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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 31646 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 21147 | . 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 19246 | . 2 ⊢ ((𝑊 ∈ Grp ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐴 + 𝐵) − 𝐵) = 𝐴) |
| 6 | 1, 5 | syl3an1 1181 | 1 ⊢ ((𝑊 ∈ LMod ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐴 + 𝐵) − 𝐵) = 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1569 ∈ wcel 2144 ‘cfv 6538 (class class class)co 7420 Basecbs 17392 +gcplusg 17433 Grpcgrp 19149 -gcsg 19151 LModclmod 21140 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-1st 8001 df-2nd 8002 df-0g 17617 df-mgm 18821 df-sgrp 18913 df-mnd 18929 df-grp 19152 df-minusg 19153 df-sbg 19154 df-lmod 21142 |
| This theorem is used by: lspsolv 21426 |
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