%
% ssexcitatory.m
%
% Gabbiani & Cox, Mathematics for Neuroscientists
%
% steady-state depolarization as a functino of normalized conductance for 
% one and two excitatory synapses, as well as their linear sum where Vss is
% the syanptic input and ve = 0
% 
% usage: ssexcitatory
%

function ssexcitatory

ce = [0:.1:15];     % voltage range

Vss = -70+2*ce./(1+2*ce).*(0+70);      % synaptic input

plot(ce,Vss,'color','k');
xlabel('c_{syn}','fontsize',14,'fontname','helvetica medium')
ylabel('V_{ss} (mV)','fontsize',14,'fontname','helvetica medium')
box off