| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > subgrcl | Structured version Visualization version GIF version | ||
| Description: Reverse closure for the subgroup predicate. (Contributed by Mario Carneiro, 2-Dec-2014.) |
| Ref | Expression |
|---|---|
| subgrcl | ⊢ (𝑆 ∈ (SubGrp‘𝐺) → 𝐺 ∈ Grp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2762 | . . 3 ⊢ (Base‘𝐺) = (Base‘𝐺) | |
| 2 | 1 | issubg 19255 | . 2 ⊢ (𝑆 ∈ (SubGrp‘𝐺) ↔ (𝐺 ∈ Grp ∧ 𝑆 ⊆ (Base‘𝐺) ∧ (𝐺 ↾s 𝑆) ∈ Grp)) |
| 3 | 2 | simp1bi 1163 | 1 ⊢ (𝑆 ∈ (SubGrp‘𝐺) → 𝐺 ∈ Grp) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 ⊆ wss 3902 ‘cfv 6537 (class class class)co 7417 Basecbs 17307 ↾s cress 17328 Grpcgrp 19063 SubGrpcsubg 19249 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fv 6545 df-ov 7420 df-subg 19252 |
| This theorem is used by: subg0 19261 subginv 19262 subgmulgcl 19269 subgsubm 19278 subsubg 19279 subgint 19280 isnsg 19284 nsgconj 19288 isnsg3 19289 ssnmz 19295 nmznsg 19297 eqger 19309 eqgid 19311 eqgen 19312 eqgcpbl 19313 qusgrp 19320 quseccl 19321 qusadd 19322 qus0 19323 qusinv 19324 qussub 19325 ecqusaddcl 19327 resghm2 19366 resghm2b 19367 conjsubg 19383 conjsubgen 19384 conjnmz 19385 conjnmzb 19386 qusghm 19388 ghmqusnsg 19415 ghmquskerlem3 19419 subgga 19433 gastacos 19443 orbstafun 19444 cntrsubgnsg 19476 oppgsubg 19496 isslw 19741 sylow2blem1 19753 sylow2blem2 19754 sylow2blem3 19755 slwhash 19757 lsmval 19781 lsmelval 19782 lsmelvali 19783 lsmelvalm 19784 lsmsubg 19787 lsmless1 19793 lsmless2 19794 lsmless12 19795 lsmass 19802 lsm01 19804 lsm02 19805 subglsm 19806 lsmmod 19808 lsmcntz 19812 lsmcntzr 19813 lsmdisj2 19815 subgdisj1 19824 pj1f 19830 pj1id 19832 pj1lid 19834 pj1rid 19835 pj1ghm 19836 subgdmdprd 20169 subgdprd 20170 dprdsn 20171 pgpfaclem2 20217 cldsubg 24343 gsumsubg 33494 qusker 33797 grplsmid 33841 quslsm 33842 qus0g 33844 qusrn 33846 nsgqus0 33847 nsgmgclem 33848 nsgqusf1olem1 33850 nsgqusf1olem2 33851 nsgqusf1olem3 33852 |
| Copyright terms: Public domain | W3C validator |