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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 40972 | . . 3 ⊢ (𝐾 ∈ 𝐴 → 𝐻 = {𝑤 ∈ 𝐵 ∣ 𝑤𝐶 1 }) |
| 6 | 5 | eleq2d 2846 | . 2 ⊢ (𝐾 ∈ 𝐴 → (𝑊 ∈ 𝐻 ↔ 𝑊 ∈ {𝑤 ∈ 𝐵 ∣ 𝑤𝐶 1 })) |
| 7 | breq1 5105 | . . 3 ⊢ (𝑤 = 𝑊 → (𝑤𝐶 1 ↔ 𝑊𝐶 1 )) | |
| 8 | 7 | elrab 3644 | . 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 3412 class class class wbr 5102 ‘cfv 6527 Basecbs 17349 1.cp1 18558 ⋖ ccvr 40239 LHypclh 40961 |
| 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 2732 ax-sep 5248 ax-nul 5259 ax-pr 5390 |
| 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 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-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5542 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-iota 6483 df-fun 6529 df-fv 6535 df-lhyp 40965 |
| This theorem is used by: islhp2 40974 lhpbase 40975 lhp1cvr 40976 |
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