A mathematical expression that represents the number of ways to distribute n objects among k distinct classes. It is given by the formula (n choose n1, n2, ..., nk) = n! / (n1! × n2! × ... × nk!).
A mathematical expression that represents the number of ways to distribute n objects among k distinct classes. It is given by the formula (n choose n1, n2, ..., nk) = n! / (n1! × n2! × ... × nk!).