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| Mirrors > Home > MPE Home > Th. List > cycsubgcyg2 | Structured version Visualization version GIF version | ||
| Description: The cyclic subgroup generated by 𝐴 is a cyclic group. (Contributed by Mario Carneiro, 27-Apr-2016.) |
| Ref | Expression |
|---|---|
| cycsubgcyg2.b | ⊢ 𝐵 = (Base‘𝐺) |
| cycsubgcyg2.k | ⊢ 𝐾 = (mrCls‘(SubGrp‘𝐺)) |
| Ref | Expression |
|---|---|
| cycsubgcyg2 | ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s (𝐾‘{𝐴})) ∈ CycGrp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cycsubgcyg2.b | . . . 4 ⊢ 𝐵 = (Base‘𝐺) | |
| 2 | eqid 2731 | . . . 4 ⊢ (.g‘𝐺) = (.g‘𝐺) | |
| 3 | eqid 2731 | . . . 4 ⊢ (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)) = (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)) | |
| 4 | cycsubgcyg2.k | . . . 4 ⊢ 𝐾 = (mrCls‘(SubGrp‘𝐺)) | |
| 5 | 1, 2, 3, 4 | cycsubg2 19128 | . . 3 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐾‘{𝐴}) = ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴))) |
| 6 | 5 | oveq2d 7368 | . 2 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s (𝐾‘{𝐴})) = (𝐺 ↾s ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)))) |
| 7 | eqid 2731 | . . 3 ⊢ ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)) = ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)) | |
| 8 | 1, 2, 7 | cycsubgcyg 19819 | . 2 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴))) ∈ CycGrp) |
| 9 | 6, 8 | eqeltrd 2831 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s (𝐾‘{𝐴})) ∈ CycGrp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2111 {csn 4575 ↦ cmpt 5174 ran crn 5620 ‘cfv 6487 (class class class)co 7352 ℤcz 12474 Basecbs 17126 ↾s cress 17147 mrClscmrc 17491 Grpcgrp 18852 .gcmg 18986 SubGrpcsubg 19039 CycGrpccyg 19795 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5236 ax-nul 5246 ax-pow 5305 ax-pr 5372 ax-un 7674 ax-cnex 11068 ax-resscn 11069 ax-1cn 11070 ax-icn 11071 ax-addcl 11072 ax-addrcl 11073 ax-mulcl 11074 ax-mulrcl 11075 ax-mulcom 11076 ax-addass 11077 ax-mulass 11078 ax-distr 11079 ax-i2m1 11080 ax-1ne0 11081 ax-1rid 11082 ax-rnegex 11083 ax-rrecex 11084 ax-cnre 11085 ax-pre-lttri 11086 ax-pre-lttrn 11087 ax-pre-ltadd 11088 ax-pre-mulgt0 11089 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4283 df-if 4475 df-pw 4551 df-sn 4576 df-pr 4578 df-op 4582 df-uni 4859 df-int 4898 df-iun 4943 df-iin 4944 df-br 5094 df-opab 5156 df-mpt 5175 df-tr 5201 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7309 df-ov 7355 df-oprab 7356 df-mpo 7357 df-om 7803 df-1st 7927 df-2nd 7928 df-frecs 8217 df-wrecs 8248 df-recs 8297 df-rdg 8335 df-1o 8391 df-2o 8392 df-er 8628 df-en 8876 df-dom 8877 df-sdom 8878 df-fin 8879 df-pnf 11154 df-mnf 11155 df-xr 11156 df-ltxr 11157 df-le 11158 df-sub 11352 df-neg 11353 df-nn 12132 df-2 12194 df-n0 12388 df-z 12475 df-uz 12739 df-fz 13414 df-seq 13915 df-sets 17081 df-slot 17099 df-ndx 17111 df-base 17127 df-ress 17148 df-plusg 17180 df-0g 17351 df-mre 17494 df-mrc 17495 df-acs 17497 df-mgm 18554 df-sgrp 18633 df-mnd 18649 df-submnd 18698 df-grp 18855 df-minusg 18856 df-mulg 18987 df-subg 19042 df-cyg 19796 |
| This theorem is referenced by: pgpfaclem1 20001 |
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