Title: A pointwise inequality for fractional Laplacians.
Author(s): Antonio Córdoba (UAM-ICMAT) and Ángel D. Martínez (UAM-ICMAT).
Source: Advances in Mathematics. 280 79-85.
Date of publication: August 6, 2015.
Abstract: The Laplacian is a mathematical object involved in certain mathematical-physics theories such as celestial mechanics, heat conduction, electromagnetism and quantum mechanics. The study of this object is a subject of great interest in mathematical research.