Direction Field, Phase Portrait, and Solution Curves ( DEplot )

> IC := [ x(0) = 8, y(0) = 1 ] ; # specify an initial condition (not needed for direction field)

> DOMAIN := t = 0 .. 0.1 ; # specify reasonable interval for indep var

> RANGE := x = -1 .. 10, y = -5 .. 5 ; # specify reasonable intervals for all dep vars

>

Direction Field

Phase Portrait

Solution Curves