Table 1. Symbol nomenclature in the order of appearance.

Symbol	Description
	Excitatory input firing rate of a neuron in a balanced network
	Inhibitory input firing rate of a neuron in a balanced network
	Average number of synaptic inputs
	Voltage of a single neuron
	Spike train of a neuron
	Firing rate of a neuron
	Time dependent population firing rate
	Threshold voltage
	Membrane time constant
	Current auto correlation in a single neuron
	Current variance in a single neuron
	Temporal width of current correlation function
	Voltage auto correlation in a single neuron
	Voltage variance in a single neuron
	Temporal width of voltage correlation function; for Ornstein Uhlenbeck drive
	Correlation function of , equal to the second derivative of
	Variance of , equal to
	Mean evoked linear response function
	Variance evoked linear response function
	Conditional firing rate of two neurons
	Signal amplitude
	Spike triggered average