Characterization by observability inequalities of controllability and stabilization properties

Explicit unconditionally stable methods for the heat equation via potential theory

Inverse scattering for critical semilinear wave equations

Streak artifacts from non-convex metal objects in X-ray tomography

Bilinear wavelet representation of Calderón-Zygmund forms

Removing numerical dispersion from linear evolution equations

An index theorem on asymptotically static spacetimes with compact Cauchy surface

Connecting dots -- from local covariance to empirical intrinsic geometry and locally linear embedding

When Ramanujan meets time-frequency analysis in complicated time series analysis

Connecting dots -- from local covariance to empirical intrinsic geometry and locally linear embedding

Optimal constants in nontrapping resolvent estimates and applications in numerical analysis

Geodesic bi-angles and Fourier coefficients of restrictions of eigenfunctions