Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > elrab | Unicode version |
Description: Membership in a restricted class abstraction, using implicit substitution. (Contributed by NM, 21-May-1999.) |
Ref | Expression |
---|---|
elrab.1 |
Ref | Expression |
---|---|
elrab |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfcv 2306 | . 2 | |
2 | nfcv 2306 | . 2 | |
3 | nfv 1515 | . 2 | |
4 | elrab.1 | . 2 | |
5 | 1, 2, 3, 4 | elrabf 2875 | 1 |
Copyright terms: Public domain | W3C validator |