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On regular and chaotic dynamics of a non-${\cal{PT}}$-symmetric Hamiltonian system of a coupled Duffing oscillator with balanced loss and gain. (arXiv:2007.07286v1 [nlin.CD]) http://arxiv.org/abs/2007.07286
On regular and chaotic dynamics of a non-${\cal{PT}}$-symmetric Hamiltonian system of a coupled Duffing oscillator with balanced loss and gain. (arXiv:2007.07286v1 [nlin.CD]) http://arxiv.org/abs/2007.07286