1. Department of Mathematics (SSL) Vellore Institute of Technology‐Andhra Pradesh University Amaravati Andhra Pradesh 522237 India
2. Centre of High Energy and Condensed Matter Physics Department of Physics Utkal University Vani Vihar Bhubaneswar 751004 India
3. Department of Mathematics Birla Institute of Technology and Science‐Pilani Hyderabad Campus Hyderabad 500078 India
4. Department of Physics Indira Gandhi Institute of Technology Sarang Dhenkanal Odisha 759146 India