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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 18426 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → 𝐶 ∈ (SubMnd‘𝐺)) |
6 | eqid 2758 | . . . . . 6 ⊢ (0g‘𝐺) = (0g‘𝐺) | |
7 | eqid 2758 | . . . . . 6 ⊢ (𝐺 ↾s 𝐶) = (𝐺 ↾s 𝐶) | |
8 | 1, 6, 7 | issubm2 18049 | . . . . 5 ⊢ (𝐺 ∈ Mnd → (𝐶 ∈ (SubMnd‘𝐺) ↔ (𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd))) |
9 | 8 | adantr 484 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐶 ∈ (SubMnd‘𝐺) ↔ (𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd))) |
10 | simp3 1135 | . . . 4 ⊢ ((𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd) → (𝐺 ↾s 𝐶) ∈ Mnd) | |
11 | 9, 10 | syl6bi 256 | . . 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 18059 | . . . . . . . 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 2764 | . . . . . 6 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (Base‘(𝐺 ↾s 𝐶)) = 𝐶) |
16 | 15 | eleq2d 2837 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑥 ∈ 𝐶)) |
17 | 15 | eleq2d 2837 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑦 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑦 ∈ 𝐶)) |
18 | 16, 17 | anbi12d 633 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → ((𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ∧ 𝑦 ∈ (Base‘(𝐺 ↾s 𝐶))) ↔ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶))) |
19 | eqid 2758 | . . . . . . 7 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
20 | 1, 2, 3, 4, 19 | cycsubmcom 18428 | . . . . . 6 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → (𝑥(+g‘𝐺)𝑦) = (𝑦(+g‘𝐺)𝑥)) |
21 | 5 | adantr 484 | . . . . . . 7 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → 𝐶 ∈ (SubMnd‘𝐺)) |
22 | 7, 19 | ressplusg 16684 | . . . . . . . . . 10 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘𝐺) = (+g‘(𝐺 ↾s 𝐶))) |
23 | 22 | eqcomd 2764 | . . . . . . . . 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 2774 | . . . . . . 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 260 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥)) |
29 | 28 | ex 416 | . . . 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 243 | . . 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 3119 | . 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 2758 | . . 3 ⊢ (Base‘(𝐺 ↾s 𝐶)) = (Base‘(𝐺 ↾s 𝐶)) | |
33 | eqid 2758 | . . 3 ⊢ (+g‘(𝐺 ↾s 𝐶)) = (+g‘(𝐺 ↾s 𝐶)) | |
34 | 32, 33 | iscmn 18995 | . 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 586 | 1 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s 𝐶) ∈ CMnd) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 ∧ w3a 1084 = wceq 1538 ∈ wcel 2111 ∀wral 3070 ⊆ wss 3860 ↦ cmpt 5116 ran crn 5529 ‘cfv 6340 (class class class)co 7156 ℕ0cn0 11947 Basecbs 16555 ↾s cress 16556 +gcplusg 16637 0gc0g 16785 Mndcmnd 17991 SubMndcsubmnd 18035 .gcmg 18305 CMndccmn 18987 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-sep 5173 ax-nul 5180 ax-pow 5238 ax-pr 5302 ax-un 7465 ax-cnex 10644 ax-resscn 10645 ax-1cn 10646 ax-icn 10647 ax-addcl 10648 ax-addrcl 10649 ax-mulcl 10650 ax-mulrcl 10651 ax-mulcom 10652 ax-addass 10653 ax-mulass 10654 ax-distr 10655 ax-i2m1 10656 ax-1ne0 10657 ax-1rid 10658 ax-rnegex 10659 ax-rrecex 10660 ax-cnre 10661 ax-pre-lttri 10662 ax-pre-lttrn 10663 ax-pre-ltadd 10664 ax-pre-mulgt0 10665 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-iun 4888 df-br 5037 df-opab 5099 df-mpt 5117 df-tr 5143 df-id 5434 df-eprel 5439 df-po 5447 df-so 5448 df-fr 5487 df-we 5489 df-xp 5534 df-rel 5535 df-cnv 5536 df-co 5537 df-dm 5538 df-rn 5539 df-res 5540 df-ima 5541 df-pred 6131 df-ord 6177 df-on 6178 df-lim 6179 df-suc 6180 df-iota 6299 df-fun 6342 df-fn 6343 df-f 6344 df-f1 6345 df-fo 6346 df-f1o 6347 df-fv 6348 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-om 7586 df-1st 7699 df-2nd 7700 df-wrecs 7963 df-recs 8024 df-rdg 8062 df-er 8305 df-en 8541 df-dom 8542 df-sdom 8543 df-pnf 10728 df-mnf 10729 df-xr 10730 df-ltxr 10731 df-le 10732 df-sub 10923 df-neg 10924 df-nn 11688 df-2 11750 df-n0 11948 df-z 12034 df-uz 12296 df-fz 12953 df-seq 13432 df-ndx 16558 df-slot 16559 df-base 16561 df-sets 16562 df-ress 16563 df-plusg 16650 df-0g 16787 df-mgm 17932 df-sgrp 17981 df-mnd 17992 df-submnd 18037 df-mulg 18306 df-cmn 18989 |
This theorem is referenced by: (None) |
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