Description: Obsolete version of fvpr1 as of 26-Sep-2024. (Contributed by Jeff Madsen, 20-Jun-2010) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypotheses | fvpr1.1 | |
|
fvpr1.2 | |
||
Assertion | fvpr1OLD | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fvpr1.1 | |
|
2 | fvpr1.2 | |
|
3 | df-pr | |
|
4 | 3 | fveq1i | |
5 | necom | |
|
6 | fvunsn | |
|
7 | 5 6 | sylbi | |
8 | 4 7 | eqtrid | |
9 | 1 2 | fvsn | |
10 | 8 9 | eqtrdi | |