Lambert series
English
Etymology
Named for
Johann Heinrich Lambert
.
Noun
Lambert
series
(
plural
Lambert series
)
(
mathematics
)
A series taking the form
S
(
q
)
=
∑
n
=
1
∞
a
n
q
n
1
−
q
n
.
{\displaystyle S(q)=\sum _{n=1}^{\infty }a_{n}{\frac {q^{n}}{1-q^{n}}}.}
