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Mirrors > Home > ILE Home > Th. List > elprnql | Unicode version |
Description: An element of a positive real's lower cut is a positive fraction. (Contributed by Jim Kingdon, 28-Sep-2019.) |
Ref | Expression |
---|---|
elprnql |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | prssnql 7420 | . 2 | |
2 | 1 | sselda 3142 | 1 |
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