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| Mirrors > Home > ILE Home > Th. List > grpinvcl | Unicode version | ||
| Description: A group element's inverse is a group element. (Contributed by NM, 24-Aug-2011.) (Revised by Mario Carneiro, 4-May-2015.) |
| Ref | Expression |
|---|---|
| grpinvcl.b |
|
| grpinvcl.n |
|
| Ref | Expression |
|---|---|
| grpinvcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grpinvcl.b |
. . 3
| |
| 2 | grpinvcl.n |
. . 3
| |
| 3 | 1, 2 | grpinvf 13912 |
. 2
|
| 4 | 3 | ffvelcdmda 5846 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4248 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-cnex 8277 ax-resscn 8278 ax-1re 8280 ax-addrcl 8283 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-riota 6041 df-ov 6091 df-inn 9315 df-2 9373 df-ndx 13414 df-slot 13415 df-base 13417 df-plusg 13504 df-0g 13672 df-mgm 13736 df-sgrp 13777 df-mnd 13790 df-grp 13868 df-minusg 13869 |
| This theorem is used by: grpinvcld 13914 grprinv 13916 grpinvid1 13917 grpinvid2 13918 grplrinv 13922 grpressid 13926 grplcan 13927 grpasscan1 13928 grpasscan2 13929 grpinvinv 13932 grpinvcnv 13933 grpinvnzcl 13937 grpsubinv 13938 grplmulf1o 13939 grpinvssd 13942 grpinvadd 13943 grpsubf 13944 grpsubrcan 13946 grpinvsub 13947 grpinvval2 13948 grpsubeq0 13951 grpsubadd 13953 grpaddsubass 13955 grpnpcan 13957 dfgrp3m 13964 grplactcnv 13967 grpsubpropd2 13970 imasgrp 13974 ghmgrp 13981 mulgcl 14002 mulgaddcomlem 14008 mulginvcom 14010 mulginvinv 14011 mulgneg2 14019 subginv 14044 subginvcl 14046 issubg4m 14056 grpissubg 14057 subgintm 14061 0subg 14062 isnsg3 14070 nmzsubg 14073 eqger 14087 eqglact 14088 eqgcpbl 14091 qusgrp 14095 qusinv 14099 qussub 14100 ghminv 14113 ghmsub 14114 ghmrn 14120 ghmpreima 14129 ghmeql 14130 conjghm 14139 cntzsubg 14172 ablinvadd 14205 ablsub2inv 14206 ablsub4 14208 ablsubsub4 14214 invghm 14224 eqgabl 14225 pwssub 14324 ringnegl 14464 ringnegr 14465 ringmneg1 14466 ringmneg2 14467 ringm2neg 14468 ringsubdi 14469 ringsubdir 14470 dvdsrneg 14520 unitinvcl 14540 unitnegcl 14547 lmodvnegcl 14775 lmodvneg1 14777 lmodvsneg 14778 lmodsubvs 14790 lmodsubdi 14791 lmodsubdir 14792 lssvsubcl 14813 lssvnegcl 14823 lspsnneg 14867 psrlinv 15199 |
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