BDH2-2.mws Getting started Example on pages 164-165 Equilibrium Solutions Direction Field, Phase Portrait, and Solution Curves (DEplot) Direction Field Phase Portrait Solution Curves Competing Species Model (pages 166-168) Nullclines x-nullclines y-nullclines Equilibrium Solutions Direction Field, Phase Portrait, and Solution Curves (DEplot) Direction Field Phase Portrait Solution Curves I Solution Curves II