Is the Universe Truly an Isolated System?

[TrickyDicky]

Does the current model of cosmology treat the universe as an isolated system?

 

[mathman]

There are many different models, each of which answers that question somewhat differently.

Try "universe theories" on Google.

 

[TrickyDicky]

There are many different models, each of which answers that question somewhat differently.

Try "universe theories" on Google.

I thought it was clear I was referring to the FRW universe of the LCDM model.

 

[mathman]

I thought it was clear I was referring to the FRW universe of the LCDM model.

It wasn't clear and I am not a mind reader!

As far as I can tell, the idea of multiverse is not addressed in that model.