Description: A Fermat pseudoprime to the base N is a positive integer. (Contributed by AV, 30-May-2023)
Ref | Expression | ||
---|---|---|---|
Assertion | fpprnn |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fpprbasnn | ||
2 | fpprel | ||
3 | eluz4nn | ||
4 | 3 | 3ad2ant1 | |
5 | 2 4 | syl6bi | |
6 | 1 5 | mpcom |