Adrover, Alessandra; Giona, Massimiliano - In: Physica A: Statistical Mechanics and its Applications 253 (1998) 1, pp. 143-153
This article shows numerically that the variance of the stretching exponents for two-dimensional chaotic area-preserving systems grows asymptotically as a linear function of time, although an intermediate anomalous power-law scaling may occur. This implies that the autocorrelation function of...