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| Mirrors > Home > ILE Home > Th. List > aprirr | Unicode version | ||
| Description: The apartness relation given by df-apr 14158 for a nonzero ring is irreflexive. (Contributed by Jim Kingdon, 16-Feb-2025.) |
| Ref | Expression |
|---|---|
| aprirr.b |
|
| aprirr.ap |
|
| aprirr.r |
|
| aprirr.x |
|
| aprirr.nz |
|
| Ref | Expression |
|---|---|
| aprirr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | aprirr.r |
. . . . 5
| |
| 2 | 1 | ringgrpd 13882 |
. . . 4
|
| 3 | aprirr.x |
. . . . 5
| |
| 4 | aprirr.b |
. . . . 5
| |
| 5 | 3, 4 | eleqtrd 2286 |
. . . 4
|
| 6 | eqid 2207 |
. . . . 5
| |
| 7 | eqid 2207 |
. . . . 5
| |
| 8 | eqid 2207 |
. . . . 5
| |
| 9 | 6, 7, 8 | grpsubid 13531 |
. . . 4
|
| 10 | 2, 5, 9 | syl2anc 411 |
. . 3
|
| 11 | aprirr.nz |
. . . . 5
| |
| 12 | 11 | neneqd 2399 |
. . . 4
|
| 13 | eqid 2207 |
. . . . . 6
| |
| 14 | eqid 2207 |
. . . . . 6
| |
| 15 | 13, 7, 14 | 0unit 14006 |
. . . . 5
|
| 16 | 1, 15 | syl 14 |
. . . 4
|
| 17 | 12, 16 | mtbird 675 |
. . 3
|
| 18 | 10, 17 | eqneltrd 2303 |
. 2
|
| 19 | aprirr.ap |
. . 3
| |
| 20 | eqidd 2208 |
. . 3
| |
| 21 | eqidd 2208 |
. . 3
| |
| 22 | 4, 19, 20, 21, 1, 3, 3 | aprval 14159 |
. 2
|
| 23 | 18, 22 | mtbird 675 |
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 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2180 ax-14 2181 ax-ext 2189 ax-coll 4175 ax-sep 4178 ax-nul 4186 ax-pow 4234 ax-pr 4269 ax-un 4498 ax-setind 4603 ax-cnex 8051 ax-resscn 8052 ax-1cn 8053 ax-1re 8054 ax-icn 8055 ax-addcl 8056 ax-addrcl 8057 ax-mulcl 8058 ax-addcom 8060 ax-addass 8062 ax-i2m1 8065 ax-0lt1 8066 ax-0id 8068 ax-rnegex 8069 ax-pre-ltirr 8072 ax-pre-lttrn 8074 ax-pre-ltadd 8076 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ne 2379 df-nel 2474 df-ral 2491 df-rex 2492 df-reu 2493 df-rmo 2494 df-rab 2495 df-v 2778 df-sbc 3006 df-csb 3102 df-dif 3176 df-un 3178 df-in 3180 df-ss 3187 df-nul 3469 df-pw 3628 df-sn 3649 df-pr 3650 df-op 3652 df-uni 3865 df-int 3900 df-iun 3943 df-br 4060 df-opab 4122 df-mpt 4123 df-id 4358 df-xp 4699 df-rel 4700 df-cnv 4701 df-co 4702 df-dm 4703 df-rn 4704 df-res 4705 df-ima 4706 df-iota 5251 df-fun 5292 df-fn 5293 df-f 5294 df-f1 5295 df-fo 5296 df-f1o 5297 df-fv 5298 df-riota 5922 df-ov 5970 df-oprab 5971 df-mpo 5972 df-1st 6249 df-2nd 6250 df-tpos 6354 df-pnf 8144 df-mnf 8145 df-ltxr 8147 df-inn 9072 df-2 9130 df-3 9131 df-ndx 12950 df-slot 12951 df-base 12953 df-sets 12954 df-iress 12955 df-plusg 13037 df-mulr 13038 df-0g 13205 df-mgm 13303 df-sgrp 13349 df-mnd 13364 df-grp 13450 df-minusg 13451 df-sbg 13452 df-cmn 13737 df-abl 13738 df-mgp 13798 df-ur 13837 df-srg 13841 df-ring 13875 df-oppr 13945 df-dvdsr 13966 df-unit 13967 df-invr 13998 df-apr 14158 |
| This theorem is referenced by: aprap 14163 |
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