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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 2763 | . . . 4 ⊢ (.g‘𝐺) = (.g‘𝐺) | |
| 3 | eqid 2763 | . . . 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 19261 | . . 3 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐾‘{𝐴}) = ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴))) |
| 6 | 5 | oveq2d 7412 | . 2 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s (𝐾‘{𝐴})) = (𝐺 ↾s ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)))) |
| 7 | eqid 2763 | . . 3 ⊢ ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)) = ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴)) | |
| 8 | 1, 2, 7 | cycsubgcyg 19951 | . 2 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s ran (𝑛 ∈ ℤ ↦ (𝑛(.g‘𝐺)𝐴))) ∈ CycGrp) |
| 9 | 6, 8 | eqeltrd 2863 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s (𝐾‘{𝐴})) ∈ CycGrp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1561 ∈ wcel 2143 {csn 4583 ↦ cmpt 5182 ran crn 5649 ‘cfv 6521 (class class class)co 7396 ℤcz 12578 Basecbs 17255 ↾s cress 17276 mrClscmrc 17621 Grpcgrp 18985 .gcmg 19119 SubGrpcsubg 19172 CycGrpccyg 19927 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1816 ax-4 1830 ax-5 1931 ax-6 1988 ax-7 2029 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5247 ax-nul 5257 ax-pow 5323 ax-pr 5391 ax-un 7718 ax-cnex 11140 ax-resscn 11141 ax-1cn 11142 ax-icn 11143 ax-addcl 11144 ax-addrcl 11145 ax-mulcl 11146 ax-mulrcl 11147 ax-mulcom 11148 ax-addass 11149 ax-mulass 11150 ax-distr 11151 ax-i2m1 11152 ax-1ne0 11153 ax-1rid 11154 ax-rnegex 11155 ax-rrecex 11156 ax-cnre 11157 ax-pre-lttri 11158 ax-pre-lttrn 11159 ax-pre-ltadd 11160 ax-pre-mulgt0 11161 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1564 df-fal 1574 df-ex 1801 df-nf 1805 df-sb 2092 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3457 df-sbc 3746 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-br 5102 df-opab 5164 df-mpt 5183 df-tr 5209 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-1o 8437 df-2o 8438 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-fin 8931 df-pnf 11229 df-mnf 11230 df-xr 11231 df-ltxr 11232 df-le 11233 df-sub 11427 df-neg 11428 df-nn 12221 df-2 12290 df-n0 12492 df-z 12579 df-uz 12850 df-fz 13523 df-seq 14025 df-sets 17210 df-slot 17228 df-ndx 17240 df-base 17256 df-ress 17277 df-plusg 17309 df-0g 17480 df-mre 17624 df-mrc 17625 df-acs 17627 df-mgm 18684 df-sgrp 18763 df-mnd 18779 df-submnd 18828 df-grp 18988 df-minusg 18989 df-mulg 19120 df-subg 19175 df-cyg 19928 |
| This theorem is referenced by: pgpfaclem1 20133 |
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