Factorial is true even if number n is not integer: n! = product from k = 1 to k = infinity of ((k + 1) / k)^n * k / (k + n) {interpolation problem}. Eulerian integrals, like gamma function or beta function, can be for interpolation.
Mathematical Sciences>Number Theory>Number Types>Factorial
3-Number Theory-Number Types-Factorial
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Date Modified: 2022.0224