Lump scattering on the torus
Departamento de Física F.E.C., La Universidad del Zulia,
Apartado 15332, Maracaibo 4005-A, Venezuela
Revised: 24 January 2000
Published online: 15 June 2000
Head-on collisions between two solitons in the pure model on a flat torus are investigated via numerical simulations. The charge-two lumps, written out in terms of Weierstrass' elliptic -function, are found to scatter at 90. The phenomenon of singularity formation is also seen.
PACS: 11.10.-z – Field theory / 02.60.-x – Numerical approximation and analysis / 03.50.Kk – Other special classical field theories
© EDP Sciences, Società Italiana di Fisica, Springer-Verlag, 2000