Description: The range of a random variable as a subset of RR . (Contributed by Thierry Arnoux, 6-Feb-2017)
Ref | Expression | ||
---|---|---|---|
Hypotheses | isrrvv.1 | ||
rrvvf.1 | |||
Assertion | rrvrnss |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | isrrvv.1 | ||
2 | rrvvf.1 | ||
3 | 1 2 | rrvvf | |
4 | 3 | frnd |