Menu
Sign In Pricing Add Podcast

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

AMA | October 2024

3991.773 - 4014.294 Sean Carroll

So you put this all together and Einstein's equation gives you, or reduces to, what we call the Friedmann equation. named after Alexander Friedman, an early cosmologist, and it relates the change of the scale factor over time, which is given by the Hubble constant, a dot over a, if a is the scale factor and dot is a time derivative, the Hubble expansion parameter.

0
💬 0

Comments

There are no comments yet.

Log in to comment.