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| Mirrors > Home > MPE Home > Th. List > Mathboxes > islhp | Structured version Visualization version GIF version | ||
| Description: The predicate "is a co-atom (lattice hyperplane)". (Contributed by NM, 11-May-2012.) |
| Ref | Expression |
|---|---|
| lhpset.b | ⊢ 𝐵 = (Base‘𝐾) |
| lhpset.u | ⊢ 1 = (1.‘𝐾) |
| lhpset.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
| lhpset.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| Ref | Expression |
|---|---|
| islhp | ⊢ (𝐾 ∈ 𝐴 → (𝑊 ∈ 𝐻 ↔ (𝑊 ∈ 𝐵 ∧ 𝑊𝐶 1 ))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lhpset.b | . . . 4 ⊢ 𝐵 = (Base‘𝐾) | |
| 2 | lhpset.u | . . . 4 ⊢ 1 = (1.‘𝐾) | |
| 3 | lhpset.c | . . . 4 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 4 | lhpset.h | . . . 4 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 5 | 1, 2, 3, 4 | lhpset 40876 | . . 3 ⊢ (𝐾 ∈ 𝐴 → 𝐻 = {𝑤 ∈ 𝐵 ∣ 𝑤𝐶 1 }) |
| 6 | 5 | eleq2d 2848 | . 2 ⊢ (𝐾 ∈ 𝐴 → (𝑊 ∈ 𝐻 ↔ 𝑊 ∈ {𝑤 ∈ 𝐵 ∣ 𝑤𝐶 1 })) |
| 7 | breq1 5110 | . . 3 ⊢ (𝑤 = 𝑊 → (𝑤𝐶 1 ↔ 𝑊𝐶 1 )) | |
| 8 | 7 | elrab 3648 | . 2 ⊢ (𝑊 ∈ {𝑤 ∈ 𝐵 ∣ 𝑤𝐶 1 } ↔ (𝑊 ∈ 𝐵 ∧ 𝑊𝐶 1 )) |
| 9 | 6, 8 | bitrdi 290 | 1 ⊢ (𝐾 ∈ 𝐴 → (𝑊 ∈ 𝐻 ↔ (𝑊 ∈ 𝐵 ∧ 𝑊𝐶 1 ))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2145 {crab 3414 class class class wbr 5107 ‘cfv 6537 Basecbs 17307 1.cp1 18516 ⋖ ccvr 40143 LHypclh 40865 |
| 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 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pr 5402 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-iota 6493 df-fun 6539 df-fv 6545 df-lhyp 40869 |
| This theorem is used by: islhp2 40878 lhpbase 40879 lhp1cvr 40880 |
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