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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 30697 | . . . 4 ⊢ (𝑈 ∈ NrmCVec → 𝑍 = (GId‘𝐺)) |
| 4 | 3 | oveq2d 7374 | . . 3 ⊢ (𝑈 ∈ NrmCVec → (𝐴𝐺𝑍) = (𝐴𝐺(GId‘𝐺))) |
| 5 | 4 | adantr 480 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = (𝐴𝐺(GId‘𝐺))) |
| 6 | 1 | nvgrp 30708 | . . 3 ⊢ (𝑈 ∈ NrmCVec → 𝐺 ∈ GrpOp) |
| 7 | nv0id.1 | . . . . 5 ⊢ 𝑋 = (BaseSet‘𝑈) | |
| 8 | 7, 1 | bafval 30695 | . . . 4 ⊢ 𝑋 = ran 𝐺 |
| 9 | eqid 2737 | . . . 4 ⊢ (GId‘𝐺) = (GId‘𝐺) | |
| 10 | 8, 9 | grporid 30608 | . . 3 ⊢ ((𝐺 ∈ GrpOp ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺(GId‘𝐺)) = 𝐴) |
| 11 | 6, 10 | sylan 581 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺(GId‘𝐺)) = 𝐴) |
| 12 | 5, 11 | eqtrd 2772 | 1 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ‘cfv 6490 (class class class)co 7358 GrpOpcgr 30580 GIdcgi 30581 NrmCVeccnv 30675 +𝑣 cpv 30676 BaseSetcba 30677 0veccn0v 30679 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pr 5368 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5517 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7315 df-ov 7361 df-oprab 7362 df-1st 7933 df-2nd 7934 df-grpo 30584 df-gid 30585 df-ablo 30636 df-vc 30650 df-nv 30683 df-va 30686 df-ba 30687 df-sm 30688 df-0v 30689 df-nmcv 30691 |
| This theorem is referenced by: nvabs 30763 nvnd 30779 imsmetlem 30781 lnomul 30851 0lno 30881 ipdirilem 30920 hladdid 30994 |
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