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| Mirrors > Home > MPE Home > Th. List > gsmtrcl | Structured version Visualization version GIF version | ||
| Description: The group sum of transpositions of a finite set is a permutation, see also psgneldm2i 19477. (Contributed by AV, 19-Jan-2019.) |
| Ref | Expression |
|---|---|
| gsmtrcl.s | ⊢ 𝑆 = (SymGrp‘𝑁) |
| gsmtrcl.b | ⊢ 𝐵 = (Base‘𝑆) |
| gsmtrcl.t | ⊢ 𝑇 = ran (pmTrsp‘𝑁) |
| Ref | Expression |
|---|---|
| gsmtrcl | ⊢ ((𝑁 ∈ Fin ∧ 𝑊 ∈ Word 𝑇) → (𝑆 Σg 𝑊) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gsmtrcl.s | . . 3 ⊢ 𝑆 = (SymGrp‘𝑁) | |
| 2 | gsmtrcl.t | . . 3 ⊢ 𝑇 = ran (pmTrsp‘𝑁) | |
| 3 | eqid 2737 | . . 3 ⊢ (pmSgn‘𝑁) = (pmSgn‘𝑁) | |
| 4 | 1, 2, 3 | psgneldm2i 19477 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑊 ∈ Word 𝑇) → (𝑆 Σg 𝑊) ∈ dom (pmSgn‘𝑁)) |
| 5 | gsmtrcl.b | . . . 4 ⊢ 𝐵 = (Base‘𝑆) | |
| 6 | 1, 3, 5 | psgneldm 19475 | . . 3 ⊢ ((𝑆 Σg 𝑊) ∈ dom (pmSgn‘𝑁) ↔ ((𝑆 Σg 𝑊) ∈ 𝐵 ∧ dom ((𝑆 Σg 𝑊) ∖ I ) ∈ Fin)) |
| 7 | ax-1 6 | . . . 4 ⊢ ((𝑆 Σg 𝑊) ∈ 𝐵 → ((𝑁 ∈ Fin ∧ 𝑊 ∈ Word 𝑇) → (𝑆 Σg 𝑊) ∈ 𝐵)) | |
| 8 | 7 | adantr 480 | . . 3 ⊢ (((𝑆 Σg 𝑊) ∈ 𝐵 ∧ dom ((𝑆 Σg 𝑊) ∖ I ) ∈ Fin) → ((𝑁 ∈ Fin ∧ 𝑊 ∈ Word 𝑇) → (𝑆 Σg 𝑊) ∈ 𝐵)) |
| 9 | 6, 8 | sylbi 217 | . 2 ⊢ ((𝑆 Σg 𝑊) ∈ dom (pmSgn‘𝑁) → ((𝑁 ∈ Fin ∧ 𝑊 ∈ Word 𝑇) → (𝑆 Σg 𝑊) ∈ 𝐵)) |
| 10 | 4, 9 | mpcom 38 | 1 ⊢ ((𝑁 ∈ Fin ∧ 𝑊 ∈ Word 𝑇) → (𝑆 Σg 𝑊) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∖ cdif 3887 I cid 5522 dom cdm 5628 ran crn 5629 ‘cfv 6496 (class class class)co 7364 Fincfn 8890 Word cword 14472 Basecbs 17176 Σg cgsu 17400 SymGrpcsymg 19341 pmTrspcpmtr 19413 pmSgncpsgn 19461 |
| 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 5213 ax-sep 5232 ax-nul 5242 ax-pow 5306 ax-pr 5374 ax-un 7686 ax-cnex 11091 ax-resscn 11092 ax-1cn 11093 ax-icn 11094 ax-addcl 11095 ax-addrcl 11096 ax-mulcl 11097 ax-mulrcl 11098 ax-mulcom 11099 ax-addass 11100 ax-mulass 11101 ax-distr 11102 ax-i2m1 11103 ax-1ne0 11104 ax-1rid 11105 ax-rnegex 11106 ax-rrecex 11107 ax-cnre 11108 ax-pre-lttri 11109 ax-pre-lttrn 11110 ax-pre-ltadd 11111 ax-pre-mulgt0 11112 |
| 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 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5523 df-eprel 5528 df-po 5536 df-so 5537 df-fr 5581 df-se 5582 df-we 5583 df-xp 5634 df-rel 5635 df-cnv 5636 df-co 5637 df-dm 5638 df-rn 5639 df-res 5640 df-ima 5641 df-pred 6263 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-isom 6505 df-riota 7321 df-ov 7367 df-oprab 7368 df-mpo 7369 df-om 7815 df-1st 7939 df-2nd 7940 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-1o 8402 df-2o 8403 df-er 8640 df-map 8772 df-en 8891 df-dom 8892 df-sdom 8893 df-fin 8894 df-card 9860 df-pnf 11178 df-mnf 11179 df-xr 11180 df-ltxr 11181 df-le 11182 df-sub 11376 df-neg 11377 df-nn 12172 df-2 12241 df-3 12242 df-4 12243 df-5 12244 df-6 12245 df-7 12246 df-8 12247 df-9 12248 df-n0 12435 df-z 12522 df-uz 12786 df-fz 13459 df-fzo 13606 df-seq 13961 df-hash 14290 df-word 14473 df-concat 14530 df-s1 14556 df-struct 17114 df-sets 17131 df-slot 17149 df-ndx 17161 df-base 17177 df-ress 17198 df-plusg 17230 df-tset 17236 df-0g 17401 df-gsum 17402 df-mre 17545 df-mrc 17546 df-acs 17548 df-mgm 18605 df-sgrp 18684 df-mnd 18700 df-submnd 18749 df-efmnd 18834 df-grp 18909 df-minusg 18910 df-subg 19096 df-symg 19342 df-pmtr 19414 df-psgn 19463 |
| This theorem is referenced by: psgndiflemB 21596 |
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