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seVenVo1d
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GRPy is a python library that allows you to calculate the well-known tensors in general relativity, without writing a single line of code. In addition, you can apply many operations to 6 different type of fields, in both 4D and 3D.

https://github.com/seVenVo1d/grpy

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27
Does Newtonian mechanics work in polar coordinates?
Dec 23, 2021
7
How exactly is conformal time, $\eta$, calculated?
Jan 21, 2019
6
Exchange operator with position and momentum
Dec 11, 2022
6
Why are the most distant galaxies "only" around 13 billion light years away?
May 1, 2020
5
Why is a spacetime interval defined as $(\Delta s)^2$ = $\eta_{\mu\nu}\Delta x^{\mu} \Delta x^{\nu}$?
Mar 29, 2020
4
Why is hubble time the age of the universe?
Nov 22, 2020
4
Ultra-Relativistic and Non-Relativistic cases for energy of a particle
Oct 26, 2019
4
Why is the homogeneity problem actually a problem?
Mar 17, 2020
4
Is there a lepton anti-lepton asymmetry?
Dec 9, 2019
4
How likely are Primordial Black Holes to form in the early universe?
Feb 2, 2019
Top network posts
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13
Prime sieve in Python
7
Document distance in Python
7
Are there other proofs of the expanding universe apart from the redshift?
6
Why is the CMB's redshift so high?
5
Prime pair set finder (Project Euler problem 60)