lngamma x
i1 : lngamma 2.1 o1 = .0454377385444852 o1 : RR (of precision 53)
i2 : lngamma(-1.1) o2 = 2.27365115292446 o2 : RR (of precision 53)
i3 : lngamma(-2.1) o3 = 1.53171380819509+3.14159265358979*ii o3 : CC (of precision 53)
i4 : lngamma (-2.000000000000000000000000000000001p120) o4 = 75.293085156597112659506221744398934+ 3.14159265358979323846264338327950288*ii o4 : CC (of precision 120)
The object lngamma is a method function.