# Substrate-inhibition oscillator
#

dx/dt = a*(Xo-x) - v*x*y/(Km1+x+(x*x/Km2))
dy/dt = b*(Yo-y) - v*x*y/(Km1+x+(x*x/Km2))

par a=1, b=.15, v=30, Km1=1, Km2=.005, Xo=1, Yo=6

done