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 | ||
---|---|---|---|
Assertion | df-ocomp | |- oc = Slot ; 1 1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
0 | coc | |- oc |
|
1 | c1 | |- 1 |
|
2 | 1 1 | cdc | |- ; 1 1 |
3 | 2 | cslot | |- Slot ; 1 1 |
4 | 0 3 | wceq | |- oc = Slot ; 1 1 |