TY - RPRT TI - Co-operation, competition and crowding: a discrete framework linking Allee kinetics, nonlinear diffusion, shocks and sharp-fronted travelling waves AU - Stuart Johnston AU - Ruth Baker AU - Sean McElwain AU - Matthew Simpson PY - 2016 DO - 10.1101/077743 UR - https://www.biorxiv.org/content/10.1101/077743v1 ID - 10.1101/077743 ER -