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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 19044 | . 2 ⊢ (𝐺 ∈ Grp → − :(𝐵 × 𝐵)⟶𝐵) |
| 4 | fovcdm 7562 | . 2 ⊢ (( − :(𝐵 × 𝐵)⟶𝐵 ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) | |
| 5 | 3, 4 | syl3an1 1175 | 1 ⊢ ((𝐺 ∈ Grp ∧ 𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵) → (𝑋 − 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1097 = wceq 1559 ∈ wcel 2141 × cxp 5643 ⟶wf 6513 ‘cfv 6517 (class class class)co 7392 Basecbs 17228 Grpcgrp 18958 -gcsg 18960 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5540 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-fv 6525 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-1st 7966 df-2nd 7967 df-0g 17453 df-mgm 18657 df-sgrp 18736 df-mnd 18752 df-grp 18961 df-minusg 18962 df-sbg 18963 |
| This theorem is referenced by: grpsubsub 19054 grpsubsub4 19058 grpnpncan 19060 grpnnncan2 19062 dfgrp3 19064 xpsgrpsub 19086 nsgconj 19183 nsgacs 19186 nsgid 19194 ghmnsgpreima 19264 ghmeqker 19266 ghmf1 19269 conjghm 19272 conjnmz 19275 conjnmzb 19276 sylow3lem2 19651 abladdsub4 19834 abladdsub 19835 ablsubaddsub 19837 ablpncan3 19839 ablsubsub4 19841 ablpnpcan 19842 ablnnncan 19845 ablnnncan1 19846 telgsumfzslem 20011 telgsumfzs 20012 telgsums 20016 ogrpsublt 20165 isdomn4 20745 ornglmulle 20896 orngrmulle 20897 lmodvsubcl 20954 lvecvscan2 21162 rngqiprngimfolem 21340 rngqiprngimfo 21351 rngqiprngfulem3 21363 rngqiprngfulem4 21364 rngqiprngfulem5 21365 ipsubdir 21674 ipsubdi 21675 ip2subdi 21676 coe1subfv 22309 evl1subd 22385 dmatsubcl 22538 scmatsubcl 22557 mdetunilem9 22660 mdetuni0 22661 chmatcl 22868 chpmat1d 22876 chpdmatlem1 22878 chpscmat 22882 chpidmat 22887 chfacfisf 22894 cpmadugsumlemF 22916 cpmidgsum2 22919 tgpconncomp 24153 ghmcnp 24155 nrmmetd 24614 ngpds2 24646 ngpds3 24648 isngp4 24652 nmsub 24663 nm2dif 24665 nmtri2 24667 subgngp 24675 ngptgp 24676 nrgdsdi 24705 nrgdsdir 24706 nlmdsdi 24721 nlmdsdir 24722 nrginvrcnlem 24731 nmods 24784 tcphcphlem1 25277 tcphcph 25279 cphipval2 25283 4cphipval2 25284 cphipval 25285 ipcnlem2 25286 deg1sublt 26150 ply1divmo 26176 ply1divex 26177 r1pcl 26199 r1pid 26201 ply1remlem 26205 idomrootle 26213 ig1peu 26215 dchr2sum 27314 lgsqrlem2 27388 lgsqrlem3 27389 lgsqrlem4 27390 ttgcontlem1 29031 grpsubcld 33181 archiabllem1a 33332 archiabllem2a 33335 archiabllem2c 33336 erler 33407 rlocf1 33416 fracerl 33454 evls1subd 33729 q1pvsca 33761 irngss 33945 2sqr3minply 34038 lclkrlem2m 42107 aks6d1c2lem4 42708 aks6d1c6lem2 42752 aks6d1c6lem3 42753 aks5lem2 42768 lidldomn1 48817 linply1 48979 |
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