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| Mirrors > Home > MPE Home > Th. List > grpsubcl | Structured version Visualization version GIF version | ||
| Description: Closure of group subtraction. (Contributed by NM, 31-Mar-2014.) |
| Ref | Expression |
|---|---|
| grpsubcl.b | ⊢ 𝐵 = (Base‘𝐺) |
| grpsubcl.m | ⊢ − = (-g‘𝐺) |
| Ref | Expression |
|---|---|
| grpsubcl | ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grpsubcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 2 | grpsubcl.m | . . 3 ⊢ − = (-g‘𝐺) | |
| 3 | 1, 2 | grpsubf 19086 | . 2 ⊢ (𝐺 ∈ Grp → − :(𝐵 × 𝐵)⟶𝐵) |
| 4 | fovcdm 7582 | . 2 ⊢ (( − :(𝐵 × 𝐵)⟶𝐵 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) | |
| 5 | 3, 4 | syl3an1 1181 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2143 × cxp 5661 ⟶wf 6534 ‘cfv 6538 (class class class)co 7412 Basecbs 17270 Grpcgrp 19001 -gcsg 19003 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-fv 6546 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-1st 7987 df-2nd 7988 df-0g 17495 df-mgm 18699 df-sgrp 18778 df-mnd 18794 df-grp 19004 df-minusg 19005 df-sbg 19006 |
| This theorem is referenced by: grpsubsub 19096 grpsubsub4 19100 grpnpncan 19102 grpnnncan2 19104 dfgrp3 19106 xpsgrpsub 19128 nsgconj 19226 nsgacs 19229 nsgid 19237 ghmnsgpreima 19312 ghmeqker 19314 ghmf1 19317 conjghm 19320 conjnmz 19323 conjnmzb 19324 sylow3lem2 19699 abladdsub4 19882 abladdsub 19883 ablsubaddsub 19885 ablpncan3 19887 ablsubsub4 19889 ablpnpcan 19890 ablnnncan 19893 ablnnncan1 19894 telgsumfzslem 20059 telgsumfzs 20060 telgsums 20064 ogrpsublt 20213 isdomn4 20801 ornglmulle 20951 orngrmulle 20952 lmodvsubcl 21009 lvecvscan2 21217 rngqiprngimfolem 21411 rngqiprngimfo 21422 rngqiprngfulem3 21434 rngqiprngfulem4 21435 rngqiprngfulem5 21436 ipsubdir 21773 ipsubdi 21774 ip2subdi 21775 coe1subfv 22408 evl1subd 22483 dmatsubcl 22636 scmatsubcl 22655 mdetunilem9 22758 mdetuni0 22759 chmatcl 22966 chpmat1d 22974 chpdmatlem1 22976 chpscmat 22980 chpidmat 22985 chfacfisf 22992 cpmadugsumlemF 23014 cpmidgsum2 23017 tgpconncomp 24251 ghmcnp 24253 nrmmetd 24712 ngpds2 24744 ngpds3 24746 isngp4 24750 nmsub 24761 nm2dif 24763 nmtri2 24765 subgngp 24773 ngptgp 24774 nrgdsdi 24803 nrgdsdir 24804 nlmdsdi 24819 nlmdsdir 24820 nrginvrcnlem 24829 nmods 24882 tcphcphlem1 25375 tcphcph 25377 cphipval2 25381 4cphipval2 25382 cphipval 25383 ipcnlem2 25384 deg1sublt 26248 ply1divmo 26274 ply1divex 26275 r1pcl 26297 r1pid 26299 ply1remlem 26303 idomrootle 26311 ig1peu 26313 dchr2sum 27418 lgsqrlem2 27492 lgsqrlem3 27493 lgsqrlem4 27494 ttgcontlem1 29215 grpsubcld 33342 archiabllem1a 33492 archiabllem2a 33495 archiabllem2c 33496 erler 33566 rlocf1 33575 fracerl 33608 evls1subd 33843 q1pvsca 33875 irngss 34058 2sqr3minply 34151 lclkrlem2m 42274 aks6d1c2lem4 42875 aks6d1c6lem2 42919 aks6d1c6lem3 42920 aks5lem2 42935 lidldomn1 48979 idomcanl 49095 linply1 49156 |
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