FIGURE 11
: Isoclines in the (a)
and (b)
planes for
,
,
,
,
,
,
,
, and
. Both the stable equilibrium point and the limit cycle are shown.
and (b) 
planes
for 
, 
, 
,
, 
, 
,
, 
, and 
. Both
the stable equilibrium point and the limit cycle are shown.