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| Mirrors > Home > MPE Home > Th. List > sylow3lem5 | Structured version Visualization version GIF version | ||
| Description: Lemma for sylow3 19854, second part. Reduce the group action of sylow3lem1 19848 to a given Sylow subgroup. (Contributed by Mario Carneiro, 19-Jan-2015.) |
| Ref | Expression |
|---|---|
| sylow3.x | ⊢ 𝑋 = (Base‘𝐺) |
| sylow3.g | ⊢ (𝜑 → 𝐺 ∈ Grp) |
| sylow3.xf | ⊢ (𝜑 → 𝑋 ∈ Fin) |
| sylow3.p | ⊢ (𝜑 → 𝑃 ∈ ℙ) |
| sylow3lem5.a | ⊢ + = (+g‘𝐺) |
| sylow3lem5.d | ⊢ − = (-g‘𝐺) |
| sylow3lem5.k | ⊢ (𝜑 → 𝐾 ∈ (𝑃 pSyl 𝐺)) |
| sylow3lem5.m | ⊢ ⊕ = (𝑥 ∈ 𝐾, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) |
| Ref | Expression |
|---|---|
| sylow3lem5 | ⊢ (𝜑 → ⊕ ∈ ((𝐺 ↾s 𝐾) GrpAct (𝑃 pSyl 𝐺))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylow3lem5.k | . . . . . 6 ⊢ (𝜑 → 𝐾 ∈ (𝑃 pSyl 𝐺)) | |
| 2 | slwsubg 19831 | . . . . . 6 ⊢ (𝐾 ∈ (𝑃 pSyl 𝐺) → 𝐾 ∈ (SubGrp‘𝐺)) | |
| 3 | 1, 2 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝐾 ∈ (SubGrp‘𝐺)) |
| 4 | sylow3.x | . . . . . 6 ⊢ 𝑋 = (Base‘𝐺) | |
| 5 | 4 | subgss 19344 | . . . . 5 ⊢ (𝐾 ∈ (SubGrp‘𝐺) → 𝐾 ⊆ 𝑋) |
| 6 | 3, 5 | syl 18 | . . . 4 ⊢ (𝜑 → 𝐾 ⊆ 𝑋) |
| 7 | ssid 3931 | . . . 4 ⊢ (𝑃 pSyl 𝐺) ⊆ (𝑃 pSyl 𝐺) | |
| 8 | resmpo 7542 | . . . 4 ⊢ ((𝐾 ⊆ 𝑋 ∧ (𝑃 pSyl 𝐺) ⊆ (𝑃 pSyl 𝐺)) → ((𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ↾ (𝐾 × (𝑃 pSyl 𝐺))) = (𝑥 ∈ 𝐾, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)))) | |
| 9 | 6, 7, 8 | sylancl 598 | . . 3 ⊢ (𝜑 → ((𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ↾ (𝐾 × (𝑃 pSyl 𝐺))) = (𝑥 ∈ 𝐾, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)))) |
| 10 | sylow3lem5.m | . . 3 ⊢ ⊕ = (𝑥 ∈ 𝐾, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) | |
| 11 | 9, 10 | eqtr4di 2813 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ↾ (𝐾 × (𝑃 pSyl 𝐺))) = ⊕ ) |
| 12 | sylow3.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ Grp) | |
| 13 | sylow3.xf | . . . 4 ⊢ (𝜑 → 𝑋 ∈ Fin) | |
| 14 | sylow3.p | . . . 4 ⊢ (𝜑 → 𝑃 ∈ ℙ) | |
| 15 | sylow3lem5.a | . . . 4 ⊢ + = (+g‘𝐺) | |
| 16 | sylow3lem5.d | . . . 4 ⊢ − = (-g‘𝐺) | |
| 17 | oveq2 7430 | . . . . . . . . 9 ⊢ (𝑧 = 𝑐 → (𝑥 + 𝑧) = (𝑥 + 𝑐)) | |
| 18 | 17 | oveq1d 7437 | . . . . . . . 8 ⊢ (𝑧 = 𝑐 → ((𝑥 + 𝑧) − 𝑥) = ((𝑥 + 𝑐) − 𝑥)) |
| 19 | 18 | cbvmptv 5208 | . . . . . . 7 ⊢ (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = (𝑐 ∈ 𝑦 ↦ ((𝑥 + 𝑐) − 𝑥)) |
| 20 | oveq1 7429 | . . . . . . . . 9 ⊢ (𝑥 = 𝑎 → (𝑥 + 𝑐) = (𝑎 + 𝑐)) | |
| 21 | id 23 | . . . . . . . . 9 ⊢ (𝑥 = 𝑎 → 𝑥 = 𝑎) | |
| 22 | 20, 21 | oveq12d 7440 | . . . . . . . 8 ⊢ (𝑥 = 𝑎 → ((𝑥 + 𝑐) − 𝑥) = ((𝑎 + 𝑐) − 𝑎)) |
| 23 | 22 | mpteq2dv 5198 | . . . . . . 7 ⊢ (𝑥 = 𝑎 → (𝑐 ∈ 𝑦 ↦ ((𝑥 + 𝑐) − 𝑥)) = (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 24 | 19, 23 | eqtrid 2807 | . . . . . 6 ⊢ (𝑥 = 𝑎 → (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 25 | 24 | rneqd 5920 | . . . . 5 ⊢ (𝑥 = 𝑎 → ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = ran (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 26 | mpteq1 5193 | . . . . . 6 ⊢ (𝑦 = 𝑏 → (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎)) = (𝑐 ∈ 𝑏 ↦ ((𝑎 + 𝑐) − 𝑎))) | |
| 27 | 26 | rneqd 5920 | . . . . 5 ⊢ (𝑦 = 𝑏 → ran (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎)) = ran (𝑐 ∈ 𝑏 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 28 | 25, 27 | cbvmpov 7517 | . . . 4 ⊢ (𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) = (𝑎 ∈ 𝑋, 𝑏 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑐 ∈ 𝑏 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 29 | 4, 12, 13, 14, 15, 16, 28 | sylow3lem1 19848 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ∈ (𝐺 GrpAct (𝑃 pSyl 𝐺))) |
| 30 | eqid 2760 | . . . 4 ⊢ (𝐺 ↾s 𝐾) = (𝐺 ↾s 𝐾) | |
| 31 | 30 | gasubg 19523 | . . 3 ⊢ (((𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ∈ (𝐺 GrpAct (𝑃 pSyl 𝐺)) ∧ 𝐾 ∈ (SubGrp‘𝐺)) → ((𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ↾ (𝐾 × (𝑃 pSyl 𝐺))) ∈ ((𝐺 ↾s 𝐾) GrpAct (𝑃 pSyl 𝐺))) |
| 32 | 29, 3, 31 | syl2anc 596 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ↾ (𝐾 × (𝑃 pSyl 𝐺))) ∈ ((𝐺 ↾s 𝐾) GrpAct (𝑃 pSyl 𝐺))) |
| 33 | 11, 32 | eqeltrrd 2861 | 1 ⊢ (𝜑 → ⊕ ∈ ((𝐺 ↾s 𝐾) GrpAct (𝑃 pSyl 𝐺))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ⊆ wss 3896 ↦ cmpt 5185 × cxp 5648 ran crn 5651 ↾ cres 5652 ‘cfv 6541 (class class class)co 7422 ∈ cmpo 7424 Fincfn 8978 ℙcprime 16853 Basecbs 17394 ↾s cress 17415 +gcplusg 17435 Grpcgrp 19151 -gcsg 19153 SubGrpcsubg 19337 GrpAct cga 19510 pSyl cslw 19748 |
| 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 7753 ax-inf2 9647 ax-cnex 11261 ax-resscn 11262 ax-1cn 11263 ax-icn 11264 ax-addcl 11265 ax-addrcl 11266 ax-mulcl 11267 ax-mulrcl 11268 ax-mulcom 11269 ax-addass 11270 ax-mulass 11271 ax-distr 11272 ax-i2m1 11273 ax-1ne0 11274 ax-1rid 11275 ax-rnegex 11276 ax-rrecex 11277 ax-cnre 11278 ax-pre-lttri 11279 ax-pre-lttrn 11280 ax-pre-ltadd 11281 ax-pre-mulgt0 11282 ax-pre-sup 11283 |
| 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-disj 5070 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 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6543 df-fn 6544 df-f 6545 df-f1 6546 df-fo 6547 df-f1o 6548 df-fv 6549 df-isom 6550 df-riota 7379 df-ov 7425 df-oprab 7426 df-mpo 7427 df-om 7880 df-1st 8003 df-2nd 8004 df-frecs 8304 df-wrecs 8335 df-recs 8384 df-rdg 8423 df-1o 8481 df-2o 8482 df-oadd 8485 df-omul 8486 df-er 8722 df-ec 8724 df-qs 8728 df-map 8854 df-en 8979 df-dom 8980 df-sdom 8981 df-fin 8982 df-sup 9439 df-inf 9440 df-oi 9509 df-dju 9987 df-card 10025 df-acn 10028 df-pnf 11350 df-mnf 11351 df-xr 11352 df-ltxr 11353 df-le 11354 df-sub 11548 df-neg 11549 df-div 11979 df-nn 12341 df-2 12410 df-3 12411 df-n0 12612 df-xnn0 12685 df-z 12699 df-uz 12971 df-q 13081 df-rp 13126 df-fz 13645 df-fzo 13794 df-fl 13937 df-mod 14015 df-seq 14150 df-exp 14210 df-fac 14423 df-bc 14452 df-hash 14480 df-cj 15273 df-re 15274 df-im 15275 df-sqrt 15409 df-abs 15410 df-clim 15662 df-sum 15861 df-dvds 16430 df-gcd 16672 df-prm 16854 df-pc 17022 df-sets 17349 df-slot 17367 df-ndx 17379 df-base 17395 df-ress 17416 df-plusg 17448 df-0g 17619 df-mgm 18823 df-sgrp 18915 df-mnd 18931 df-submnd 18986 df-grp 19154 df-minusg 19155 df-sbg 19156 df-mulg 19285 df-subg 19340 df-eqg 19342 df-ghm 19435 df-ga 19511 df-od 19749 df-pgp 19751 df-slw 19752 |
| This theorem is used by: sylow3lem6 19853 |
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