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| Mirrors > Home > ILE Home > Th. List > subgrcl | Unicode version | ||
| Description: Reverse closure for the subgroup predicate. (Contributed by Mario Carneiro, 2-Dec-2014.) |
| Ref | Expression |
|---|---|
| subgrcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2238 |
. . 3
| |
| 2 | 1 | issubg 14025 |
. 2
|
| 3 | 2 | simp1bi 1043 |
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-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-cnex 8270 ax-resscn 8271 ax-1re 8273 ax-addrcl 8276 |
| 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-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-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-fv 5385 df-ov 6088 df-inn 9307 df-ndx 13404 df-slot 13405 df-base 13407 df-subg 14022 |
| This theorem is used by: subg0 14032 subginv 14033 subgcl 14036 subgsub 14038 subgmulgcl 14039 subgmulg 14040 subgsubm 14048 subsubg 14049 subgintm 14050 isnsg 14054 nsgconj 14058 isnsg3 14059 ssnmz 14063 nmznsg 14065 eqger 14076 eqgid 14078 eqgen 14079 eqgcpbl 14080 qusgrp 14084 quseccl 14085 qusadd 14086 qus0 14087 qusinv 14088 qussub 14089 ecqusaddcl 14091 resghm 14112 resghm2 14113 resghm2b 14114 conjsubg 14129 conjsubgen 14130 conjnmz 14131 conjnmzb 14132 qusghm 14134 issubrng2 14567 issubrg2 14598 |
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