type	name	unit	description	default
variable	S	individuals	susceptible	8.00E+07
variable	E	individuals	carrier, not yet infectious	8.00E+05
variable	I	individuals	infectious	0
variable	R	individuals	recovered, immune	0
parameter	t	1/time	transmission rate constant	1
parameter	i	1/time	incubation rate constant	0.2
parameter	r	1/time	recovery rate constant	0.4
