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| Mirrors > Home > MPE Home > Th. List > ocvi | Structured version Visualization version GIF version | ||
| Description: Property of a member of the orthocomplement of a subset. (Contributed by Mario Carneiro, 13-Oct-2015.) |
| Ref | Expression |
|---|---|
| ocvfval.v | ⊢ 𝑉 = (Base‘𝑊) |
| ocvfval.i | ⊢ , = (·𝑖‘𝑊) |
| ocvfval.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| ocvfval.z | ⊢ 0 = (0g‘𝐹) |
| ocvfval.o | ⊢ ⊥ = (ocv‘𝑊) |
| Ref | Expression |
|---|---|
| ocvi | ⊢ ((𝐴 ∈ ( ⊥ ‘𝑆) ∧ 𝐵 ∈ 𝑆) → (𝐴 , 𝐵) = 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ocvfval.v | . . . 4 ⊢ 𝑉 = (Base‘𝑊) | |
| 2 | ocvfval.i | . . . 4 ⊢ , = (·𝑖‘𝑊) | |
| 3 | ocvfval.f | . . . 4 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 4 | ocvfval.z | . . . 4 ⊢ 0 = (0g‘𝐹) | |
| 5 | ocvfval.o | . . . 4 ⊢ ⊥ = (ocv‘𝑊) | |
| 6 | 1, 2, 3, 4, 5 | elocv 21981 | . . 3 ⊢ (𝐴 ∈ ( ⊥ ‘𝑆) ↔ (𝑆 ⊆ 𝑉 ∧ 𝐴 ∈ 𝑉 ∧ ∀𝑥 ∈ 𝑆 (𝐴 , 𝑥) = 0 )) |
| 7 | 6 | simp3bi 1165 | . 2 ⊢ (𝐴 ∈ ( ⊥ ‘𝑆) → ∀𝑥 ∈ 𝑆 (𝐴 , 𝑥) = 0 ) |
| 8 | oveq2 7430 | . . . 4 ⊢ (𝑥 = 𝐵 → (𝐴 , 𝑥) = (𝐴 , 𝐵)) | |
| 9 | 8 | eqeq1d 2762 | . . 3 ⊢ (𝑥 = 𝐵 → ((𝐴 , 𝑥) = 0 ↔ (𝐴 , 𝐵) = 0 )) |
| 10 | 9 | rspccva 3575 | . 2 ⊢ ((∀𝑥 ∈ 𝑆 (𝐴 , 𝑥) = 0 ∧ 𝐵 ∈ 𝑆) → (𝐴 , 𝐵) = 0 ) |
| 11 | 7, 10 | sylan 592 | 1 ⊢ ((𝐴 ∈ ( ⊥ ‘𝑆) ∧ 𝐵 ∈ 𝑆) → (𝐴 , 𝐵) = 0 ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ∀wral 3076 ⊆ wss 3896 ‘cfv 6541 (class class class)co 7422 Basecbs 17394 Scalarcsca 17438 ·𝑖cip 17440 0gc0g 17617 ocvcocv 21973 |
| 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 7753 |
| 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-rab 3413 df-v 3452 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 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 6496 df-fun 6543 df-fn 6544 df-f 6545 df-fv 6549 df-ov 7425 df-ocv 21976 |
| This theorem is used by: ocvocv 21984 ocvlss 21985 ocvin 21987 lsmcss 22005 clsocv 25578 |
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