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8:44 AM
A new tag has been created by user122424.
0
Q: nucleolus of a game

user122424I would like to understand in the snippet below in the definition $2.1$, what does it mean for a game $(N,v)$ to have a nucleolus. And also what does $IG$ stand for.

A new tag was created by Jacob Manaker. There already exists a tag called .
4
Q: Is there a coordinate-free proof of this Lie derivative identity?

Jacob ManakerWikipedia mentions (here and here) that the Lie derivative has the following appealing commutator: $$[\mathcal{L}_X,\iota_Y]=\iota_{[X,Y]}$$ The only way I know to demonstrate this identity relies on coordinate-based manipulations, which are summarized (with a mistake) in this problem. I would ...

 
 
14 hours later…
10:56 PM
@MartinSleziak I wanted to pin these two messages to the side so that they are seen more easily by people coming in the room, but I think I messed up when trying to order them and now only the second one is pinned and i can't pin the other one.
 

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