Transformation of Some Lambert Series and Cotangent Sums

By considering a contour integral of a cotangent sum, we give a simple derivation of a transformation formula of the series <inline-formula> <math display="inline"> <semantics> <mrow> <mi>A</mi> <mrow> <mo>(</mo> <mi>&#964;<...

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Bibliographic Details
Main Author: Namhoon Kim
Format: Article
Language:English
Published: MDPI AG 2019-09-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/7/9/840