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gr-qc2026
Sampling biases in sprinkled causal sets
Marián Boguñá, Dmitri Krioukov
Poisson sprinkling provides a Lorentz-invariant way of generating causal sets from a continuum spacetime, but numerical work necessarily restricts the sprinkling to a finite region…
gr-qc2025★ 1 cited
Local d'Alembertian for causal sets
Marián Boguñá, Dmitri Krioukov
Causal set theory is an intrinsically nonlocal approach to quantum gravity, inheriting its nonlocality from Lorentzian nonlocality. This nonlocality causes problems in defining dif…