ebook,Christopher D. Sogge,Hangzhou Lectures on Eigenfunctions of the Laplacian (AM-188) (Annals of Mathematics Studies Book 212),Princeton University Press,Calculus & mathematical analysis,Differential & Riemannian geometry,Differential Equations - Partial,Differential calculus & equations,Eigenfunctions,Eigenfunctions.,Laplacian operator,Laplacian operator.,MATHEMATICS / Differential Equations / General,MATHEMATICS / Differential Equations / Partial,MATHEMATICS / Mathematical Analysis,MATHEMATICS / Research,Mathematical Analysis,Mathematics,Mathematics/Differential Equations - Partial,Mathematics/Research,Non-Fiction,Research,Scholarly/Graduate,Science/Math,Science/Mathematics,Textbooks (Various Levels),UNIVERSITY PRESS,United States,Differential Equations - Partial,MATHEMATICS / Differential Equations / General,MATHEMATICS / Differential Equations / Partial,MATHEMATICS / Mathematical Analysis,MATHEMATICS / Research,Mathematical Analysis,Mathematics/Differential Equations - Partial,Mathematics/Research,Research,Mathematics,Science/Mathematics,Differential calculus & equations,Calculus & mathematical analysis" />