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Mathbox for Alexander van der Vekens |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > 2zrngmsgrp | Structured version Visualization version GIF version |
Description: R is a (multiplicative) semigroup. (Contributed by AV, 4-Feb-2020.) |
Ref | Expression |
---|---|
2zrng.e | ⊢ 𝐸 = {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} |
2zrngbas.r | ⊢ 𝑅 = (ℂfld ↾s 𝐸) |
2zrngmmgm.1 | ⊢ 𝑀 = (mulGrp‘𝑅) |
Ref | Expression |
---|---|
2zrngmsgrp | ⊢ 𝑀 ∈ Smgrp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2zrng.e | . . 3 ⊢ 𝐸 = {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} | |
2 | 2zrngbas.r | . . 3 ⊢ 𝑅 = (ℂfld ↾s 𝐸) | |
3 | 2zrngmmgm.1 | . . 3 ⊢ 𝑀 = (mulGrp‘𝑅) | |
4 | 1, 2, 3 | 2zrngmmgm 48134 | . 2 ⊢ 𝑀 ∈ Mgm |
5 | elrabi 3693 | . . . . 5 ⊢ (𝑎 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} → 𝑎 ∈ ℤ) | |
6 | elrabi 3693 | . . . . 5 ⊢ (𝑦 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} → 𝑦 ∈ ℤ) | |
7 | elrabi 3693 | . . . . 5 ⊢ (𝑏 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} → 𝑏 ∈ ℤ) | |
8 | 5, 6, 7 | 3anim123i 1152 | . . . 4 ⊢ ((𝑎 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} ∧ 𝑦 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} ∧ 𝑏 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)}) → (𝑎 ∈ ℤ ∧ 𝑦 ∈ ℤ ∧ 𝑏 ∈ ℤ)) |
9 | zcn 12625 | . . . . 5 ⊢ (𝑎 ∈ ℤ → 𝑎 ∈ ℂ) | |
10 | zcn 12625 | . . . . 5 ⊢ (𝑦 ∈ ℤ → 𝑦 ∈ ℂ) | |
11 | zcn 12625 | . . . . 5 ⊢ (𝑏 ∈ ℤ → 𝑏 ∈ ℂ) | |
12 | 9, 10, 11 | 3anim123i 1152 | . . . 4 ⊢ ((𝑎 ∈ ℤ ∧ 𝑦 ∈ ℤ ∧ 𝑏 ∈ ℤ) → (𝑎 ∈ ℂ ∧ 𝑦 ∈ ℂ ∧ 𝑏 ∈ ℂ)) |
13 | mulass 11250 | . . . 4 ⊢ ((𝑎 ∈ ℂ ∧ 𝑦 ∈ ℂ ∧ 𝑏 ∈ ℂ) → ((𝑎 · 𝑦) · 𝑏) = (𝑎 · (𝑦 · 𝑏))) | |
14 | 8, 12, 13 | 3syl 18 | . . 3 ⊢ ((𝑎 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} ∧ 𝑦 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} ∧ 𝑏 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)}) → ((𝑎 · 𝑦) · 𝑏) = (𝑎 · (𝑦 · 𝑏))) |
15 | 14 | rgen3 3204 | . 2 ⊢ ∀𝑎 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)}∀𝑦 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)}∀𝑏 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} ((𝑎 · 𝑦) · 𝑏) = (𝑎 · (𝑦 · 𝑏)) |
16 | 1, 2 | 2zrngbas 48124 | . . . . 5 ⊢ 𝐸 = (Base‘𝑅) |
17 | 3, 16 | mgpbas 20167 | . . . 4 ⊢ 𝐸 = (Base‘𝑀) |
18 | 1, 17 | eqtr3i 2767 | . . 3 ⊢ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} = (Base‘𝑀) |
19 | 1, 2 | 2zrngmul 48133 | . . . 4 ⊢ · = (.r‘𝑅) |
20 | 3, 19 | mgpplusg 20165 | . . 3 ⊢ · = (+g‘𝑀) |
21 | 18, 20 | issgrp 18755 | . 2 ⊢ (𝑀 ∈ Smgrp ↔ (𝑀 ∈ Mgm ∧ ∀𝑎 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)}∀𝑦 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)}∀𝑏 ∈ {𝑧 ∈ ℤ ∣ ∃𝑥 ∈ ℤ 𝑧 = (2 · 𝑥)} ((𝑎 · 𝑦) · 𝑏) = (𝑎 · (𝑦 · 𝑏)))) |
22 | 4, 15, 21 | mpbir2an 711 | 1 ⊢ 𝑀 ∈ Smgrp |
Colors of variables: wff setvar class |
Syntax hints: ∧ w3a 1087 = wceq 1539 ∈ wcel 2108 ∀wral 3061 ∃wrex 3070 {crab 3436 ‘cfv 6569 (class class class)co 7438 ℂcc 11160 · cmul 11167 2c2 12328 ℤcz 12620 Basecbs 17254 ↾s cress 17283 Mgmcmgm 18673 Smgrpcsgrp 18753 mulGrpcmgp 20161 ℂfldccnfld 21391 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2708 ax-sep 5305 ax-nul 5315 ax-pow 5374 ax-pr 5441 ax-un 7761 ax-cnex 11218 ax-resscn 11219 ax-1cn 11220 ax-icn 11221 ax-addcl 11222 ax-addrcl 11223 ax-mulcl 11224 ax-mulrcl 11225 ax-mulcom 11226 ax-addass 11227 ax-mulass 11228 ax-distr 11229 ax-i2m1 11230 ax-1ne0 11231 ax-1rid 11232 ax-rnegex 11233 ax-rrecex 11234 ax-cnre 11235 ax-pre-lttri 11236 ax-pre-lttrn 11237 ax-pre-ltadd 11238 ax-pre-mulgt0 11239 ax-mulf 11242 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2065 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2892 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-reu 3381 df-rab 3437 df-v 3483 df-sbc 3795 df-csb 3912 df-dif 3969 df-un 3971 df-in 3973 df-ss 3983 df-pss 3986 df-nul 4343 df-if 4535 df-pw 4610 df-sn 4635 df-pr 4637 df-tp 4639 df-op 4641 df-uni 4916 df-iun 5001 df-br 5152 df-opab 5214 df-mpt 5235 df-tr 5269 df-id 5587 df-eprel 5593 df-po 5601 df-so 5602 df-fr 5645 df-we 5647 df-xp 5699 df-rel 5700 df-cnv 5701 df-co 5702 df-dm 5703 df-rn 5704 df-res 5705 df-ima 5706 df-pred 6329 df-ord 6395 df-on 6396 df-lim 6397 df-suc 6398 df-iota 6522 df-fun 6571 df-fn 6572 df-f 6573 df-f1 6574 df-fo 6575 df-f1o 6576 df-fv 6577 df-riota 7395 df-ov 7441 df-oprab 7442 df-mpo 7443 df-om 7895 df-1st 8022 df-2nd 8023 df-frecs 8314 df-wrecs 8345 df-recs 8419 df-rdg 8458 df-1o 8514 df-er 8753 df-en 8994 df-dom 8995 df-sdom 8996 df-fin 8997 df-pnf 11304 df-mnf 11305 df-xr 11306 df-ltxr 11307 df-le 11308 df-sub 11501 df-neg 11502 df-nn 12274 df-2 12336 df-3 12337 df-4 12338 df-5 12339 df-6 12340 df-7 12341 df-8 12342 df-9 12343 df-n0 12534 df-z 12621 df-dec 12741 df-uz 12886 df-fz 13554 df-struct 17190 df-sets 17207 df-slot 17225 df-ndx 17237 df-base 17255 df-ress 17284 df-plusg 17320 df-mulr 17321 df-starv 17322 df-tset 17326 df-ple 17327 df-ds 17329 df-unif 17330 df-mgm 18675 df-sgrp 18754 df-mgp 20162 df-cnfld 21392 |
This theorem is referenced by: 2zrngALT 48136 |
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