Description: Bound variable hypothesis builder for transitive closure. (Contributed by Scott Fenton, 17-Oct-2024)
Ref | Expression | ||
---|---|---|---|
Hypothesis | nfttrcl.1 | |
|
Assertion | nfttrcl | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfttrcl.1 | |
|
2 | 1 | a1i | |
3 | 2 | nfttrcld | |
4 | 3 | mptru | |