Electromagnetic Lagrangian on a causal set that resides on timelike edges alone: a quasi-local model
DOI10.1007/s10773-022-05060-7zbMath1481.83016OpenAlexW4220880967MaRDI QIDQ2114039
Publication date: 14 March 2022
Published in: International Journal of Theoretical Physics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s10773-022-05060-7
discretizationquantum gravityquantum field theoryLagrangiandiscrete field theoryactionelectromagnetismcausal setdiscrete theories
Einstein's equations (general structure, canonical formalism, Cauchy problems) (83C05) Global differential geometry of Lorentz manifolds, manifolds with indefinite metrics (53C50) Several topologies on one set (change of topology, comparison of topologies, lattices of topologies) (54A10) Continuous lattices and posets, applications (06B35) Equations of motion in general relativity and gravitational theory (83C10)
Cites Work
- Introduction to causal sets and their phenomenology
- Bosonic fields in causal set theory
- Causal set d'Alembertians for various dimensions
- Particle propagators on discrete spacetime
- Gravity and matter in causal set theory
- A new topology for curved space–time which incorporates the causal, differential, and conformal structures
- The class of continuous timelike curves determines the topology of spacetime
- A numerical study of the correspondence between paths in a causal set and geodesics in the continuum
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