.BuildSysPro.IBPSA.Utilities.Math.Functions.fallingFactorial

Information

Function that evaluates the falling factorial "k-permutations of n".

Interface

function fallingFactorial
  extends Modelica.Icons.Function;
  input Integer n "Integer number";
  input Integer k "Falling factorial power";
  output Integer f "k-th falling factorial of n";
end fallingFactorial;

Revisions

• May 22, 2019, by Michael Wetter:
  Changed upper limit for maxInt.
  This is for issue 1145.
• February 9, 2018, by Massimo Cimmino:
  First implementation.