psi
S14ACF
ψ
(
x
)
-
ln
x
S14ADF
Scaled derivatives of
ψ
(
x
)
S14AEF
Polygamma function
ψ
(
n
)
(
x
)
for real
x
S14AFF
Polygamma function
ψ
(
n
)
(
z
)
for complex
z
NAG Fortran Library
Keyword Index
© The Numerical Algorithms Group Ltd, Oxford UK. 2004