Combinatorics |
Other editions - View all
Common terms and phrases
a₁ admissible answer appear arithmetical arrangements balls boxes cards checker choices choose clear coefficient coins column combinations compute the number consider consists contain corresponding denote determined diagonal digits distributions divided division elements entries equal equation exactly example expansion expression fact follows formula function given gives graph Hence hostile neighbors intersection kind knights least letters lines means moves multiplication n-sequences number of permutations objects obtain occupied pairs pairs of hostile particles partitions paths permutations person placing points position possible power series preceding problem proof properties prove question reach recurrence relation reduces remaining repetitions result rooks route rule satisfy seating seating arrangements selected separate sequence Show side solution solved square summands Suppose triangle values vertices yields zeros