3 papers
math.HO2019
Free groups, covering spaces and Artin's theorem
Gopala Krishna Srinivasan
In this expository note we provide a proof of Artin's theorem which states that the commutator subgroup of a free group on two generators is not finitely generated. The proof emplo…
math.GM2018
The Exterior Derivative - A direct approach
Gopala Krishna Srinivasan
In this note we provide a direct approach to the most basic operator in this theory namely the exterior derivative. The crucial ingredient is a calculus lemma based on determinants…
math.CA2012
A unified approach to the integrals of Mellin--Barnes--Hecke type
Gopala Krishna Srinivasan
In this paper we provide a unified approach to a family of integrals of Mellin--Barnes type using distribution theory and Fourier transforms. Interesting features arise in many of…