2 papers
math.DG2022
Born-Infeld Solitons and Existence & Non-uniqueness of Solutions to the Björling Problem
Arka Das
In this semi-expository article, we study Born-Infeld soliton surfaces as zero mean curvature surfaces and derive conformal parameters for them. Then we present two approaches to s…
math.NT2022
How to approximate irrational numbers nicely?
Tirthankar Bhattacharyya, Soham Bakshi, Arka Das
In the literature, we have various ways of proving irrationality of a real number. In this survey article, we shall emphasize on a particular criterion to prove irrationality. This…