247 citations · 988 across the 59 of their papers we have counts for
Showing 2013Show all
2 papers · 1 filter
hep-th2013★ 6 cited
Time-reparametrization invariance and Hamilton-Jacobi approach to the cosmological sigma-model
Jan-Willem van Holten, Richard Kerner
The construction of physical models with local time-reparametrization invariance is reviewed. Negative-energy contributions to the hamiltonian are shown to be crucial for the reali…
gr-qc2013★ 2 cited
Single scalar cosmology
J. W. van Holten
The cosmology of flat FLRW universes dominated by a single scalar field is discussed. General features of the evolution of the universe and the scalar field are illustrated by spec…