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Advanced Modeling and Simulation in Engineering Sciences

Table 1 Toda lattice

From: Some robust integrators for large time dynamics

 

Mean time-step

CPU

Mean error

RK4

0.1

107.44

\(3.7902.10^{-1}\)

RK4sym

0.1

128.74

\(2.261 \cdot 10^{-3}\)

BPL

0.0983

259.31

\(3.010 \cdot 10^{-4}\)

  1. CPU and accuracy comparison, with almost the same (mean) time step
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