#plotting.ode
#.ode file for plotting the functions in Figure () where
#x is the dummy variable for plotting the auxiliary functions.
#initial value of x
x(0)=-80
#the equation
dx/dt=1
#the equilibrium activation and inactivation 
#functions to plot
aux ninfact=1/(exp(-(x+25)/5)+1)
aux ninfinact=1/(exp((x+50)/2)+1)
#the characteristic times to plot
aux tauact=5/cosh((x+25)/2*5)
aux tauinact=5/cosh(-(x+50)/2*2)
done