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| Mirrors > Home > MPE Home > Th. List > zex | Structured version Visualization version GIF version | ||
| Description: The set of integers exists. See also zexALT 12720. (Contributed by NM, 30-Jul-2004.) (Revised by Mario Carneiro, 17-Nov-2014.) |
| Ref | Expression |
|---|---|
| zex | ⊢ ℤ ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cnex 11288 | . 2 ⊢ ℂ ∈ V | |
| 2 | zsscn 12708 | . 2 ⊢ ℤ ⊆ ℂ | |
| 3 | 1, 2 | ssexi 5284 | 1 ⊢ ℤ ∈ V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2144 Vcvv 3450 ℂcc 11205 ℤcz 12700 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-sep 5248 ax-cnex 11263 ax-resscn 11264 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-iota 6497 df-fv 6551 df-ov 7427 df-neg 11551 df-z 12701 |
| This theorem is used by: dfuzi 12797 uzval 12974 uzf 12975 fzval 13648 fzf 13650 climz 15725 climaddc1 15811 climmulc2 15813 climsubc1 15814 climsubc2 15815 climlec2 15835 iseraltlem1 15858 divcnvshft 16033 znnen 16389 lcmfval 16805 lcmf0val 16806 odzval 16978 ex-chn2 18821 mulgfval 19288 mulgfvalALT 19289 odinf 19786 odhash 19797 zaddablx 20095 zringplusg 21769 zringmulr 21772 zringmpg 21786 irinitoringc 21794 pzriprnglem13 21808 pzriprnglem14 21809 zrhval2 21823 zrhpsgnmhm 21899 zfbas 24224 uzrest 24225 tgpmulg2 24422 zdis 25145 sszcld 25146 iscmet3lem3 25620 mbfsup 25994 tayl0 26698 ulmval 26716 ulmpm 26719 ulmf2 26720 dchrptlem2 27601 dchrptlem3 27602 elrgspnlem1 33853 elrgspnlem2 33854 elrgspnlem3 33855 elrgspnlem4 33856 elrgspnsubrunlem1 33858 esplympl 34249 qqhval 34654 dya2iocuni 34965 eulerpartgbij 35054 eulerpartlemmf 35057 ballotlemfval 35172 reprval 35289 divcnvlin 36622 heibor1lem 38880 aks6d1c6isolem2 43362 mzpclall 43875 mzpf 43884 mzpindd 43894 mzpsubst 43896 mzprename 43897 mzpcompact2lem 43899 diophrw 43907 lzenom 43918 diophin 43920 diophun 43921 eq0rabdioph 43924 eqrabdioph 43925 rabdiophlem1 43945 diophren 43957 hashnzfzclim 45443 uzct 46216 numtowerdt 48052 oddiadd 49407 2zrngadd 49476 2zrngmul 49484 zlmodzxzldeplem1 49748 digfval 49845 |
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