Description: Membership in the set of positive reals. (Contributed by Mario Carneiro, 28-May-2016)
Ref | Expression | ||
---|---|---|---|
Hypotheses | elrpd.1 | |
|
elrpd.2 | |
||
Assertion | elrpd | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elrpd.1 | |
|
2 | elrpd.2 | |
|
3 | elrp | |
|
4 | 1 2 3 | sylanbrc | |