| 확률론 | 집합론 |
| 확률,probability theory | 집합,set theory, 집합론,set_theory |
| 결과,outcome (individual outcome) ζ | 원소 element |
| 사건,event | 부분집합,subset or 집합,set |
| 표본공간,sample_space (set of all outcomes) Ω | 전체집합 universal set U |
| null event, impossible event | 공집합,empty_set ∅ |
| event space | ? |