0 votes 0 votes The number of ways six distinct balls be distributed into 3 distinct urns. If each urn contain atleast one ball are ________. Combinatory discrete-mathematics + – srestha asked Sep 20, 2018 srestha 541 views answer comment Share Follow See all 7 Comments See all 7 7 Comments reply Show 4 previous comments srestha commented Sep 20, 2018 reply Follow Share yes, but no concept like each urn atleast contain 1 ball 0 votes 0 votes Bhagyashree Mukherje commented Sep 20, 2018 reply Follow Share @srestha Ma'am the last part in the link with the heading as distribution into non-empty bins.isnt it the same concept? 0 votes 0 votes sakharam commented Sep 21, 2018 i edited by sakharam Sep 21, 2018 reply Follow Share If the text in the above image is unreadable, let me know. 3 votes 3 votes Please log in or register to add a comment.