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| Mirrors > Home > MPE Home > Th. List > nv0rid | Structured version Visualization version GIF version | ||
| Description: The zero vector is a right identity element. (Contributed by NM, 28-Nov-2007.) (Revised by Mario Carneiro, 21-Dec-2013.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| nv0id.1 | ⊢ 𝑋 = (BaseSet‘𝑈) |
| nv0id.2 | ⊢ 𝐺 = ( +𝑣 ‘𝑈) |
| nv0id.6 | ⊢ 𝑍 = (0vec‘𝑈) |
| Ref | Expression |
|---|---|
| nv0rid | ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nv0id.2 | . . . . 5 ⊢ 𝐺 = ( +𝑣 ‘𝑈) | |
| 2 | nv0id.6 | . . . . 5 ⊢ 𝑍 = (0vec‘𝑈) | |
| 3 | 1, 2 | 0vfval 30811 | . . . 4 ⊢ (𝑈 ∈ NrmCVec → 𝑍 = (GId‘𝐺)) |
| 4 | 3 | oveq2d 7414 | . . 3 ⊢ (𝑈 ∈ NrmCVec → (𝐴𝐺𝑍) = (𝐴𝐺(GId‘𝐺))) |
| 5 | 4 | adantr 484 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = (𝐴𝐺(GId‘𝐺))) |
| 6 | 1 | nvgrp 30822 | . . 3 ⊢ (𝑈 ∈ NrmCVec → 𝐺 ∈ GrpOp) |
| 7 | nv0id.1 | . . . . 5 ⊢ 𝑋 = (BaseSet‘𝑈) | |
| 8 | 7, 1 | bafval 30809 | . . . 4 ⊢ 𝑋 = ran 𝐺 |
| 9 | eqid 2764 | . . . 4 ⊢ (GId‘𝐺) = (GId‘𝐺) | |
| 10 | 8, 9 | grporid 30722 | . . 3 ⊢ ((𝐺 ∈ GrpOp ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺(GId‘𝐺)) = 𝐴) |
| 11 | 6, 10 | sylan 589 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺(GId‘𝐺)) = 𝐴) |
| 12 | 5, 11 | eqtrd 2799 | 1 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1562 ∈ wcel 2144 ‘cfv 6523 (class class class)co 7398 GrpOpcgr 30694 GIdcgi 30695 NrmCVeccnv 30789 +𝑣 cpv 30790 BaseSetcba 30791 0veccn0v 30793 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2214 ax-ext 2736 ax-rep 5229 ax-sep 5248 ax-nul 5258 ax-pr 5392 ax-un 7720 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-nf 1806 df-sb 2093 df-mo 2568 df-eu 2598 df-clab 2743 df-cleq 2756 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3079 df-rex 3089 df-reu 3370 df-rab 3417 df-v 3458 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5544 df-xp 5655 df-rel 5656 df-cnv 5657 df-co 5658 df-dm 5659 df-rn 5660 df-res 5661 df-ima 5662 df-iota 6479 df-fun 6525 df-fn 6526 df-f 6527 df-f1 6528 df-fo 6529 df-f1o 6530 df-fv 6531 df-riota 7355 df-ov 7401 df-oprab 7402 df-1st 7972 df-2nd 7973 df-grpo 30698 df-gid 30699 df-ablo 30750 df-vc 30764 df-nv 30797 df-va 30800 df-ba 30801 df-sm 30802 df-0v 30803 df-nmcv 30805 |
| This theorem is referenced by: nvabs 30877 nvnd 30893 imsmetlem 30895 lnomul 30965 0lno 30995 ipdirilem 31034 hladdid 31108 |
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