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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 21967 | . . 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 7426 | . . . 4 ⊢ (𝑥 = 𝐵 → (𝐴 , 𝑥) = (𝐴 , 𝐵)) | |
| 9 | 8 | eqeq1d 2763 | . . 3 ⊢ (𝑥 = 𝐵 → ((𝐴 , 𝑥) = 0 ↔ (𝐴 , 𝐵) = 0 )) |
| 10 | 9 | rspccva 3576 | . 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 1570 ∈ wcel 2145 ∀wral 3077 ⊆ wss 3899 ‘cfv 6537 (class class class)co 7418 Basecbs 17380 Scalarcsca 17424 ·𝑖cip 17426 0gc0g 17603 ocvcocv 21959 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-fv 6545 df-ov 7421 df-ocv 21962 |
| This theorem is used by: ocvocv 21970 ocvlss 21971 ocvin 21973 lsmcss 21991 clsocv 25564 |
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