Description: UnifSet is unaffected by restriction. (Contributed by Thierry Arnoux, 7-Dec-2017)
Ref | Expression | ||
---|---|---|---|
Hypotheses | ressunif.1 | ||
ressunif.2 | |||
Assertion | ressunif |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ressunif.1 | ||
2 | ressunif.2 | ||
3 | df-unif | ||
4 | 1nn0 | ||
5 | 3nn | ||
6 | 4 5 | decnncl | |
7 | 1nn | ||
8 | 3nn0 | ||
9 | 1lt10 | ||
10 | 7 8 4 9 | declti | |
11 | 1 2 3 6 10 | resslem |