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Mirrors > Home > MPE Home > Th. List > rege0subm | Structured version Visualization version GIF version |
Description: The nonnegative reals form a submonoid of the complex numbers. (Contributed by Mario Carneiro, 20-Jun-2015.) |
Ref | Expression |
---|---|
rege0subm | ⊢ (0[,)+∞) ∈ (SubMnd‘ℂfld) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rge0ssre 13328 | . . . 4 ⊢ (0[,)+∞) ⊆ ℝ | |
2 | 1 | sseli 3939 | . . 3 ⊢ (𝑥 ∈ (0[,)+∞) → 𝑥 ∈ ℝ) |
3 | 2 | recnd 11142 | . 2 ⊢ (𝑥 ∈ (0[,)+∞) → 𝑥 ∈ ℂ) |
4 | ge0addcl 13332 | . 2 ⊢ ((𝑥 ∈ (0[,)+∞) ∧ 𝑦 ∈ (0[,)+∞)) → (𝑥 + 𝑦) ∈ (0[,)+∞)) | |
5 | 0e0icopnf 13330 | . 2 ⊢ 0 ∈ (0[,)+∞) | |
6 | 3, 4, 5 | cnsubmlem 20798 | 1 ⊢ (0[,)+∞) ∈ (SubMnd‘ℂfld) |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2107 ‘cfv 6494 (class class class)co 7352 ℝcr 11009 0cc0 11010 +∞cpnf 11145 [,)cico 13221 SubMndcsubmnd 18560 ℂfldccnfld 20749 |
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 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2709 ax-sep 5255 ax-nul 5262 ax-pow 5319 ax-pr 5383 ax-un 7665 ax-cnex 11066 ax-resscn 11067 ax-1cn 11068 ax-icn 11069 ax-addcl 11070 ax-addrcl 11071 ax-mulcl 11072 ax-mulrcl 11073 ax-mulcom 11074 ax-addass 11075 ax-mulass 11076 ax-distr 11077 ax-i2m1 11078 ax-1ne0 11079 ax-1rid 11080 ax-rnegex 11081 ax-rrecex 11082 ax-cnre 11083 ax-pre-lttri 11084 ax-pre-lttrn 11085 ax-pre-ltadd 11086 ax-pre-mulgt0 11087 ax-addf 11089 ax-mulf 11090 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 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 7308 df-ov 7355 df-oprab 7356 df-mpo 7357 df-om 7796 df-1st 7914 df-2nd 7915 df-frecs 8205 df-wrecs 8236 df-recs 8310 df-rdg 8349 df-1o 8405 df-er 8607 df-en 8843 df-dom 8844 df-sdom 8845 df-fin 8846 df-pnf 11150 df-mnf 11151 df-xr 11152 df-ltxr 11153 df-le 11154 df-sub 11346 df-neg 11347 df-nn 12113 df-2 12175 df-3 12176 df-4 12177 df-5 12178 df-6 12179 df-7 12180 df-8 12181 df-9 12182 df-n0 12373 df-z 12459 df-dec 12578 df-uz 12723 df-ico 13225 df-fz 13380 df-struct 16979 df-sets 16996 df-slot 17014 df-ndx 17026 df-base 17044 df-plusg 17106 df-mulr 17107 df-starv 17108 df-tset 17112 df-ple 17113 df-ds 17115 df-unif 17116 df-0g 17283 df-mgm 18457 df-sgrp 18506 df-mnd 18517 df-submnd 18562 df-grp 18711 df-cmn 19523 df-mgp 19856 df-ring 19920 df-cring 19921 df-cnfld 20750 |
This theorem is referenced by: rge0srg 20821 jensen 26290 amgm 26292 sge0tsms 44516 |
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