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Mirrors > Home > MPE Home > Th. List > lsmdisj2b | Structured version Visualization version GIF version |
Description: Association of the disjointness constraint in a subgroup sum. (Contributed by Mario Carneiro, 21-Apr-2016.) |
Ref | Expression |
---|---|
lsmcntz.p | ⊢ ⊕ = (LSSum‘𝐺) |
lsmcntz.s | ⊢ (𝜑 → 𝑆 ∈ (SubGrp‘𝐺)) |
lsmcntz.t | ⊢ (𝜑 → 𝑇 ∈ (SubGrp‘𝐺)) |
lsmcntz.u | ⊢ (𝜑 → 𝑈 ∈ (SubGrp‘𝐺)) |
lsmdisj.o | ⊢ 0 = (0g‘𝐺) |
Ref | Expression |
---|---|
lsmdisj2b | ⊢ (𝜑 → ((((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 }) ↔ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 }))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | incom 4178 | . . . 4 ⊢ (𝑆 ∩ (𝑇 ⊕ 𝑈)) = ((𝑇 ⊕ 𝑈) ∩ 𝑆) | |
2 | lsmcntz.p | . . . . 5 ⊢ ⊕ = (LSSum‘𝐺) | |
3 | lsmcntz.t | . . . . . 6 ⊢ (𝜑 → 𝑇 ∈ (SubGrp‘𝐺)) | |
4 | 3 | adantr 483 | . . . . 5 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → 𝑇 ∈ (SubGrp‘𝐺)) |
5 | lsmcntz.s | . . . . . 6 ⊢ (𝜑 → 𝑆 ∈ (SubGrp‘𝐺)) | |
6 | 5 | adantr 483 | . . . . 5 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → 𝑆 ∈ (SubGrp‘𝐺)) |
7 | lsmcntz.u | . . . . . 6 ⊢ (𝜑 → 𝑈 ∈ (SubGrp‘𝐺)) | |
8 | 7 | adantr 483 | . . . . 5 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → 𝑈 ∈ (SubGrp‘𝐺)) |
9 | lsmdisj.o | . . . . 5 ⊢ 0 = (0g‘𝐺) | |
10 | incom 4178 | . . . . . 6 ⊢ (𝑇 ∩ (𝑆 ⊕ 𝑈)) = ((𝑆 ⊕ 𝑈) ∩ 𝑇) | |
11 | simprl 769 | . . . . . 6 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → ((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 }) | |
12 | 10, 11 | syl5eq 2868 | . . . . 5 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → (𝑇 ∩ (𝑆 ⊕ 𝑈)) = { 0 }) |
13 | simprr 771 | . . . . 5 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → (𝑆 ∩ 𝑈) = { 0 }) | |
14 | 2, 4, 6, 8, 9, 12, 13 | lsmdisj2r 18805 | . . . 4 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → ((𝑇 ⊕ 𝑈) ∩ 𝑆) = { 0 }) |
15 | 1, 14 | syl5eq 2868 | . . 3 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → (𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 }) |
16 | incom 4178 | . . . 4 ⊢ (𝑇 ∩ 𝑈) = (𝑈 ∩ 𝑇) | |
17 | 2, 6, 8, 4, 9, 11 | lsmdisj 18801 | . . . . 5 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → ((𝑆 ∩ 𝑇) = { 0 } ∧ (𝑈 ∩ 𝑇) = { 0 })) |
18 | 17 | simprd 498 | . . . 4 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → (𝑈 ∩ 𝑇) = { 0 }) |
19 | 16, 18 | syl5eq 2868 | . . 3 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → (𝑇 ∩ 𝑈) = { 0 }) |
20 | 15, 19 | jca 514 | . 2 ⊢ ((𝜑 ∧ (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) → ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) |
21 | 5 | adantr 483 | . . . 4 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → 𝑆 ∈ (SubGrp‘𝐺)) |
22 | 3 | adantr 483 | . . . 4 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → 𝑇 ∈ (SubGrp‘𝐺)) |
23 | 7 | adantr 483 | . . . 4 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → 𝑈 ∈ (SubGrp‘𝐺)) |
24 | simprl 769 | . . . 4 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → (𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 }) | |
25 | simprr 771 | . . . 4 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → (𝑇 ∩ 𝑈) = { 0 }) | |
26 | 2, 21, 22, 23, 9, 24, 25 | lsmdisj2r 18805 | . . 3 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → ((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 }) |
27 | 2, 21, 22, 23, 9, 24 | lsmdisjr 18804 | . . . 4 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → ((𝑆 ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) |
28 | 27 | simprd 498 | . . 3 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → (𝑆 ∩ 𝑈) = { 0 }) |
29 | 26, 28 | jca 514 | . 2 ⊢ ((𝜑 ∧ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 })) → (((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 })) |
30 | 20, 29 | impbida 799 | 1 ⊢ (𝜑 → ((((𝑆 ⊕ 𝑈) ∩ 𝑇) = { 0 } ∧ (𝑆 ∩ 𝑈) = { 0 }) ↔ ((𝑆 ∩ (𝑇 ⊕ 𝑈)) = { 0 } ∧ (𝑇 ∩ 𝑈) = { 0 }))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 = wceq 1533 ∈ wcel 2110 ∩ cin 3935 {csn 4561 ‘cfv 6350 (class class class)co 7150 0gc0g 16707 SubGrpcsubg 18267 LSSumclsm 18753 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5322 ax-un 7455 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3497 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4562 df-pr 4564 df-tp 4566 df-op 4568 df-uni 4833 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-tr 5166 df-id 5455 df-eprel 5460 df-po 5469 df-so 5470 df-fr 5509 df-we 5511 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-rn 5561 df-res 5562 df-ima 5563 df-pred 6143 df-ord 6189 df-on 6190 df-lim 6191 df-suc 6192 df-iota 6309 df-fun 6352 df-fn 6353 df-f 6354 df-f1 6355 df-fo 6356 df-f1o 6357 df-fv 6358 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7575 df-1st 7683 df-2nd 7684 df-tpos 7886 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-nn 11633 df-2 11694 df-ndx 16480 df-slot 16481 df-base 16483 df-sets 16484 df-ress 16485 df-plusg 16572 df-0g 16709 df-mgm 17846 df-sgrp 17895 df-mnd 17906 df-submnd 17951 df-grp 18100 df-minusg 18101 df-subg 18270 df-oppg 18468 df-lsm 18755 |
This theorem is referenced by: lsmdisj3b 18810 |
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