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| Mirrors > Home > ILE Home > Th. List > zringnzr | GIF version | ||
| Description: The ring of integers is a nonzero ring. (Contributed by AV, 18-Apr-2020.) |
| Ref | Expression |
|---|---|
| zringnzr | ⊢ ℤring ∈ NzRing |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zringring 14900 | . 2 ⊢ ℤring ∈ Ring | |
| 2 | 1ne0 9351 | . 2 ⊢ 1 ≠ 0 | |
| 3 | zring1 14908 | . . 3 ⊢ 1 = (1r‘ℤring) | |
| 4 | zring0 14907 | . . 3 ⊢ 0 = (0g‘ℤring) | |
| 5 | 3, 4 | isnzr 14461 | . 2 ⊢ (ℤring ∈ NzRing ↔ (ℤring ∈ Ring ∧ 1 ≠ 0)) |
| 6 | 1, 2, 5 | mpbir2an 955 | 1 ⊢ ℤring ∈ NzRing |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2209 ≠ wne 2420 0cc0 8169 1c1 8170 Ringcrg 14274 NzRingcnzr 14459 ℤringczring 14897 |
| This theorem was proved from 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 4241 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-mulrcl 8268 ax-addcom 8269 ax-mulcom 8270 ax-addass 8271 ax-mulass 8272 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-1rid 8276 ax-0id 8277 ax-rnegex 8278 ax-precex 8279 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-apti 8284 ax-pre-ltadd 8285 ax-pre-mulgt0 8286 ax-addf 8291 ax-mulf 8292 |
| This theorem 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 3687 df-sn 3711 df-pr 3712 df-tp 3713 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-reap 8893 df-inn 9284 df-2 9342 df-3 9343 df-4 9344 df-5 9345 df-6 9346 df-7 9347 df-8 9348 df-9 9349 df-n0 9543 df-z 9624 df-dec 9757 df-uz 9901 df-rp 10034 df-fz 10391 df-cj 11585 df-abs 11743 df-struct 13332 df-ndx 13333 df-slot 13334 df-base 13336 df-sets 13337 df-iress 13338 df-plusg 13421 df-mulr 13422 df-starv 13423 df-tset 13427 df-ple 13428 df-ds 13430 df-unif 13431 df-0g 13589 df-topgen 13591 df-mgm 13653 df-sgrp 13694 df-mnd 13707 df-grp 13785 df-minusg 13786 df-subg 13950 df-cmn 14066 df-mgp 14195 df-ur 14238 df-ring 14276 df-cring 14277 df-nzr 14460 df-subrg 14500 df-bl 14855 df-mopn 14856 df-fg 14858 df-metu 14859 df-cnfld 14866 df-zring 14898 |
| This theorem is referenced by: (None) |
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