By lemma 2 in Ermentrout and Kopell 1986, "There exists a change of coordinates... and a constant, c, such that in new coordinates, the two equations above converge pointwise as to the equations
Intertropical Convergence Zone | Convergence and Union | Mobile-to-mobile convergence | Doob's martingale convergence theorems | Doob's martingale convergence theorem | Pointwise convergence | intertropical convergence zone |