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Mirrors > Home > MPE Home > Th. List > zsssubrg | Structured version Visualization version GIF version |
Description: The integers are a subset of any subring of the complex numbers. (Contributed by Mario Carneiro, 15-Oct-2015.) |
Ref | Expression |
---|---|
zsssubrg | ⊢ (𝑅 ∈ (SubRing‘ℂfld) → ℤ ⊆ 𝑅) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpr 485 | . . . . . 6 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → 𝑥 ∈ ℤ) | |
2 | ax-1cn 11106 | . . . . . 6 ⊢ 1 ∈ ℂ | |
3 | cnfldmulg 20825 | . . . . . 6 ⊢ ((𝑥 ∈ ℤ ∧ 1 ∈ ℂ) → (𝑥(.g‘ℂfld)1) = (𝑥 · 1)) | |
4 | 1, 2, 3 | sylancl 586 | . . . . 5 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → (𝑥(.g‘ℂfld)1) = (𝑥 · 1)) |
5 | zcn 12501 | . . . . . . 7 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
6 | 5 | adantl 482 | . . . . . 6 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → 𝑥 ∈ ℂ) |
7 | 6 | mulid1d 11169 | . . . . 5 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → (𝑥 · 1) = 𝑥) |
8 | 4, 7 | eqtrd 2776 | . . . 4 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → (𝑥(.g‘ℂfld)1) = 𝑥) |
9 | subrgsubg 20224 | . . . . . 6 ⊢ (𝑅 ∈ (SubRing‘ℂfld) → 𝑅 ∈ (SubGrp‘ℂfld)) | |
10 | 9 | adantr 481 | . . . . 5 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → 𝑅 ∈ (SubGrp‘ℂfld)) |
11 | cnfld1 20818 | . . . . . . 7 ⊢ 1 = (1r‘ℂfld) | |
12 | 11 | subrg1cl 20226 | . . . . . 6 ⊢ (𝑅 ∈ (SubRing‘ℂfld) → 1 ∈ 𝑅) |
13 | 12 | adantr 481 | . . . . 5 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → 1 ∈ 𝑅) |
14 | eqid 2736 | . . . . . 6 ⊢ (.g‘ℂfld) = (.g‘ℂfld) | |
15 | 14 | subgmulgcl 18937 | . . . . 5 ⊢ ((𝑅 ∈ (SubGrp‘ℂfld) ∧ 𝑥 ∈ ℤ ∧ 1 ∈ 𝑅) → (𝑥(.g‘ℂfld)1) ∈ 𝑅) |
16 | 10, 1, 13, 15 | syl3anc 1371 | . . . 4 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → (𝑥(.g‘ℂfld)1) ∈ 𝑅) |
17 | 8, 16 | eqeltrrd 2839 | . . 3 ⊢ ((𝑅 ∈ (SubRing‘ℂfld) ∧ 𝑥 ∈ ℤ) → 𝑥 ∈ 𝑅) |
18 | 17 | ex 413 | . 2 ⊢ (𝑅 ∈ (SubRing‘ℂfld) → (𝑥 ∈ ℤ → 𝑥 ∈ 𝑅)) |
19 | 18 | ssrdv 3949 | 1 ⊢ (𝑅 ∈ (SubRing‘ℂfld) → ℤ ⊆ 𝑅) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1541 ∈ wcel 2106 ⊆ wss 3909 ‘cfv 6494 (class class class)co 7354 ℂcc 11046 1c1 11049 · cmul 11053 ℤcz 12496 .gcmg 18868 SubGrpcsubg 18918 SubRingcsubrg 20214 ℂfldccnfld 20792 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-sep 5255 ax-nul 5262 ax-pow 5319 ax-pr 5383 ax-un 7669 ax-cnex 11104 ax-resscn 11105 ax-1cn 11106 ax-icn 11107 ax-addcl 11108 ax-addrcl 11109 ax-mulcl 11110 ax-mulrcl 11111 ax-mulcom 11112 ax-addass 11113 ax-mulass 11114 ax-distr 11115 ax-i2m1 11116 ax-1ne0 11117 ax-1rid 11118 ax-rnegex 11119 ax-rrecex 11120 ax-cnre 11121 ax-pre-lttri 11122 ax-pre-lttrn 11123 ax-pre-ltadd 11124 ax-pre-mulgt0 11125 ax-addf 11127 ax-mulf 11128 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3064 df-rex 3073 df-rmo 3352 df-reu 3353 df-rab 3407 df-v 3446 df-sbc 3739 df-csb 3855 df-dif 3912 df-un 3914 df-in 3916 df-ss 3926 df-pss 3928 df-nul 4282 df-if 4486 df-pw 4561 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4865 df-iun 4955 df-br 5105 df-opab 5167 df-mpt 5188 df-tr 5222 df-id 5530 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5587 df-we 5589 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6252 df-ord 6319 df-on 6320 df-lim 6321 df-suc 6322 df-iota 6446 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 df-riota 7310 df-ov 7357 df-oprab 7358 df-mpo 7359 df-om 7800 df-1st 7918 df-2nd 7919 df-frecs 8209 df-wrecs 8240 df-recs 8314 df-rdg 8353 df-1o 8409 df-er 8645 df-en 8881 df-dom 8882 df-sdom 8883 df-fin 8884 df-pnf 11188 df-mnf 11189 df-xr 11190 df-ltxr 11191 df-le 11192 df-sub 11384 df-neg 11385 df-nn 12151 df-2 12213 df-3 12214 df-4 12215 df-5 12216 df-6 12217 df-7 12218 df-8 12219 df-9 12220 df-n0 12411 df-z 12497 df-dec 12616 df-uz 12761 df-fz 13422 df-seq 13904 df-struct 17016 df-sets 17033 df-slot 17051 df-ndx 17063 df-base 17081 df-ress 17110 df-plusg 17143 df-mulr 17144 df-starv 17145 df-tset 17149 df-ple 17150 df-ds 17152 df-unif 17153 df-0g 17320 df-mgm 18494 df-sgrp 18543 df-mnd 18554 df-grp 18748 df-minusg 18749 df-mulg 18869 df-subg 18921 df-cmn 19560 df-mgp 19893 df-ur 19910 df-ring 19962 df-cring 19963 df-subrg 20216 df-cnfld 20793 |
This theorem is referenced by: qsssubdrg 20852 clmzss 24437 dvply2g 25641 |
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