Set Definition by Predicate/Examples/Set Indexed by Natural Numbers between 1 and 10
Jump to navigation
Jump to search
Examples of Set Definition by Predicate
Let $U$ be the set defined as:
- $U := \set {u_i: 1 < i < 10, i \in \N}$
Then $U$ has exactly $8$ elements:
- $U = \set {u_2, u_3, u_4, u_5, u_6, u_7, u_8, u_9}$
Sources
- 1977: Gary Chartrand: Introductory Graph Theory ... (previous) ... (next): Appendix $\text{A}.1$: Sets and Subsets: Problem Set $\text{A}.1$: $1$