2 papers
gr-qc2026
Geodesic Focusing Conditions in Gravity
Chao-Qiang Geng, Chunhui Liu, Ling-Wei Luo +1
We study the geodesic deviation equation in symmetric teleparallel geometry (STG), where the relative acceleration is defined with respect to the STG connection. We analyze the mod…
gr-qc2025
Regularization of Gauss-Bonnet Gravity in Riemann-Cartan Geometry
Jianhui Qiu, Ling-Wei Luo, Chunhui Liu +1
We extend the conformal dimensional-derivative regularization of four-dimensional Gauss- Bonnet gravity to Riemann-Cartan geometry, obtaining a regularized action whose torsionless…