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Mirrors > Home > ILE Home > Th. List > zex | Unicode version |
Description: The set of integers exists. (Contributed by NM, 30-Jul-2004.) (Revised by Mario Carneiro, 17-Nov-2014.) |
Ref | Expression |
---|---|
zex |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnex 7737 | . 2 | |
2 | zsscn 9055 | . 2 | |
3 | 1, 2 | ssexi 4061 | 1 |
Colors of variables: wff set class |
Syntax hints: wcel 1480 cvv 2681 cc 7611 cz 9047 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-sep 4041 ax-cnex 7704 ax-resscn 7705 |
This theorem depends on definitions: df-bi 116 df-3or 963 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-rex 2420 df-rab 2423 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 df-sn 3528 df-pr 3529 df-op 3531 df-uni 3732 df-br 3925 df-iota 5083 df-fv 5126 df-ov 5770 df-neg 7929 df-z 9048 |
This theorem is referenced by: dfuzi 9154 uzval 9321 uzf 9322 fzval 9785 fzf 9787 flval 10038 frec2uzrand 10171 frec2uzf1od 10172 frecfzennn 10192 uzennn 10202 hashinfom 10517 climz 11054 serclim0 11067 climaddc1 11091 climmulc2 11093 climsubc1 11094 climsubc2 11095 climle 11096 climlec2 11103 iserabs 11237 isumshft 11252 explecnv 11267 prodfclim1 11306 qnumval 11852 qdenval 11853 znnen 11900 exmidunben 11928 qnnen 11933 lmres 12406 climcncf 12729 |
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