id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ap-3524	Levi, Decio; Rodriguez, Miguel A.	ON THE CONSTRUCTION OF PARTIAL DIFFERENCE SCHEMES II: DISCRETE VARIABLES AND SCHWARZIAN LATTICES	2016	9	.pdf	application/pdf	5918	228	60	− hym(un+1,m − un,m)− σyn(un,m+1 − un,m) hxnh y m − σxmσ y n ) − σyn (hym+1(un+1,m+1 − un,m+1)− σyn(un,m+2 − un,m+1) hxnh y m+1 − σxm+1σ y n − hym(un+1,m − un,m)− σyn(un,m+1 − un,m) hxnh y m − σxmσ y n )]( hxnh y m − σxmσyn )−1 − (hym(un+1,m − un,m)− σyn(un,m+1 − un,m))2 (hxnh y m − σxmσ y n)2 = 0. (27) 240 vol. Let us construct using the formulas introduced in the previous section the discrete scheme which preserves the point symmetries of the potential Burgers equation uy − uxx − u2 x = 0. (19)	cache/ap-3524.pdf	txt/ap-3524.txt