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| Mirrors > Home > ILE Home > Th. List > grprid | Unicode version | ||
| Description: The identity element of a group is a right identity. (Contributed by NM, 18-Aug-2011.) |
| Ref | Expression |
|---|---|
| grpbn0.b |
|
| grplid.p |
|
| grplid.o |
|
| Ref | Expression |
|---|---|
| grprid |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grpmnd 13768 |
. 2
| |
| 2 | grpbn0.b |
. . 3
| |
| 3 | grplid.p |
. . 3
| |
| 4 | grplid.o |
. . 3
| |
| 5 | 2, 3, 4 | mndrid 13703 |
. 2
|
| 6 | 1, 5 | sylan 283 |
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 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-14 2208 ax-ext 2216 ax-sep 4234 ax-pow 4293 ax-pr 4328 ax-un 4560 ax-cnex 8236 ax-resscn 8237 ax-1re 8239 ax-addrcl 8242 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 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-ral 2527 df-rex 2528 df-reu 2529 df-rmo 2530 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-un 3218 df-in 3220 df-ss 3227 df-pw 3677 df-sn 3701 df-pr 3702 df-op 3704 df-uni 3921 df-int 3956 df-br 4116 df-opab 4178 df-mpt 4179 df-id 4420 df-xp 4762 df-rel 4763 df-cnv 4764 df-co 4765 df-dm 4766 df-rn 4767 df-res 4768 df-iota 5319 df-fun 5361 df-fn 5362 df-fv 5367 df-riota 6013 df-ov 6063 df-inn 9260 df-2 9318 df-ndx 13305 df-slot 13306 df-base 13308 df-plusg 13393 df-0g 13561 df-mgm 13625 df-sgrp 13671 df-mnd 13684 df-grp 13764 |
| This theorem is referenced by: grpridd 13795 grprcan 13798 grpinvid1 13813 grpinvid2 13814 grpidinv2 13819 grpasscan2 13825 grpidrcan 13826 grpsubid1 13846 grpsubadd 13849 grppncan 13852 mulgaddcom 13905 mulgdirlem 13912 mulgmodid 13920 nmzsubg 13969 0nsg 13973 abladdsub4 14073 rnglz 14190 ringlz 14292 lmod0vrid 14599 lmodfopne 14606 |
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