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Arithmetic theorems
8rp
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9rp
Metamath Proof Explorer
Unicode
Structured
Theorem
8rp
Description:
8 is a positive real.
(Contributed by
SN
, 26-Aug-2025)
Ref
Expression
Assertion
8rp
|- 8 e. RR+
Proof
Step
Hyp
Ref
Expression
1
8re
|- 8 e. RR
2
8pos
|- 0 < 8
3
1
2
elrpii
|- 8 e. RR+