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SUMMARY:Nonlinear stability of Einstein-matter models near the big bang si
 ngularity - Florian Beyer\, Department of Mathematics &amp\; Statistics\, 
 University of Otago
DTSTART:20240209T130000Z
DTEND:20240209T140000Z
UID:TALK212038@talks.cam.ac.uk
CONTACT:Xi Tong
DESCRIPTION:In our recent work\, we have made progress in understanding th
 e complex mathematical landscape of the big bang singularity in general re
 lativity. Utilizing Fuchsian partial differential equation techniques\, we
  have established rigorous nonlinear stability results for certain Friedma
 nn cosmological models\, particularly focusing on solutions to the fully c
 oupled Einstein-matter equations. This does not only reinforce some of the
  standard cosmological model’s assumptions in certain scenarios but also
  brings to light new critical phenomena that have yet to be fully understo
 od. This research was conducted in collaboration with Todd Oliynyk from Mo
 nash University.
LOCATION:Potter room/Zoom
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