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Mirrors > Home > MPE Home > Th. List > cycsubmcmn | Structured version Visualization version GIF version |
Description: The set of nonnegative integer powers of an element 𝐴 of a monoid forms a commutative monoid. (Contributed by AV, 20-Jan-2024.) |
Ref | Expression |
---|---|
cycsubmcmn.b | ⊢ 𝐵 = (Base‘𝐺) |
cycsubmcmn.t | ⊢ · = (.g‘𝐺) |
cycsubmcmn.f | ⊢ 𝐹 = (𝑥 ∈ ℕ0 ↦ (𝑥 · 𝐴)) |
cycsubmcmn.c | ⊢ 𝐶 = ran 𝐹 |
Ref | Expression |
---|---|
cycsubmcmn | ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s 𝐶) ∈ CMnd) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cycsubmcmn.b | . . . 4 ⊢ 𝐵 = (Base‘𝐺) | |
2 | cycsubmcmn.t | . . . 4 ⊢ · = (.g‘𝐺) | |
3 | cycsubmcmn.f | . . . 4 ⊢ 𝐹 = (𝑥 ∈ ℕ0 ↦ (𝑥 · 𝐴)) | |
4 | cycsubmcmn.c | . . . 4 ⊢ 𝐶 = ran 𝐹 | |
5 | 1, 2, 3, 4 | cycsubm 18341 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → 𝐶 ∈ (SubMnd‘𝐺)) |
6 | eqid 2820 | . . . . . 6 ⊢ (0g‘𝐺) = (0g‘𝐺) | |
7 | eqid 2820 | . . . . . 6 ⊢ (𝐺 ↾s 𝐶) = (𝐺 ↾s 𝐶) | |
8 | 1, 6, 7 | issubm2 17965 | . . . . 5 ⊢ (𝐺 ∈ Mnd → (𝐶 ∈ (SubMnd‘𝐺) ↔ (𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd))) |
9 | 8 | adantr 483 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐶 ∈ (SubMnd‘𝐺) ↔ (𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd))) |
10 | simp3 1133 | . . . 4 ⊢ ((𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd) → (𝐺 ↾s 𝐶) ∈ Mnd) | |
11 | 9, 10 | syl6bi 255 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐶 ∈ (SubMnd‘𝐺) → (𝐺 ↾s 𝐶) ∈ Mnd)) |
12 | 5, 11 | mpd 15 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s 𝐶) ∈ Mnd) |
13 | 7 | submbas 17975 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → 𝐶 = (Base‘(𝐺 ↾s 𝐶))) |
14 | 5, 13 | syl 17 | . . . . . . 7 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → 𝐶 = (Base‘(𝐺 ↾s 𝐶))) |
15 | 14 | eqcomd 2826 | . . . . . 6 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (Base‘(𝐺 ↾s 𝐶)) = 𝐶) |
16 | 15 | eleq2d 2897 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑥 ∈ 𝐶)) |
17 | 15 | eleq2d 2897 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑦 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑦 ∈ 𝐶)) |
18 | 16, 17 | anbi12d 632 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → ((𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ∧ 𝑦 ∈ (Base‘(𝐺 ↾s 𝐶))) ↔ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶))) |
19 | eqid 2820 | . . . . . . 7 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
20 | 1, 2, 3, 4, 19 | cycsubmcom 18343 | . . . . . 6 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → (𝑥(+g‘𝐺)𝑦) = (𝑦(+g‘𝐺)𝑥)) |
21 | 5 | adantr 483 | . . . . . . 7 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → 𝐶 ∈ (SubMnd‘𝐺)) |
22 | 7, 19 | ressplusg 16608 | . . . . . . . . . 10 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘𝐺) = (+g‘(𝐺 ↾s 𝐶))) |
23 | 22 | eqcomd 2826 | . . . . . . . . 9 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘(𝐺 ↾s 𝐶)) = (+g‘𝐺)) |
24 | 23 | oveqd 7170 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑥(+g‘𝐺)𝑦)) |
25 | 23 | oveqd 7170 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥) = (𝑦(+g‘𝐺)𝑥)) |
26 | 24, 25 | eqeq12d 2836 | . . . . . . 7 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → ((𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥) ↔ (𝑥(+g‘𝐺)𝑦) = (𝑦(+g‘𝐺)𝑥))) |
27 | 21, 26 | syl 17 | . . . . . 6 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → ((𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥) ↔ (𝑥(+g‘𝐺)𝑦) = (𝑦(+g‘𝐺)𝑥))) |
28 | 20, 27 | mpbird 259 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥)) |
29 | 28 | ex 415 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → ((𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥))) |
30 | 18, 29 | sylbid 242 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → ((𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ∧ 𝑦 ∈ (Base‘(𝐺 ↾s 𝐶))) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥))) |
31 | 30 | ralrimivv 3189 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → ∀𝑥 ∈ (Base‘(𝐺 ↾s 𝐶))∀𝑦 ∈ (Base‘(𝐺 ↾s 𝐶))(𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥)) |
32 | eqid 2820 | . . 3 ⊢ (Base‘(𝐺 ↾s 𝐶)) = (Base‘(𝐺 ↾s 𝐶)) | |
33 | eqid 2820 | . . 3 ⊢ (+g‘(𝐺 ↾s 𝐶)) = (+g‘(𝐺 ↾s 𝐶)) | |
34 | 32, 33 | iscmn 18910 | . 2 ⊢ ((𝐺 ↾s 𝐶) ∈ CMnd ↔ ((𝐺 ↾s 𝐶) ∈ Mnd ∧ ∀𝑥 ∈ (Base‘(𝐺 ↾s 𝐶))∀𝑦 ∈ (Base‘(𝐺 ↾s 𝐶))(𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥))) |
35 | 12, 31, 34 | sylanbrc 585 | 1 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s 𝐶) ∈ CMnd) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 ∧ w3a 1082 = wceq 1536 ∈ wcel 2113 ∀wral 3137 ⊆ wss 3933 ↦ cmpt 5143 ran crn 5553 ‘cfv 6352 (class class class)co 7153 ℕ0cn0 11895 Basecbs 16479 ↾s cress 16480 +gcplusg 16561 0gc0g 16709 Mndcmnd 17907 SubMndcsubmnd 17951 .gcmg 18220 CMndccmn 18902 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2792 ax-sep 5200 ax-nul 5207 ax-pow 5263 ax-pr 5327 ax-un 7458 ax-cnex 10590 ax-resscn 10591 ax-1cn 10592 ax-icn 10593 ax-addcl 10594 ax-addrcl 10595 ax-mulcl 10596 ax-mulrcl 10597 ax-mulcom 10598 ax-addass 10599 ax-mulass 10600 ax-distr 10601 ax-i2m1 10602 ax-1ne0 10603 ax-1rid 10604 ax-rnegex 10605 ax-rrecex 10606 ax-cnre 10607 ax-pre-lttri 10608 ax-pre-lttrn 10609 ax-pre-ltadd 10610 ax-pre-mulgt0 10611 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1083 df-3an 1084 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2799 df-cleq 2813 df-clel 2892 df-nfc 2962 df-ne 3016 df-nel 3123 df-ral 3142 df-rex 3143 df-reu 3144 df-rmo 3145 df-rab 3146 df-v 3495 df-sbc 3771 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-pss 3951 df-nul 4289 df-if 4465 df-pw 4538 df-sn 4565 df-pr 4567 df-tp 4569 df-op 4571 df-uni 4836 df-iun 4918 df-br 5064 df-opab 5126 df-mpt 5144 df-tr 5170 df-id 5457 df-eprel 5462 df-po 5471 df-so 5472 df-fr 5511 df-we 5513 df-xp 5558 df-rel 5559 df-cnv 5560 df-co 5561 df-dm 5562 df-rn 5563 df-res 5564 df-ima 5565 df-pred 6145 df-ord 6191 df-on 6192 df-lim 6193 df-suc 6194 df-iota 6311 df-fun 6354 df-fn 6355 df-f 6356 df-f1 6357 df-fo 6358 df-f1o 6359 df-fv 6360 df-riota 7111 df-ov 7156 df-oprab 7157 df-mpo 7158 df-om 7578 df-1st 7686 df-2nd 7687 df-wrecs 7944 df-recs 8005 df-rdg 8043 df-er 8286 df-en 8507 df-dom 8508 df-sdom 8509 df-pnf 10674 df-mnf 10675 df-xr 10676 df-ltxr 10677 df-le 10678 df-sub 10869 df-neg 10870 df-nn 11636 df-2 11698 df-n0 11896 df-z 11980 df-uz 12242 df-fz 12891 df-seq 13368 df-ndx 16482 df-slot 16483 df-base 16485 df-sets 16486 df-ress 16487 df-plusg 16574 df-0g 16711 df-mgm 17848 df-sgrp 17897 df-mnd 17908 df-submnd 17953 df-mulg 18221 df-cmn 18904 |
This theorem is referenced by: (None) |
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