| Mathbox for Norm Megill |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > islpln4 | Structured version Visualization version GIF version | ||
| Description: The predicate "is a lattice plane". (Contributed by NM, 17-Jun-2012.) |
| Ref | Expression |
|---|---|
| lplnset.b | ⊢ 𝐵 = (Base‘𝐾) |
| lplnset.c | ⊢ 𝐶 = ( ⋖ ‘𝐾) |
| lplnset.n | ⊢ 𝑁 = (LLines‘𝐾) |
| lplnset.p | ⊢ 𝑃 = (LPlanes‘𝐾) |
| Ref | Expression |
|---|---|
| islpln4 | ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑃 ↔ ∃𝑦 ∈ 𝑁 𝑦𝐶𝑋)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lplnset.b | . . 3 ⊢ 𝐵 = (Base‘𝐾) | |
| 2 | lplnset.c | . . 3 ⊢ 𝐶 = ( ⋖ ‘𝐾) | |
| 3 | lplnset.n | . . 3 ⊢ 𝑁 = (LLines‘𝐾) | |
| 4 | lplnset.p | . . 3 ⊢ 𝑃 = (LPlanes‘𝐾) | |
| 5 | 1, 2, 3, 4 | islpln 40681 | . 2 ⊢ (𝐾 ∈ 𝐴 → (𝑋 ∈ 𝑃 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑦 ∈ 𝑁 𝑦𝐶𝑋))) |
| 6 | 5 | baibd 549 | 1 ⊢ ((𝐾 ∈ 𝐴 ∧ 𝑋 ∈ 𝐵) → (𝑋 ∈ 𝑃 ↔ ∃𝑦 ∈ 𝑁 𝑦𝐶𝑋)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ∃wrex 3086 class class class wbr 5102 ‘cfv 6539 Basecbs 17393 ⋖ ccvr 40413 LLinesclln 40642 LPlanesclpl 40643 |
| 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-pr 5390 |
| 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 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 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-iota 6494 df-fun 6541 df-fv 6547 df-lplanes 40650 |
| This theorem is used by: islpln3 40684 lplncmp 40713 |
| Copyright terms: Public domain | W3C validator |