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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 31208 | . . . 4 ⊢ (𝑈 ∈ NrmCVec → 𝑍 = (GId‘𝐺)) |
| 4 | 3 | oveq2d 7436 | . . 3 ⊢ (𝑈 ∈ NrmCVec → (𝐴𝐺𝑍) = (𝐴𝐺(GId‘𝐺))) |
| 5 | 4 | adantr 486 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = (𝐴𝐺(GId‘𝐺))) |
| 6 | 1 | nvgrp 31219 | . . 3 ⊢ (𝑈 ∈ NrmCVec → 𝐺 ∈ GrpOp) |
| 7 | nv0id.1 | . . . . 5 ⊢ 𝑋 = (BaseSet‘𝑈) | |
| 8 | 7, 1 | bafval 31206 | . . . 4 ⊢ 𝑋 = ran 𝐺 |
| 9 | eqid 2760 | . . . 4 ⊢ (GId‘𝐺) = (GId‘𝐺) | |
| 10 | 8, 9 | grporid 31119 | . . 3 ⊢ ((𝐺 ∈ GrpOp ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺(GId‘𝐺)) = 𝐴) |
| 11 | 6, 10 | sylan 592 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺(GId‘𝐺)) = 𝐴) |
| 12 | 5, 11 | eqtrd 2795 | 1 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝐴 ∈ 𝑋) → (𝐴𝐺𝑍) = 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ‘cfv 6538 (class class class)co 7420 GrpOpcgr 31091 GIdcgi 31092 NrmCVeccnv 31186 +𝑣 cpv 31187 BaseSetcba 31188 0veccn0v 31190 |
| 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-rep 5231 ax-sep 5248 ax-nul 5259 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-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-sn 4584 df-pr 4586 df-op 4590 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-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-1st 8001 df-2nd 8002 df-grpo 31095 df-gid 31096 df-ablo 31147 df-vc 31161 df-nv 31194 df-va 31197 df-ba 31198 df-sm 31199 df-0v 31200 df-nmcv 31202 |
| This theorem is used by: nvabs 31274 nvnd 31290 imsmetlem 31292 lnomul 31362 0lno 31392 ipdirilem 31431 hladdid 31505 |
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