0 votes 0 votes I know that the number of equivalence relation is bell no. i.e 7th bell no. i.e. 877, but i am not able to find the cardinality of R! Please help! Set Theory & Algebra equivalence-class relations + – Yashdeep2000 asked Mar 6, 2022 • edited Mar 7, 2022 by Shaik Masthan Yashdeep2000 696 views answer comment Share Follow See all 6 Comments See all 6 6 Comments reply Show 3 previous comments raja11sep commented Mar 8, 2022 reply Follow Share minimum cardinality of R is 2*2 + 2*2 + 3*3 = 17 , right @Shaik Masthan sir ? 0 votes 0 votes Shaik Masthan commented Mar 8, 2022 reply Follow Share yes. 1 votes 1 votes kingjuno commented 20 minutes ago reply Follow Share @Shaik Masthan sir, is there answer to this question 27 since they are asking for maximum cardinality? 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes Why cant the classes be {1,2,3} {5,7,9} {11} (elements are arbitrarily taken) This would give a cardinality of : 3*3 + 3*3 +1*1 = 19 PREET99 answered Oct 11, 2023 PREET99 comment Share Follow See all 0 reply Please log in or register to add a comment.
