A uniformly random selection of entries
- R5301: Random unsigned basic number has zero correlation with the empty indicator
- D1581: Mersenne prime integer
- D4531: Superdigraph
- R4540: Inverse map is a bijection
- D1886: Downward enclosed set
- D4587: Set of digraphs
- D6034: Standard real cotangent function
- D2745: Set of subgraphs
- R5336: Expectation of an indicator random boolean number
- R1170: Euclidean volume of singleton