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| Mirrors > Home > MPE Home > Th. List > lmodvpncan | Structured version Visualization version GIF version | ||
| Description: Addition/subtraction cancellation law for vectors. (hvpncan 31014 analog.) (Contributed by NM, 16-Apr-2014.) (Revised by Mario Carneiro, 19-Jun-2014.) |
| Ref | Expression |
|---|---|
| lmod4.v | ⊢ 𝑉 = (Base‘𝑊) |
| lmod4.p | ⊢ + = (+g‘𝑊) |
| lmodvaddsub4.m | ⊢ − = (-g‘𝑊) |
| Ref | Expression |
|---|---|
| lmodvpncan | ⊢ ((𝑊 ∈ LMod ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐴 + 𝐵) − 𝐵) = 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmodgrp 20798 | . 2 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Grp) | |
| 2 | lmod4.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 3 | lmod4.p | . . 3 ⊢ + = (+g‘𝑊) | |
| 4 | lmodvaddsub4.m | . . 3 ⊢ − = (-g‘𝑊) | |
| 5 | 2, 3, 4 | grppncan 18941 | . 2 ⊢ ((𝑊 ∈ Grp ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐴 + 𝐵) − 𝐵) = 𝐴) |
| 6 | 1, 5 | syl3an1 1163 | 1 ⊢ ((𝑊 ∈ LMod ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐴 + 𝐵) − 𝐵) = 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1086 = wceq 1541 ∈ wcel 2111 ‘cfv 6481 (class class class)co 7346 Basecbs 17117 +gcplusg 17158 Grpcgrp 18843 -gcsg 18845 LModclmod 20791 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5234 ax-nul 5244 ax-pow 5303 ax-pr 5370 ax-un 7668 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4476 df-pw 4552 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-iun 4943 df-br 5092 df-opab 5154 df-mpt 5173 df-id 5511 df-xp 5622 df-rel 5623 df-cnv 5624 df-co 5625 df-dm 5626 df-rn 5627 df-res 5628 df-ima 5629 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-fv 6489 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-1st 7921 df-2nd 7922 df-0g 17342 df-mgm 18545 df-sgrp 18624 df-mnd 18640 df-grp 18846 df-minusg 18847 df-sbg 18848 df-lmod 20793 |
| This theorem is referenced by: lspsolv 21078 |
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