Bifurcation analysis organizes scalar field FRW cosmologies around five loci for exponential potentials and invariant structures for quadratic ones, classifying physical regimes.
Wiggins,Introduction to applied nonlinear dynamical systems and chaos,2nd
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Presents a persistence/transition-variety framework for inflationary cosmology that organizes slow roll, ultra-slow roll, and oscillatory exit as transitions at loss of hyperbolicity, using exponential and massive scalar field models as examples.
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Persistence and Transition Varieties in Scalar Field Cosmology
Bifurcation analysis organizes scalar field FRW cosmologies around five loci for exponential potentials and invariant structures for quadratic ones, classifying physical regimes.
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Versal transition scenarios in inflationary cosmology: slow roll, ultra-slow roll, and oscillatory exit
Presents a persistence/transition-variety framework for inflationary cosmology that organizes slow roll, ultra-slow roll, and oscillatory exit as transitions at loss of hyperbolicity, using exponential and massive scalar field models as examples.