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| Mirrors > Home > ILE Home > Th. List > zringring | GIF version | ||
| Description: The ring of integers is a ring. (Contributed by AV, 20-May-2019.) (Revised by AV, 9-Jun-2019.) (Proof shortened by AV, 13-Jun-2019.) |
| Ref | Expression |
|---|---|
| zringring | ⊢ ℤring ∈ Ring |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zringcrng 14976 | . 2 ⊢ ℤring ∈ CRing | |
| 2 | crngring 14361 | . 2 ⊢ (ℤring ∈ CRing → ℤring ∈ Ring) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ ℤring ∈ Ring |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: ∈ wcel 2209 Ringcrg 14349 CRingccrg 14350 ℤringczring 14974 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-mulrcl 8278 ax-addcom 8279 ax-mulcom 8280 ax-addass 8281 ax-mulass 8282 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-1rid 8286 ax-0id 8287 ax-rnegex 8288 ax-precex 8289 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-apti 8294 ax-pre-ltadd 8295 ax-pre-mulgt0 8296 ax-addf 8301 ax-mulf 8302 |
| This proof depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-tp 3717 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8500 df-neg 8501 df-reap 8905 df-inn 9307 df-2 9365 df-3 9366 df-4 9367 df-5 9368 df-6 9369 df-7 9370 df-8 9371 df-9 9372 df-n0 9568 df-z 9649 df-dec 9782 df-uz 9931 df-rp 10065 df-fz 10422 df-cj 11621 df-abs 11779 df-struct 13403 df-ndx 13404 df-slot 13405 df-base 13407 df-sets 13408 df-iress 13409 df-plusg 13493 df-mulr 13494 df-starv 13495 df-tset 13499 df-ple 13500 df-ds 13502 df-unif 13503 df-0g 13661 df-topgen 13663 df-mgm 13725 df-sgrp 13766 df-mnd 13779 df-grp 13857 df-minusg 13858 df-subg 14022 df-cmn 14138 df-mgp 14267 df-ur 14312 df-ring 14351 df-cring 14352 df-subrg 14576 df-bl 14932 df-mopn 14933 df-fg 14935 df-metu 14936 df-cnfld 14943 df-zring 14975 |
| This theorem is used by: zringabl 14978 zringgrp 14979 zringnzr 14986 dvdsrzring 14987 mulgrhm 14993 zrhval 15001 zrhvalg 15002 zrhex 15005 zlmval 15011 zlmlemg 15012 zlmsca 15016 zlmvscag 15017 znlidl 15018 znval 15020 znle 15021 znbaslemnn 15023 znbas 15028 znzrh2 15030 znzrhval 15031 znzrhfo 15032 zndvds 15033 lgseisenlem4 16290 |
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