Rupayan Sarkar

@JeS24 I used https://arxiv.org/pdf/0904.4184.pdf and https://arxiv.org/pdf/0706.0622.pdf , equation (34), (35), (36), (47) for the conversions. Also, I referred to the standard Wikipedia articles on these coordinates. I am looking into...

I have started working on adding Eddington-Finkelstein Coordinates, and Kerr-Schild Coordinates. Also, I will be adding Reissner-Nordstrom Metric to EinsteinPy.