Description: Restate lgsval for nonzero N , where the function F has been abbreviated into a self-referential expression taking the value of /L on the primes as given. (Contributed by Mario Carneiro, 4-Feb-2015)
Ref | Expression | ||
---|---|---|---|
Hypothesis | lgsval4.1 | |
|
Assertion | lgsval4 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lgsval4.1 | |
|
2 | eqid | |
|
3 | 2 | lgsval | |
4 | 3 | 3adant3 | |
5 | simp3 | |
|
6 | 5 | neneqd | |
7 | 6 | iffalsed | |
8 | 2 | lgsval4lem | |
9 | 8 1 | eqtr4di | |
10 | 9 | seqeq3d | |
11 | 10 | fveq1d | |
12 | 11 | oveq2d | |
13 | 4 7 12 | 3eqtrd | |