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| Mirrors > Home > ILE Home > Th. List > aprnzr | Unicode version | ||
| Description: If the relation given by df-apr 14513 on a ring is an apartness relation, then the ring is a nonzero ring. (Contributed by Jim Kingdon, 27-May-2026.) |
| Ref | Expression |
|---|---|
| aprnzr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 109 |
. 2
| |
| 2 | simpll 527 |
. . . . . . . 8
| |
| 3 | 2 | ringgrpd 14233 |
. . . . . . 7
|
| 4 | eqidd 2235 |
. . . . . . . . 9
| |
| 5 | eqidd 2235 |
. . . . . . . . 9
| |
| 6 | ringsrg 14275 |
. . . . . . . . 9
| |
| 7 | eqid 2234 |
. . . . . . . . . 10
| |
| 8 | eqid 2234 |
. . . . . . . . . 10
| |
| 9 | 7, 8 | 1unit 14337 |
. . . . . . . . 9
|
| 10 | 4, 5, 6, 9 | unitcld 14338 |
. . . . . . . 8
|
| 11 | 10 | ad2antrr 488 |
. . . . . . 7
|
| 12 | eqid 2234 |
. . . . . . . 8
| |
| 13 | eqid 2234 |
. . . . . . . 8
| |
| 14 | eqid 2234 |
. . . . . . . 8
| |
| 15 | 12, 13, 14 | grpsubid 13881 |
. . . . . . 7
|
| 16 | 3, 11, 15 | syl2anc 411 |
. . . . . 6
|
| 17 | simpr 110 |
. . . . . . 7
| |
| 18 | 9 | ad2antrr 488 |
. . . . . . 7
|
| 19 | 17, 18 | eqeltrrd 2312 |
. . . . . 6
|
| 20 | 16, 19 | eqeltrd 2311 |
. . . . 5
|
| 21 | eqidd 2235 |
. . . . . 6
| |
| 22 | eqidd 2235 |
. . . . . 6
| |
| 23 | eqidd 2235 |
. . . . . 6
| |
| 24 | eqidd 2235 |
. . . . . 6
| |
| 25 | 21, 22, 23, 24, 2, 11, 11 | aprval 14514 |
. . . . 5
|
| 26 | 20, 25 | mpbird 167 |
. . . 4
|
| 27 | simplr 529 |
. . . . 5
| |
| 28 | papirr 7575 |
. . . . 5
| |
| 29 | 27, 11, 28 | syl2anc 411 |
. . . 4
|
| 30 | 26, 29 | pm2.65da 667 |
. . 3
|
| 31 | 30 | neqned 2421 |
. 2
|
| 32 | 8, 13 | isnzr 14411 |
. 2
|
| 33 | 1, 31, 32 | sylanbrc 417 |
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-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4230 ax-sep 4233 ax-nul 4241 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-i2m1 8248 ax-0lt1 8249 ax-0id 8251 ax-rnegex 8252 ax-pre-ltirr 8255 ax-pre-lttrn 8257 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rmo 2530 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-iun 3998 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-f1 5362 df-fo 5363 df-f1o 5364 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-1st 6347 df-2nd 6348 df-tpos 6489 df-pap 7572 df-pnf 8326 df-mnf 8327 df-ltxr 8329 df-inn 9255 df-2 9313 df-3 9314 df-ndx 13299 df-slot 13300 df-base 13302 df-sets 13303 df-plusg 13387 df-mulr 13388 df-0g 13555 df-mgm 13653 df-sgrp 13699 df-mnd 13714 df-grp 13800 df-minusg 13801 df-sbg 13802 df-cmn 14087 df-abl 14088 df-mgp 14149 df-ur 14188 df-srg 14192 df-ring 14226 df-oppr 14296 df-dvdsr 14318 df-unit 14319 df-nzr 14410 df-apr 14513 |
| This theorem is referenced by: aprlring 14523 |
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