Authors: Nirjan Biswas; Tata Institute of Fundamental Research, Centre For Applicable Mathematics, Post Bag No 6503, Sharada Nagar, Bangalore 560065, India; Ujjal Das; Department of Mathematics, Technion - Israel Institute of Technology, Haifa 32000, Israel; Abhishek Sarkar; Department of Mathematics, Indian Institute of Technology Jodhpur, Rajasthan 342030, India