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| Mirrors > Home > MPE Home > Th. List > circsubm | Structured version Visualization version GIF version | ||
| Description: The circle group 𝑇 is a submonoid of the multiplicative group of ℂfld. (Contributed by Thierry Arnoux, 26-Jan-2020.) |
| Ref | Expression |
|---|---|
| circgrp.1 | ⊢ 𝐶 = (◡abs “ {1}) |
| circgrp.2 | ⊢ 𝑇 = ((mulGrp‘ℂfld) ↾s 𝐶) |
| Ref | Expression |
|---|---|
| circsubm | ⊢ 𝐶 ∈ (SubMnd‘(mulGrp‘ℂfld)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq2 7404 | . . . . . . 7 ⊢ (𝑥 = 𝑦 → (i · 𝑥) = (i · 𝑦)) | |
| 2 | 1 | fveq2d 6871 | . . . . . 6 ⊢ (𝑥 = 𝑦 → (exp‘(i · 𝑥)) = (exp‘(i · 𝑦))) |
| 3 | 2 | cbvmptv 5204 | . . . . 5 ⊢ (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))) = (𝑦 ∈ ℝ ↦ (exp‘(i · 𝑦))) |
| 4 | circgrp.1 | . . . . 5 ⊢ 𝐶 = (◡abs “ {1}) | |
| 5 | 3, 4 | efifo 26609 | . . . 4 ⊢ (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))):ℝ–onto→𝐶 |
| 6 | forn 6781 | . . . 4 ⊢ ((𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))):ℝ–onto→𝐶 → ran (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))) = 𝐶) | |
| 7 | 5, 6 | ax-mp 5 | . . 3 ⊢ ran (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))) = 𝐶 |
| 8 | 7 | eqcomi 2771 | . 2 ⊢ 𝐶 = ran (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))) |
| 9 | 8 | oveq2i 7407 | . . . 4 ⊢ ((mulGrp‘ℂfld) ↾s 𝐶) = ((mulGrp‘ℂfld) ↾s ran (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥)))) |
| 10 | ax-icn 11132 | . . . . 5 ⊢ i ∈ ℂ | |
| 11 | 10 | a1i 11 | . . . 4 ⊢ (⊤ → i ∈ ℂ) |
| 12 | resubdrg 21657 | . . . . . . 7 ⊢ (ℝ ∈ (SubRing‘ℂfld) ∧ ℝfld ∈ DivRing) | |
| 13 | 12 | simpli 487 | . . . . . 6 ⊢ ℝ ∈ (SubRing‘ℂfld) |
| 14 | subrgsubg 20623 | . . . . . 6 ⊢ (ℝ ∈ (SubRing‘ℂfld) → ℝ ∈ (SubGrp‘ℂfld)) | |
| 15 | 13, 14 | ax-mp 5 | . . . . 5 ⊢ ℝ ∈ (SubGrp‘ℂfld) |
| 16 | 15 | a1i 11 | . . . 4 ⊢ (⊤ → ℝ ∈ (SubGrp‘ℂfld)) |
| 17 | 3, 9, 11, 16 | efsubm 26613 | . . 3 ⊢ (⊤ → ran (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))) ∈ (SubMnd‘(mulGrp‘ℂfld))) |
| 18 | 17 | mptru 1567 | . 2 ⊢ ran (𝑥 ∈ ℝ ↦ (exp‘(i · 𝑥))) ∈ (SubMnd‘(mulGrp‘ℂfld)) |
| 19 | 8, 18 | eqeltri 2858 | 1 ⊢ 𝐶 ∈ (SubMnd‘(mulGrp‘ℂfld)) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1560 ⊤wtru 1561 ∈ wcel 2142 {csn 4582 ↦ cmpt 5181 ◡ccnv 5646 ran crn 5648 “ cima 5650 –onto→wfo 6519 ‘cfv 6521 (class class class)co 7396 ℂcc 11071 ℝcr 11072 1c1 11074 ici 11075 · cmul 11078 abscabs 15261 expce 16091 ↾s cress 17266 SubMndcsubmnd 18816 SubGrpcsubg 19162 mulGrpcmgp 20186 SubRingcsubrg 20615 DivRingcdr 20775 ℂfldccnfld 21421 ℝfldcrefld 21653 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5227 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-inf2 9596 ax-cnex 11129 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 ax-pre-sup 11151 ax-addf 11152 ax-mulf 11153 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-int 4906 df-iun 4951 df-iin 4952 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-se 5601 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-isom 6530 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-of 7660 df-om 7847 df-1st 7970 df-2nd 7971 df-supp 8141 df-tpos 8206 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-1o 8437 df-2o 8438 df-er 8678 df-map 8810 df-pm 8811 df-ixp 8880 df-en 8928 df-dom 8929 df-sdom 8930 df-fin 8931 df-fsupp 9308 df-fi 9357 df-sup 9388 df-inf 9389 df-oi 9458 df-card 9897 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-div 11845 df-nn 12211 df-2 12280 df-3 12281 df-4 12282 df-5 12283 df-6 12284 df-7 12285 df-8 12286 df-9 12287 df-n0 12482 df-z 12569 df-dec 12689 df-uz 12840 df-q 12950 df-rp 12994 df-xneg 13114 df-xadd 13115 df-xmul 13116 df-ioo 13353 df-ioc 13354 df-ico 13355 df-icc 13356 df-fz 13513 df-fzo 13660 df-fl 13802 df-mod 13880 df-seq 14015 df-exp 14075 df-fac 14287 df-bc 14316 df-hash 14344 df-shft 15080 df-cj 15126 df-re 15127 df-im 15128 df-sqrt 15262 df-abs 15263 df-limsup 15498 df-clim 15515 df-rlim 15516 df-sum 15714 df-ef 16097 df-sin 16099 df-cos 16100 df-pi 16102 df-struct 17183 df-sets 17200 df-slot 17218 df-ndx 17230 df-base 17246 df-ress 17267 df-plusg 17299 df-mulr 17300 df-starv 17301 df-sca 17302 df-vsca 17303 df-ip 17304 df-tset 17305 df-ple 17306 df-ds 17308 df-unif 17309 df-hom 17310 df-cco 17311 df-rest 17451 df-topn 17452 df-0g 17470 df-gsum 17471 df-topgen 17472 df-pt 17473 df-prds 17476 df-xrs 17532 df-qtop 17537 df-imas 17538 df-xps 17540 df-mre 17614 df-mrc 17615 df-acs 17617 df-mgm 18674 df-sgrp 18753 df-mnd 18769 df-submnd 18818 df-grp 18978 df-minusg 18979 df-mulg 19110 df-subg 19165 df-cntz 19357 df-cmn 19822 df-abl 19823 df-mgp 20187 df-rng 20199 df-ur 20228 df-ring 20281 df-cring 20282 df-oppr 20382 df-dvdsr 20402 df-unit 20403 df-invr 20433 df-dvr 20446 df-subrng 20592 df-subrg 20616 df-drng 20777 df-psmet 21413 df-xmet 21414 df-met 21415 df-bl 21416 df-mopn 21417 df-fbas 21418 df-fg 21419 df-cnfld 21422 df-refld 21654 df-top 22951 df-topon 22968 df-topsp 22990 df-bases 23003 df-cld 23076 df-ntr 23077 df-cls 23078 df-nei 23155 df-lp 23193 df-perf 23194 df-cn 23284 df-cnp 23285 df-haus 23372 df-tx 23619 df-hmeo 23812 df-fil 23903 df-fm 23995 df-flim 23996 df-flf 23997 df-xms 24377 df-ms 24378 df-tms 24379 df-cncf 24937 df-limc 25925 df-dv 25926 |
| This theorem is referenced by: (None) |
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