Power-law scalar potentials in a Saez-Ballester-like theory for Bianchi I models produce the same volume evolution as exponential potentials but keep scalar fields dynamically present.
1.5 2.0 2.5 3.0 3.5 4.0 time -1.00 -0.98 -0.96 -0.94 -0.92 q(t) Figure 8:Deceleration parameter using the volume function, eq
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Power law scalar potential in the Saez-Ballester like theory: Exact solutions in the Bianchi type I case
Power-law scalar potentials in a Saez-Ballester-like theory for Bianchi I models produce the same volume evolution as exponential potentials but keep scalar fields dynamically present.