TY - JOUR AU - P. Ploumhans AU - G. S. Winckelmans AU - J. K. Salmon TI - Vortex particles and tree codes: I. flows with arbitrary crossing between solid boundaries and particle redistribution lattice; II. vortex ring encountering a plane at an angle. JO - ESAIM. Proceedings PY - 1999 SP - 335 EP - 348 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1051/proc:1999031/ DO - 10.1051/proc:1999031 LA - en ID - EP_1999_7_a30 ER -