Eigenfunction Estimates: Quantitative bounds and asymptotic behaviours that describe the magnitude and concentration phenomena of eigenfunctions of differential operators.

Reviews ordinary differential equations, including solutions by Fourier series. Physical derivation of the classical linear partial differential equations (heat, wave, and Laplace equations). Solution ...

Rui Peng, Maolin Zhou, Effects of Large Degenerate Advection and Boundary Conditions on the Principal Eigenvalue and its Eigenfunction of A Linear Second-Order Elliptic Operator, Indiana University ...