7.3.6 Logarithmic integral function
The logarithmic integral function is defined by
Li(
x
)= Ei(ln(
x
))=
∫
e
x
t
=0
1
ln(
t
)
d
t
The
Li
command computes the logarithmic integral.
Li
takes
z
, a complex number.
Li(
z
)
returns the value of the logarithmic integral Li(
z
).
Example
Li
(2.0)
1.04516378012
