Thukral, Ashwani K (6 November 2014). ”Factorials of real negative and imaginary numbers - A new perspective”. SpringerPlus (Springer Science and Business Media LLC) 3 (1). doi:10.1186/2193-1801-3-658. ISSN2193-1801.
worldcat.org
Thukral, Ashwani K (6 November 2014). ”Factorials of real negative and imaginary numbers - A new perspective”. SpringerPlus (Springer Science and Business Media LLC) 3 (1). doi:10.1186/2193-1801-3-658. ISSN2193-1801.