f calculates the number of 0-1 matrices with row sums fricas (1) -> f(A:List PI, Type: Void
For example, there are fricas f([2, fricas Compiling function f with type (List(PositiveInteger),
Type: Fraction(Integer)
0-1 matrices whose rows all sum up to two and whose first column has 2 entries equal to one, the others having 3 entries equal to one. |