Black holes: from event horizons to trapping horizons - LUTH ...
Black holes: from event horizons to trapping horizons - LUTH ...
Black holes: from event horizons to trapping horizons - LUTH ...
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Local approaches <strong>to</strong> black <strong>holes</strong><br />
What is a trapped surface ?<br />
2/ The definition<br />
S : closed (i.e. compact without boundary) spacelike 2-dimensional surface<br />
embedded in spacetime (M , g)<br />
Being spacelike, S lies outside the light<br />
cone<br />
Eric Gourgoulhon (<strong>LUTH</strong>) <strong>Black</strong> <strong>holes</strong>: <strong>trapping</strong> <strong>horizons</strong> CERN, 17 March 2010 11 / 38