Description: A finite set of sequential integers that is a subset of NN0 . (Contributed by Glauco Siliprandi, 5-Apr-2020)
Ref | Expression | ||
---|---|---|---|
Assertion | fzssnn0 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fzssuz | |
|
2 | nn0uz | |
|
3 | 2 | eqcomi | |
4 | 1 3 | sseqtri | |