Gamma Function; Gamma Function for Range 1 to 2; Reciprocal Gamma Function to Real Argument; Gamma Function; Logarithm of Gamma Function (Algorithms 34[S14]; 54[S14]; 80[S14]; 221[S14]; 291[S14]) CACM September, 1966 Pike, M. C. Hill, I. D. CA660909d JB March 23, 1978 4:28 PM 1373 5 1373 1373 5 1373 1373 5 1373