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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 18345 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → 𝐶 ∈ (SubMnd‘𝐺)) |
6 | eqid 2821 | . . . . . 6 ⊢ (0g‘𝐺) = (0g‘𝐺) | |
7 | eqid 2821 | . . . . . 6 ⊢ (𝐺 ↾s 𝐶) = (𝐺 ↾s 𝐶) | |
8 | 1, 6, 7 | issubm2 17969 | . . . . 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 1134 | . . . 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 17979 | . . . . . . . 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 2827 | . . . . . 6 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (Base‘(𝐺 ↾s 𝐶)) = 𝐶) |
16 | 15 | eleq2d 2898 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑥 ∈ 𝐶)) |
17 | 15 | eleq2d 2898 | . . . . 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 2821 | . . . . . . 7 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
20 | 1, 2, 3, 4, 19 | cycsubmcom 18347 | . . . . . 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 16612 | . . . . . . . . . 10 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘𝐺) = (+g‘(𝐺 ↾s 𝐶))) |
23 | 22 | eqcomd 2827 | . . . . . . . . 9 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘(𝐺 ↾s 𝐶)) = (+g‘𝐺)) |
24 | 23 | oveqd 7173 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑥(+g‘𝐺)𝑦)) |
25 | 23 | oveqd 7173 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥) = (𝑦(+g‘𝐺)𝑥)) |
26 | 24, 25 | eqeq12d 2837 | . . . . . . 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 3190 | . 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 2821 | . . 3 ⊢ (Base‘(𝐺 ↾s 𝐶)) = (Base‘(𝐺 ↾s 𝐶)) | |
33 | eqid 2821 | . . 3 ⊢ (+g‘(𝐺 ↾s 𝐶)) = (+g‘(𝐺 ↾s 𝐶)) | |
34 | 32, 33 | iscmn 18914 | . 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 1083 = wceq 1537 ∈ wcel 2114 ∀wral 3138 ⊆ wss 3936 ↦ cmpt 5146 ran crn 5556 ‘cfv 6355 (class class class)co 7156 ℕ0cn0 11898 Basecbs 16483 ↾s cress 16484 +gcplusg 16565 0gc0g 16713 Mndcmnd 17911 SubMndcsubmnd 17955 .gcmg 18224 CMndccmn 18906 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-cnex 10593 ax-resscn 10594 ax-1cn 10595 ax-icn 10596 ax-addcl 10597 ax-addrcl 10598 ax-mulcl 10599 ax-mulrcl 10600 ax-mulcom 10601 ax-addass 10602 ax-mulass 10603 ax-distr 10604 ax-i2m1 10605 ax-1ne0 10606 ax-1rid 10607 ax-rnegex 10608 ax-rrecex 10609 ax-cnre 10610 ax-pre-lttri 10611 ax-pre-lttrn 10612 ax-pre-ltadd 10613 ax-pre-mulgt0 10614 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-uni 4839 df-iun 4921 df-br 5067 df-opab 5129 df-mpt 5147 df-tr 5173 df-id 5460 df-eprel 5465 df-po 5474 df-so 5475 df-fr 5514 df-we 5516 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-pred 6148 df-ord 6194 df-on 6195 df-lim 6196 df-suc 6197 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-om 7581 df-1st 7689 df-2nd 7690 df-wrecs 7947 df-recs 8008 df-rdg 8046 df-er 8289 df-en 8510 df-dom 8511 df-sdom 8512 df-pnf 10677 df-mnf 10678 df-xr 10679 df-ltxr 10680 df-le 10681 df-sub 10872 df-neg 10873 df-nn 11639 df-2 11701 df-n0 11899 df-z 11983 df-uz 12245 df-fz 12894 df-seq 13371 df-ndx 16486 df-slot 16487 df-base 16489 df-sets 16490 df-ress 16491 df-plusg 16578 df-0g 16715 df-mgm 17852 df-sgrp 17901 df-mnd 17912 df-submnd 17957 df-mulg 18225 df-cmn 18908 |
This theorem is referenced by: (None) |
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