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| Mirrors > Home > MPE Home > Th. List > nvnnncan1 | Structured version Visualization version GIF version | ||
| Description: Cancellation law for vector subtraction. (nnncan1 11505 analog.) (Contributed by NM, 7-Mar-2008.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| nvmf.1 | ⊢ 𝑋 = (BaseSet‘𝑈) |
| nvmf.3 | ⊢ 𝑀 = ( −𝑣 ‘𝑈) |
| Ref | Expression |
|---|---|
| nvnnncan1 | ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋 ∧ 𝐶 ∈ 𝑋)) → ((𝐴𝑀𝐵)𝑀(𝐴𝑀𝐶)) = (𝐶𝑀𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2765 | . . 3 ⊢ ( +𝑣 ‘𝑈) = ( +𝑣 ‘𝑈) | |
| 2 | 1 | nvablo 31015 | . 2 ⊢ (𝑈 ∈ NrmCVec → ( +𝑣 ‘𝑈) ∈ AbelOp) |
| 3 | nvmf.1 | . . . 4 ⊢ 𝑋 = (BaseSet‘𝑈) | |
| 4 | 3, 1 | bafval 31003 | . . 3 ⊢ 𝑋 = ran ( +𝑣 ‘𝑈) |
| 5 | nvmf.3 | . . . 4 ⊢ 𝑀 = ( −𝑣 ‘𝑈) | |
| 6 | 1, 5 | vsfval 31032 | . . 3 ⊢ 𝑀 = ( /𝑔 ‘( +𝑣 ‘𝑈)) |
| 7 | 4, 6 | ablonnncan1 30956 | . 2 ⊢ ((( +𝑣 ‘𝑈) ∈ AbelOp ∧ (𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋 ∧ 𝐶 ∈ 𝑋)) → ((𝐴𝑀𝐵)𝑀(𝐴𝑀𝐶)) = (𝐶𝑀𝐵)) |
| 8 | 2, 7 | sylan 592 | 1 ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋 ∧ 𝐶 ∈ 𝑋)) → ((𝐴𝑀𝐵)𝑀(𝐴𝑀𝐶)) = (𝐶𝑀𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2146 ‘cfv 6540 (class class class)co 7416 AbelOpcablo 30943 NrmCVeccnv 30983 +𝑣 cpv 30984 BaseSetcba 30985 −𝑣 cnsb 30988 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-1st 7988 df-2nd 7989 df-grpo 30892 df-gid 30893 df-ginv 30894 df-gdiv 30895 df-ablo 30944 df-vc 30958 df-nv 30991 df-va 30994 df-ba 30995 df-sm 30996 df-0v 30997 df-vs 30998 df-nmcv 30999 |
| This theorem is used by: minvecolem2 31274 |
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