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| Mirrors > Home > HSE Home > Th. List > jplem1 | Structured version Visualization version GIF version | ||
| Description: Lemma for Jauch-Piron theorem. (Contributed by NM, 8-Apr-2001.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| jplem1.1 | ⊢ 𝐴 ∈ Cℋ |
| Ref | Expression |
|---|---|
| jplem1 | ⊢ ((𝑢 ∈ ℋ ∧ (normℎ‘𝑢) = 1) → (𝑢 ∈ 𝐴 ↔ ((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = 1)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | jplem1.1 | . . . 4 ⊢ 𝐴 ∈ Cℋ | |
| 2 | pjnorm2 32322 | . . . 4 ⊢ ((𝐴 ∈ Cℋ ∧ 𝑢 ∈ ℋ) → (𝑢 ∈ 𝐴 ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = (normℎ‘𝑢))) | |
| 3 | 1, 2 | mpan 703 | . . 3 ⊢ (𝑢 ∈ ℋ → (𝑢 ∈ 𝐴 ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = (normℎ‘𝑢))) |
| 4 | eqeq2 2773 | . . 3 ⊢ ((normℎ‘𝑢) = 1 → ((normℎ‘((projℎ‘𝐴)‘𝑢)) = (normℎ‘𝑢) ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) | |
| 5 | 3, 4 | sylan9bb 519 | . 2 ⊢ ((𝑢 ∈ ℋ ∧ (normℎ‘𝑢) = 1) → (𝑢 ∈ 𝐴 ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) |
| 6 | sq1 14331 | . . . . 5 ⊢ (1↑2) = 1 | |
| 7 | 6 | eqeq2i 2774 | . . . 4 ⊢ (((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = (1↑2) ↔ ((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = 1) |
| 8 | 1 | pjhcli 32013 | . . . . . 6 ⊢ (𝑢 ∈ ℋ → ((projℎ‘𝐴)‘𝑢) ∈ ℋ) |
| 9 | normcl 31720 | . . . . . 6 ⊢ (((projℎ‘𝐴)‘𝑢) ∈ ℋ → (normℎ‘((projℎ‘𝐴)‘𝑢)) ∈ ℝ) | |
| 10 | 8, 9 | syl 18 | . . . . 5 ⊢ (𝑢 ∈ ℋ → (normℎ‘((projℎ‘𝐴)‘𝑢)) ∈ ℝ) |
| 11 | normge0 31721 | . . . . . 6 ⊢ (((projℎ‘𝐴)‘𝑢) ∈ ℋ → 0 ≤ (normℎ‘((projℎ‘𝐴)‘𝑢))) | |
| 12 | 8, 11 | syl 18 | . . . . 5 ⊢ (𝑢 ∈ ℋ → 0 ≤ (normℎ‘((projℎ‘𝐴)‘𝑢))) |
| 13 | 1re 11301 | . . . . . 6 ⊢ 1 ∈ ℝ | |
| 14 | 0le1 11832 | . . . . . 6 ⊢ 0 ≤ 1 | |
| 15 | sq11 14267 | . . . . . 6 ⊢ ((((normℎ‘((projℎ‘𝐴)‘𝑢)) ∈ ℝ ∧ 0 ≤ (normℎ‘((projℎ‘𝐴)‘𝑢))) ∧ (1 ∈ ℝ ∧ 0 ≤ 1)) → (((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = (1↑2) ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) | |
| 16 | 13, 14, 15 | mpanr12 718 | . . . . 5 ⊢ (((normℎ‘((projℎ‘𝐴)‘𝑢)) ∈ ℝ ∧ 0 ≤ (normℎ‘((projℎ‘𝐴)‘𝑢))) → (((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = (1↑2) ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) |
| 17 | 10, 12, 16 | syl2anc 596 | . . . 4 ⊢ (𝑢 ∈ ℋ → (((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = (1↑2) ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) |
| 18 | 7, 17 | bitr3id 288 | . . 3 ⊢ (𝑢 ∈ ℋ → (((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = 1 ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) |
| 19 | 18 | adantr 486 | . 2 ⊢ ((𝑢 ∈ ℋ ∧ (normℎ‘𝑢) = 1) → (((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = 1 ↔ (normℎ‘((projℎ‘𝐴)‘𝑢)) = 1)) |
| 20 | 5, 19 | bitr4d 285 | 1 ⊢ ((𝑢 ∈ ℋ ∧ (normℎ‘𝑢) = 1) → (𝑢 ∈ 𝐴 ↔ ((normℎ‘((projℎ‘𝐴)‘𝑢))↑2) = 1)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2145 class class class wbr 5103 ‘cfv 6537 (class class class)co 7418 ℝcr 11192 0cc0 11193 1c1 11194 ≤ cle 11337 2c2 12390 ↑cexp 14197 ℋchba 31514 normℎcno 31518 Cℋ cch 31524 projℎcpjh 31532 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-inf2 9635 ax-cc 10506 ax-cnex 11249 ax-resscn 11250 ax-1cn 11251 ax-icn 11252 ax-addcl 11253 ax-addrcl 11254 ax-mulcl 11255 ax-mulrcl 11256 ax-mulcom 11257 ax-addass 11258 ax-mulass 11259 ax-distr 11260 ax-i2m1 11261 ax-1ne0 11262 ax-1rid 11263 ax-rnegex 11264 ax-rrecex 11265 ax-cnre 11266 ax-pre-lttri 11267 ax-pre-lttrn 11268 ax-pre-ltadd 11269 ax-pre-mulgt0 11270 ax-pre-sup 11271 ax-addf 11272 ax-mulf 11273 ax-hilex 31594 ax-hfvadd 31595 ax-hvcom 31596 ax-hvass 31597 ax-hv0cl 31598 ax-hvaddid 31599 ax-hfvmul 31600 ax-hvmulid 31601 ax-hvmulass 31602 ax-hvdistr1 31603 ax-hvdistr2 31604 ax-hvmul0 31605 ax-hfi 31674 ax-his1 31677 ax-his2 31678 ax-his3 31679 ax-his4 31680 ax-hcompl 31797 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 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 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 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-of 7691 df-om 7876 df-1st 7999 df-2nd 8000 df-supp 8171 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-1o 8469 df-2o 8470 df-oadd 8473 df-omul 8474 df-er 8710 df-map 8842 df-pm 8843 df-ixp 8919 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-fsupp 9347 df-fi 9396 df-sup 9427 df-inf 9428 df-oi 9497 df-card 10013 df-acn 10016 df-pnf 11338 df-mnf 11339 df-xr 11340 df-ltxr 11341 df-le 11342 df-sub 11536 df-neg 11537 df-div 11967 df-nn 12329 df-2 12398 df-3 12399 df-4 12400 df-5 12401 df-6 12402 df-7 12403 df-8 12404 df-9 12405 df-n0 12600 df-z 12687 df-dec 12808 df-uz 12959 df-q 13069 df-rp 13114 df-xneg 13234 df-xadd 13235 df-xmul 13236 df-ioo 13473 df-ico 13475 df-icc 13476 df-fz 13633 df-fzo 13782 df-fl 13925 df-seq 14138 df-exp 14198 df-hash 14468 df-cj 15259 df-re 15260 df-im 15261 df-sqrt 15395 df-abs 15396 df-clim 15648 df-rlim 15649 df-sum 15847 df-struct 17318 df-sets 17335 df-slot 17353 df-ndx 17365 df-base 17381 df-ress 17402 df-plusg 17434 df-mulr 17435 df-starv 17436 df-sca 17437 df-vsca 17438 df-ip 17439 df-tset 17440 df-ple 17441 df-ds 17443 df-unif 17444 df-hom 17445 df-cco 17446 df-rest 17586 df-topn 17587 df-0g 17605 df-gsum 17606 df-topgen 17607 df-pt 17608 df-prds 17611 df-xrs 17667 df-qtop 17672 df-imas 17673 df-xps 17675 df-mre 17749 df-mrc 17750 df-acs 17752 df-mgm 18809 df-sgrp 18901 df-mnd 18917 df-submnd 18972 df-mulg 19271 df-cntz 19524 df-cmn 19989 df-psmet 21663 df-xmet 21664 df-met 21665 df-bl 21666 df-mopn 21667 df-fbas 21668 df-fg 21669 df-cnfld 21672 df-top 23205 df-topon 23222 df-topsp 23244 df-bases 23257 df-cld 23330 df-ntr 23331 df-cls 23332 df-nei 23409 df-cn 23538 df-cnp 23539 df-lm 23540 df-haus 23626 df-tx 23874 df-hmeo 24067 df-fil 24158 df-fm 24250 df-flim 24251 df-flf 24252 df-xms 24632 df-ms 24633 df-tms 24634 df-cfil 25569 df-cau 25570 df-cmet 25571 df-grpo 31088 df-gid 31089 df-ginv 31090 df-gdiv 31091 df-ablo 31140 df-vc 31154 df-nv 31187 df-va 31190 df-ba 31191 df-sm 31192 df-0v 31193 df-vs 31194 df-nmcv 31195 df-ims 31196 df-dip 31296 df-ssp 31317 df-ph 31408 df-cbn 31458 df-hnorm 31563 df-hba 31564 df-hvsub 31566 df-hlim 31567 df-hcau 31568 df-sh 31802 df-ch 31816 df-oc 31847 df-ch0 31848 df-shs 31903 df-pjh 31990 |
| This theorem is used by: jplem2 32864 |
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