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gr-qc2026
Improved Gauge Conditions for Large Expansion Cosmological Models
Fan Zhang, Lee Lindblom
This study develops a new gauge condition for performing long duration numerical evolutions of Einstein's equation on cosmological spacetimes with non-trivial spatial topologies. T…
gr-qc2024
Solving the Einstein Constraints Numerically on Compact Three-Manifolds Using Hyperbolic Relaxation
Fan Zhang, Lee Lindblom
The effectiveness of the hyperbolic relaxation method for solving the Einstein constraint equations numerically is studied here on a variety of compact orientable three-manifolds.…
gr-qc2022★ 4 cited
Simple Numerical Solutions to the Einstein Constraints on Various Three-Manifolds
Fan Zhang, Lee Lindblom
Numerical solutions to the Einstein constraint equations are constructed on a selection of compact orientable three-dimensional manifolds with non-trivial topologies. A simple cons…