Fellow Craft

9. Introduction into perturbation theory in general relativity 2 (Inflationary perturbations 3)

Today I will continue our discussion of the perturbation theory in general relativity (please see the previous post here); in particular, I will focus my attention on the issue of gauge invariance.
1. (…)

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7. Newtonian perturbation theory 2 (Inflationary perturbations 2)

This is the 5th post in the series based on my lectures on inflationary perturbations at the University of Helsinki. (…)

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6. Newtonian perturbation theory 1 (Inflationary perurbations 2)

This is the 4th post in the series based on my lectures on inflationary perturbations at the University of Helsinki. (…)

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