Can someone explain this, or know of a resource that does explain it:
![[Image: Everyday-Equation.jpg]](https://images.weserv.nl/?url=www.preposterousuniverse.com%2Fblog%2Fwp-content%2Fuploads%2F2013%2F01%2FEveryday-Equation.jpg)
It's from Sean Carroll's blog:
http://www.preposterousuniverse.com/blog...-equation/
![[Image: Everyday-Equation.jpg]](https://images.weserv.nl/?url=www.preposterousuniverse.com%2Fblog%2Fwp-content%2Fuploads%2F2013%2F01%2FEveryday-Equation.jpg)
It's from Sean Carroll's blog:
http://www.preposterousuniverse.com/blog...-equation/