| Mathbox for Norm Megill |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > lhpocnel | Structured version Visualization version GIF version | ||
| Description: The orthocomplement of a co-atom is an atom not under it. Provides a convenient construction when we need the existence of any object with this property. (Contributed by NM, 25-May-2012.) |
| Ref | Expression |
|---|---|
| lhpocnel.l | ⊢ ≤ = (le‘𝐾) |
| lhpocnel.o | ⊢ ⊥ = (oc‘𝐾) |
| lhpocnel.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| lhpocnel.h | ⊢ 𝐻 = (LHyp‘𝐾) |
| Ref | Expression |
|---|---|
| lhpocnel | ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (( ⊥ ‘𝑊) ∈ 𝐴 ∧ ¬ ( ⊥ ‘𝑊) ≤ 𝑊)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lhpocnel.o | . . 3 ⊢ ⊥ = (oc‘𝐾) | |
| 2 | lhpocnel.a | . . 3 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 3 | lhpocnel.h | . . 3 ⊢ 𝐻 = (LHyp‘𝐾) | |
| 4 | 1, 2, 3 | lhpocat 40641 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ( ⊥ ‘𝑊) ∈ 𝐴) |
| 5 | lhpocnel.l | . . 3 ⊢ ≤ = (le‘𝐾) | |
| 6 | 5, 1, 3 | lhpocnle 40640 | . 2 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ¬ ( ⊥ ‘𝑊) ≤ 𝑊) |
| 7 | 4, 6 | jca 519 | 1 ⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (( ⊥ ‘𝑊) ∈ 𝐴 ∧ ¬ ( ⊥ ‘𝑊) ≤ 𝑊)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 399 = wceq 1560 ∈ wcel 2142 class class class wbr 5100 ‘cfv 6521 lecple 17293 occoc 17294 Atomscatm 39887 HLchlt 39974 LHypclh 40608 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5227 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-ral 3077 df-rex 3087 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5542 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-proset 18326 df-poset 18345 df-plt 18360 df-lub 18376 df-glb 18377 df-meet 18379 df-p0 18455 df-p1 18456 df-lat 18464 df-oposet 39800 df-ol 39802 df-oml 39803 df-covers 39890 df-ats 39891 df-atl 39922 df-cvlat 39946 df-hlat 39975 df-lhyp 40612 |
| This theorem is referenced by: lhpocnel2 40643 trlcl 40788 trlle 40808 cdlemk19w 41596 dia2dimlem8 41695 dicssdvh 41810 dicvaddcl 41814 dicvscacl 41815 dicn0 41816 dih1 41910 dihatlat 41958 |
| Copyright terms: Public domain | W3C validator |