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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 18821 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → 𝐶 ∈ (SubMnd‘𝐺)) |
6 | eqid 2738 | . . . . . 6 ⊢ (0g‘𝐺) = (0g‘𝐺) | |
7 | eqid 2738 | . . . . . 6 ⊢ (𝐺 ↾s 𝐶) = (𝐺 ↾s 𝐶) | |
8 | 1, 6, 7 | issubm2 18443 | . . . . 5 ⊢ (𝐺 ∈ Mnd → (𝐶 ∈ (SubMnd‘𝐺) ↔ (𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd))) |
9 | 8 | adantr 481 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐶 ∈ (SubMnd‘𝐺) ↔ (𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd))) |
10 | simp3 1137 | . . . 4 ⊢ ((𝐶 ⊆ 𝐵 ∧ (0g‘𝐺) ∈ 𝐶 ∧ (𝐺 ↾s 𝐶) ∈ Mnd) → (𝐺 ↾s 𝐶) ∈ Mnd) | |
11 | 9, 10 | syl6bi 252 | . . 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 18453 | . . . . . . . 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 2744 | . . . . . 6 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (Base‘(𝐺 ↾s 𝐶)) = 𝐶) |
16 | 15 | eleq2d 2824 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑥 ∈ 𝐶)) |
17 | 15 | eleq2d 2824 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝑦 ∈ (Base‘(𝐺 ↾s 𝐶)) ↔ 𝑦 ∈ 𝐶)) |
18 | 16, 17 | anbi12d 631 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → ((𝑥 ∈ (Base‘(𝐺 ↾s 𝐶)) ∧ 𝑦 ∈ (Base‘(𝐺 ↾s 𝐶))) ↔ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶))) |
19 | eqid 2738 | . . . . . . 7 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
20 | 1, 2, 3, 4, 19 | cycsubmcom 18823 | . . . . . 6 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → (𝑥(+g‘𝐺)𝑦) = (𝑦(+g‘𝐺)𝑥)) |
21 | 5 | adantr 481 | . . . . . . 7 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → 𝐶 ∈ (SubMnd‘𝐺)) |
22 | 7, 19 | ressplusg 17000 | . . . . . . . . . 10 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘𝐺) = (+g‘(𝐺 ↾s 𝐶))) |
23 | 22 | eqcomd 2744 | . . . . . . . . 9 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (+g‘(𝐺 ↾s 𝐶)) = (+g‘𝐺)) |
24 | 23 | oveqd 7292 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑥(+g‘𝐺)𝑦)) |
25 | 23 | oveqd 7292 | . . . . . . . 8 ⊢ (𝐶 ∈ (SubMnd‘𝐺) → (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥) = (𝑦(+g‘𝐺)𝑥)) |
26 | 24, 25 | eqeq12d 2754 | . . . . . . 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 256 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) ∧ (𝑥 ∈ 𝐶 ∧ 𝑦 ∈ 𝐶)) → (𝑥(+g‘(𝐺 ↾s 𝐶))𝑦) = (𝑦(+g‘(𝐺 ↾s 𝐶))𝑥)) |
29 | 28 | ex 413 | . . . 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 239 | . . 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 3122 | . 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 2738 | . . 3 ⊢ (Base‘(𝐺 ↾s 𝐶)) = (Base‘(𝐺 ↾s 𝐶)) | |
33 | eqid 2738 | . . 3 ⊢ (+g‘(𝐺 ↾s 𝐶)) = (+g‘(𝐺 ↾s 𝐶)) | |
34 | 32, 33 | iscmn 19394 | . 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 583 | 1 ⊢ ((𝐺 ∈ Mnd ∧ 𝐴 ∈ 𝐵) → (𝐺 ↾s 𝐶) ∈ CMnd) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 ∧ w3a 1086 = wceq 1539 ∈ wcel 2106 ∀wral 3064 ⊆ wss 3887 ↦ cmpt 5157 ran crn 5590 ‘cfv 6433 (class class class)co 7275 ℕ0cn0 12233 Basecbs 16912 ↾s cress 16941 +gcplusg 16962 0gc0g 17150 Mndcmnd 18385 SubMndcsubmnd 18429 .gcmg 18700 CMndccmn 19386 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-1st 7831 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-er 8498 df-en 8734 df-dom 8735 df-sdom 8736 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-nn 11974 df-2 12036 df-n0 12234 df-z 12320 df-uz 12583 df-fz 13240 df-seq 13722 df-sets 16865 df-slot 16883 df-ndx 16895 df-base 16913 df-ress 16942 df-plusg 16975 df-0g 17152 df-mgm 18326 df-sgrp 18375 df-mnd 18386 df-submnd 18431 df-mulg 18701 df-cmn 19388 |
This theorem is referenced by: (None) |
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