A multi-particle method for GALI computation is introduced with leading-order error estimates and validated numerically on the Hénon-Heiles system and β-FPU-T chain, showing reliable performance for specific parameter ranges in double precision.
Ghanbari, On detecting chaos in a prey-predator model with prey’s counter-attack on juvenile predators, Chaos Solitons & Fractals 150 (2021) 111136
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Efficient detection of chaos through the computation of the Generalized Alignment Index (GALI) by the multi-particle method
A multi-particle method for GALI computation is introduced with leading-order error estimates and validated numerically on the Hénon-Heiles system and β-FPU-T chain, showing reliable performance for specific parameter ranges in double precision.