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| Mirrors > Home > MPE Home > Th. List > df-ocomp | Structured version Unicode version | |
| Description: Define the orthocomplementation extractor for posets and related structures. (Contributed by NM, 4-Sep-2011.) (Revised by Mario Carneiro, 14-Aug-2015.) |
| Ref | Expression |
|---|---|
| df-ocomp |
   Slot ; |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | coc 14687 |
. 2
 | |
| 2 | c1 9496 |
. . . 4
| |
| 3 | 2, 2 | cdc 10986 |
. . 3
; |
| 4 | 3 | cslot 14613 |
. 2
Slot ; |
| 5 | 1, 4 | wceq 1383 |
1
 Slot ; |
| Colors of variables: wff setvar class |
| This definition is referenced by: ocndx 14780 ocid 14781 |
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