題組內容
2. Let A = fa, b, c, d, e,f,g, h, and R is the equivalence relation on A.
(b) If R induces the partition A = A1 UA2U... .. U
where n is a positive integer, then |R| = ?
(b) If R induces the partition A = A1 UA2U... .. U
where n is a positive integer, then |R| = ?