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| Mirrors > Home > ILE Home > Th. List > domnnzr | Unicode version | ||
| Description: A domain is a nonzero ring. (Contributed by Mario Carneiro, 28-Mar-2015.) |
| Ref | Expression |
|---|---|
| domnnzr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2229 |
. . 3
| |
| 2 | eqid 2229 |
. . 3
| |
| 3 | eqid 2229 |
. . 3
| |
| 4 | 1, 2, 3 | isdomn 14218 |
. 2
|
| 5 | 4 | simplbi 274 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4201 ax-pow 4257 ax-pr 4292 ax-un 4521 ax-cnex 8078 ax-resscn 8079 ax-1re 8081 ax-addrcl 8084 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2801 df-sbc 3029 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3888 df-int 3923 df-br 4083 df-opab 4145 df-mpt 4146 df-id 4381 df-xp 4722 df-rel 4723 df-cnv 4724 df-co 4725 df-dm 4726 df-rn 4727 df-res 4728 df-iota 5274 df-fun 5316 df-fn 5317 df-fv 5322 df-riota 5947 df-ov 5997 df-inn 9099 df-ndx 13021 df-slot 13022 df-base 13024 df-0g 13277 df-domn 14208 |
| This theorem is referenced by: domnring 14220 znidomb 14607 |
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