Handbook
Glossary
(gamma-lanczos6) ( x -- log[gamma[x+1]] )
Vocabulary
math
.
analysis
.
private
Inputs
x
an
object
Outputs
log[gamma[x+1]]
an
object
Definition
USING:
kernel
math
math.functions
math.vectors
;
IN:
math.analysis.private
:
(gamma-lanczos6)
( x -- log[gamma[x+1]] )
[
0.5
+
dup
gamma-g6
+
[
log
*
]
keep
-
]
[
6
gamma-z
gamma-p6
vdot
log
]
bi
+
;