## Nonlinear coherent structures in physics and biology: proceedings of the 7th Interdisciplinary Workshop, held at Dijon, France, 4-6 June 1991 |

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### Contents

Equations of Motion for Vortices in 2D Easyplane Magnets | 3 |

Anisotropy Populated by Magnon Solitons | 30 |

BIOSYSTEMS AND MOLECULAR SYSTEMS | 79 |

Copyright | |

25 other sections not shown

### Common terms and phrases

acoustic algebra amplitude analytical ansatz approximation asymptotic behavior bifurcation bipolaronic breather calculations chain chaotic coefficient collisions computed consider constant continuum coordinate corresponding coupling curves density described differential equations dimensional discrete DOFs dynamics effect electrons energy equation of motion evolution equations excitations ferromagnetic field Figure finite fluxon frequency function Hamiltonian harmonic impurity mode integrable kink lattice Lett linear Lyapunov exponent mapping method modulated molecule Morse Morse potential NLS equation nonlinear Schrodinger equation numerical simulations obtained oscillator out-of-plane parameters particle period perturbation phase phonon Phys Physics planar polaronic potential problem propagation proton pulse quantum quantum groups radiation region resonance Runge-Kutta method scattering shown shows sine-Gordon sine-Gordon equation solitary wave solitary wave solution soliton spatial spin stable stationary superconducting symplectic temperature theory tho loop transformation values variables variational vector velocity vortex vortices zero Zhang Fei