4 citations · 9 across the 7 of their papers we have counts for
Showing 2023Show all
3 papers · 1 filter
astro-ph.CO2023★ 1 cited
Aspects of Everpresent (II): Cosmological Tests of Current Models
Santanu Das, Arad Nasiri, Yasaman K. Yazdi
This paper investigates Everpresent , a stochastic dark energy model motivated by causal set theory and unimodular gravity, and confronts it with two key observational data sets…
gr-qc2023
Aspects of Everpresent (I): A Fluctuating Cosmological Constant from Spacetime Discreteness
Santanu Das, Arad Nasiri, Yasaman K. Yazdi
We provide a comprehensive discussion of the Everpresent cosmological model arising from fundamental principles in causal set theory and unimodular gravity. In this framework t…
gr-qc2023
Synge's world function applied to causal diamonds and causal sets
Arad Nasiri
One of the major tasks in discrete theories of gravity, including causal set theory, is to discover how the combinatorics of the underlying discrete structure recovers various geom…