Gradient descent optimization of a parametrized f(R,G) gravity model against CC and Pantheon+ data yields a viable description of late-time acceleration with w > -1 and consistent energy conditions.
The clustering of galaxies in the completed 10 SDSS-III Baryon Oscillation Spectroscopic Survey: cosmological analysis of the DR12 galaxy sample
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Late-Time Cosmic Acceleration in Ricci-Gauss-Bonnet Gravity via Gradient Descent Optimization
Gradient descent optimization of a parametrized f(R,G) gravity model against CC and Pantheon+ data yields a viable description of late-time acceleration with w > -1 and consistent energy conditions.