Perhaps this gives a bit more info:

$ cat number
8
10
1
12
10
8

$ sort -un number
8
10
12
1
10
8

$ cat reverse 
1
2
3
4
5

$ sort -n reverse 
5
2
1
4
3

Thx

Mate
---
Mate Wierdl | Dept. of Math. Sciences | University of Memphis  

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