Low energy chaos in the Fermi-Pasta-Ulam problem
classification
chao-dyn
nlin.CD
keywords
energychaosproblemborderchaincriticaldiscusseddistribution
read the original abstract
A possibility that in the FPU problem the critical energy for chaos goes to zero with the increase of the number of particles in the chain is discussed. The distribution for long linear waves in this regime is found and an estimate for new border of transition to energy equipartition is given.
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