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| Mirrors > Home > MPE Home > Th. List > sylow3lem5 | Structured version Visualization version GIF version | ||
| Description: Lemma for sylow3 19727, second part. Reduce the group action of sylow3lem1 19721 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 19704 | . . . . . 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 19217 | . . . . 5 ⊢ (𝐾 ∈ (SubGrp‘𝐺) → 𝐾 ⊆ 𝑋) |
| 6 | 3, 5 | syl 18 | . . . 4 ⊢ (𝜑 → 𝐾 ⊆ 𝑋) |
| 7 | ssid 3960 | . . . 4 ⊢ (𝑃 pSyl 𝐺) ⊆ (𝑃 pSyl 𝐺) | |
| 8 | resmpo 7536 | . . . 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 2818 | . 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 7424 | . . . . . . . . 9 ⊢ (𝑧 = 𝑐 → (𝑥 + 𝑧) = (𝑥 + 𝑐)) | |
| 18 | 17 | oveq1d 7431 | . . . . . . . 8 ⊢ (𝑧 = 𝑐 → ((𝑥 + 𝑧) − 𝑥) = ((𝑥 + 𝑐) − 𝑥)) |
| 19 | 18 | cbvmptv 5217 | . . . . . . 7 ⊢ (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = (𝑐 ∈ 𝑦 ↦ ((𝑥 + 𝑐) − 𝑥)) |
| 20 | oveq1 7423 | . . . . . . . . 9 ⊢ (𝑥 = 𝑎 → (𝑥 + 𝑐) = (𝑎 + 𝑐)) | |
| 21 | id 23 | . . . . . . . . 9 ⊢ (𝑥 = 𝑎 → 𝑥 = 𝑎) | |
| 22 | 20, 21 | oveq12d 7434 | . . . . . . . 8 ⊢ (𝑥 = 𝑎 → ((𝑥 + 𝑐) − 𝑥) = ((𝑎 + 𝑐) − 𝑎)) |
| 23 | 22 | mpteq2dv 5207 | . . . . . . 7 ⊢ (𝑥 = 𝑎 → (𝑐 ∈ 𝑦 ↦ ((𝑥 + 𝑐) − 𝑥)) = (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 24 | 19, 23 | eqtrid 2812 | . . . . . 6 ⊢ (𝑥 = 𝑎 → (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 25 | 24 | rneqd 5930 | . . . . 5 ⊢ (𝑥 = 𝑎 → ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥)) = ran (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 26 | mpteq1 5202 | . . . . . 6 ⊢ (𝑦 = 𝑏 → (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎)) = (𝑐 ∈ 𝑏 ↦ ((𝑎 + 𝑐) − 𝑎))) | |
| 27 | 26 | rneqd 5930 | . . . . 5 ⊢ (𝑦 = 𝑏 → ran (𝑐 ∈ 𝑦 ↦ ((𝑎 + 𝑐) − 𝑎)) = ran (𝑐 ∈ 𝑏 ↦ ((𝑎 + 𝑐) − 𝑎))) |
| 28 | 25, 27 | cbvmpov 7511 | . . . 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 19721 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝑋, 𝑦 ∈ (𝑃 pSyl 𝐺) ↦ ran (𝑧 ∈ 𝑦 ↦ ((𝑥 + 𝑧) − 𝑥))) ∈ (𝐺 GrpAct (𝑃 pSyl 𝐺))) |
| 30 | eqid 2765 | . . . 4 ⊢ (𝐺 ↾s 𝐾) = (𝐺 ↾s 𝐾) | |
| 31 | 30 | gasubg 19396 | . . 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 2866 | 1 ⊢ (𝜑 → ⊕ ∈ ((𝐺 ↾s 𝐾) GrpAct (𝑃 pSyl 𝐺))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 ⊆ wss 3906 ↦ cmpt 5194 × cxp 5661 ran crn 5664 ↾ cres 5665 ‘cfv 6540 (class class class)co 7416 ∈ cmpo 7418 Fincfn 8945 ℙcprime 16747 Basecbs 17287 ↾s cress 17308 +gcplusg 17328 Grpcgrp 19024 -gcsg 19026 SubGrpcsubg 19210 GrpAct cga 19383 pSyl cslw 19621 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 ax-inf2 9613 ax-cnex 11167 ax-resscn 11168 ax-1cn 11169 ax-icn 11170 ax-addcl 11171 ax-addrcl 11172 ax-mulcl 11173 ax-mulrcl 11174 ax-mulcom 11175 ax-addass 11176 ax-mulass 11177 ax-distr 11178 ax-i2m1 11179 ax-1ne0 11180 ax-1rid 11181 ax-rnegex 11182 ax-rrecex 11183 ax-cnre 11184 ax-pre-lttri 11185 ax-pre-lttrn 11186 ax-pre-ltadd 11187 ax-pre-mulgt0 11188 ax-pre-sup 11189 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-disj 5079 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-isom 6549 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-1st 7988 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-1o 8455 df-2o 8456 df-oadd 8459 df-omul 8460 df-er 8696 df-ec 8698 df-qs 8702 df-map 8828 df-en 8946 df-dom 8947 df-sdom 8948 df-fin 8949 df-sup 9405 df-inf 9406 df-oi 9475 df-dju 9899 df-card 9937 df-acn 9940 df-pnf 11256 df-mnf 11257 df-xr 11258 df-ltxr 11259 df-le 11260 df-sub 11454 df-neg 11455 df-div 11883 df-nn 12245 df-2 12314 df-3 12315 df-n0 12516 df-xnn0 12589 df-z 12603 df-uz 12875 df-q 12985 df-rp 13029 df-fz 13548 df-fzo 13696 df-fl 13839 df-mod 13917 df-seq 14052 df-exp 14112 df-fac 14324 df-bc 14353 df-hash 14381 df-cj 15170 df-re 15171 df-im 15172 df-sqrt 15306 df-abs 15307 df-clim 15559 df-sum 15758 df-dvds 16329 df-gcd 16571 df-prm 16748 df-pc 16915 df-sets 17242 df-slot 17260 df-ndx 17272 df-base 17288 df-ress 17309 df-plusg 17341 df-0g 17512 df-mgm 18716 df-sgrp 18799 df-mnd 18815 df-submnd 18866 df-grp 19027 df-minusg 19028 df-sbg 19029 df-mulg 19158 df-subg 19213 df-eqg 19215 df-ghm 19308 df-ga 19384 df-od 19622 df-pgp 19624 df-slw 19625 |
| This theorem is used by: sylow3lem6 19726 |
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