: strlem6 32187 |
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