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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 13762 |
. 2
| |
| 2 | grpbn0.b |
. . 3
| |
| 3 | grplid.p |
. . 3
| |
| 4 | grplid.o |
. . 3
| |
| 5 | 2, 3, 4 | mndrid 13697 |
. 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-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-cnex 8234 ax-resscn 8235 ax-1re 8237 ax-addrcl 8240 |
| 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 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 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-iota 5317 df-fun 5359 df-fn 5360 df-fv 5365 df-riota 6011 df-ov 6061 df-inn 9255 df-2 9313 df-ndx 13299 df-slot 13300 df-base 13302 df-plusg 13387 df-0g 13555 df-mgm 13619 df-sgrp 13665 df-mnd 13678 df-grp 13758 |
| This theorem is referenced by: grpridd 13789 grprcan 13792 grpinvid1 13807 grpinvid2 13808 grpidinv2 13813 grpasscan2 13819 grpidrcan 13820 grpsubid1 13840 grpsubadd 13843 grppncan 13846 mulgaddcom 13899 mulgdirlem 13906 mulgmodid 13914 nmzsubg 13963 0nsg 13967 abladdsub4 14067 rnglz 14184 ringlz 14286 lmod0vrid 14593 lmodfopne 14600 |
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