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| Mirrors > Home > MPE Home > Th. List > symgov | Structured version Visualization version GIF version | ||
| Description: The value of the group operation of the symmetric group on 𝐴. (Contributed by Paul Chapman, 25-Feb-2008.) (Revised by Mario Carneiro, 28-Jan-2015.) (Revised by AV, 30-Mar-2024.) |
| Ref | Expression |
|---|---|
| symgov.1 | ⊢ 𝐺 = (SymGrp‘𝐴) |
| symgov.2 | ⊢ 𝐵 = (Base‘𝐺) |
| symgov.3 | ⊢ + = (+g‘𝐺) |
| Ref | Expression |
|---|---|
| symgov | ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) = (𝑋 ∘ 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | symgov.1 | . . . 4 ⊢ 𝐺 = (SymGrp‘𝐴) | |
| 2 | eqid 2737 | . . . 4 ⊢ (𝐴 ↑m 𝐴) = (𝐴 ↑m 𝐴) | |
| 3 | symgov.3 | . . . 4 ⊢ + = (+g‘𝐺) | |
| 4 | 1, 2, 3 | symgplusg 19316 | . . 3 ⊢ + = (𝑓 ∈ (𝐴 ↑m 𝐴), 𝑔 ∈ (𝐴 ↑m 𝐴) ↦ (𝑓 ∘ 𝑔)) |
| 5 | 4 | a1i 11 | . 2 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → + = (𝑓 ∈ (𝐴 ↑m 𝐴), 𝑔 ∈ (𝐴 ↑m 𝐴) ↦ (𝑓 ∘ 𝑔))) |
| 6 | simpl 482 | . . . 4 ⊢ ((𝑓 = 𝑋 ∧ 𝑔 = 𝑌) → 𝑓 = 𝑋) | |
| 7 | simpr 484 | . . . 4 ⊢ ((𝑓 = 𝑋 ∧ 𝑔 = 𝑌) → 𝑔 = 𝑌) | |
| 8 | 6, 7 | coeq12d 5814 | . . 3 ⊢ ((𝑓 = 𝑋 ∧ 𝑔 = 𝑌) → (𝑓 ∘ 𝑔) = (𝑋 ∘ 𝑌)) |
| 9 | 8 | adantl 481 | . 2 ⊢ (((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) ∧ (𝑓 = 𝑋 ∧ 𝑔 = 𝑌)) → (𝑓 ∘ 𝑔) = (𝑋 ∘ 𝑌)) |
| 10 | symgov.2 | . . . 4 ⊢ 𝐵 = (Base‘𝐺) | |
| 11 | 1, 10 | symgbasmap 19310 | . . 3 ⊢ (𝑋 ∈ 𝐵 → 𝑋 ∈ (𝐴 ↑m 𝐴)) |
| 12 | 11 | adantr 480 | . 2 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑋 ∈ (𝐴 ↑m 𝐴)) |
| 13 | 1, 10 | symgbasmap 19310 | . . 3 ⊢ (𝑌 ∈ 𝐵 → 𝑌 ∈ (𝐴 ↑m 𝐴)) |
| 14 | 13 | adantl 481 | . 2 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → 𝑌 ∈ (𝐴 ↑m 𝐴)) |
| 15 | coexg 7873 | . 2 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 ∘ 𝑌) ∈ V) | |
| 16 | 5, 9, 12, 14, 15 | ovmpod 7512 | 1 ⊢ ((𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 + 𝑌) = (𝑋 ∘ 𝑌)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3441 ∘ ccom 5629 ‘cfv 6493 (class class class)co 7360 ∈ cmpo 7362 ↑m cmap 8767 Basecbs 17140 +gcplusg 17181 SymGrpcsymg 19302 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12150 df-2 12212 df-3 12213 df-4 12214 df-5 12215 df-6 12216 df-7 12217 df-8 12218 df-9 12219 df-n0 12406 df-z 12493 df-uz 12756 df-fz 13428 df-struct 17078 df-sets 17095 df-slot 17113 df-ndx 17125 df-base 17141 df-ress 17162 df-plusg 17194 df-tset 17200 df-efmnd 18798 df-symg 19303 |
| This theorem is referenced by: symgcl 19318 symggrp 19333 symginv 19335 galactghm 19337 lactghmga 19338 gsumccatsymgsn 19359 symgsssg 19400 symgfisg 19401 symggen 19403 psgnunilem5 19427 psgnunilem2 19428 psgnco 21542 mdetralt 22556 mdetunilem7 22566 symgfcoeu 33166 symgcntz 33169 odpmco 33170 symgsubg 33171 fzto1st 33187 cyc3co2 33224 cycpmconjv 33226 cyc3evpm 33234 cyc3genpmlem 33235 cycpmconjs 33240 cyc3conja 33241 mplvrpmga 33712 mdetpmtr1 33982 madjusmdetlem3 33988 madjusmdetlem4 33989 pgrpgt2nabl 48679 |
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