id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ejde-166	Barbatis, Gerassimos; Branikas, Panagiotis	Heat kernel estimates for fourth-order non-uniformly elliptic operators with non-strongly convex symbols	2022	11	.pdf	application/pdf	4925	215	74	This implies [1, Theorem 7.12] an analogous inequality for the symbol A(x, ξ) of H, namely ReA(x, ξ) ≥ cw(x)|ξ|4 , x ∈ Ω , ξ ∈ R2. We define the weighted Sobolev space W 1,∞ w (Ω) = {u ∈W 1,∞ loc (Ω) : ∃c ≥ 0 : |u(x)| ≤ cw(x), |∇u(x)| ≤ cw(x)3/4, x ∈ Ω}.	cache/ejde-166.pdf	txt/ejde-166.txt