package Mathematics is
function Factorial (Value : Integer) return Integer;
function N_over_K (n : Integer; k : Integer) return Integer;
-- Create a html file, that contains a pascal triangle
procedure Create_Pascal_Triangle (Height : Integer := 12; File_Name : String := "pascal_triangle.html");
-- Create a html file, that contains a factorial table
procedure Create_Factorial_Table (Height : Integer := 12; File_Name : String := "factorial_table.html");
end Mathematics;