Nabla Discrete fractional Calculus and Nabla Inequalities

Narayana numbers and Schur-Szego composition

Nazarov's uncertainty principles in higher dimension

Near Optimal Signal Recovery From Random Projections: Universal Encoding Strategies?

Near-extremizers of Young's inequality for discrete groups

Near-extremizers of Young's Inequality for R^d

Nearly Tight Frames and Space-Frequency Analysis on Compact Manifolds

Nearly Time Optimal Stabilizing Patchy Feedbacks

Necessary and sufficient condition of Morse-Sard theorem for real valued functions

Necessary and sufficient conditions for a function involving divided differences of the di- and tri-gamma functions to be completely monotonic

Necessary and sufficient conditions for differentiability of a function of several variables

Necessary and sufficient conditions for differentiating under the integral sign

Necessary and sufficient conditions for inclusion relations for absolute summability

Necessary and sufficient conditions for periodic decaying resolvents in linear discrete convolution Volterra equations and applications to ARCH$(\infty)$ processes

Necessary and sufficient conditions for solvability of the Hartman-Wintner problem for difference equations

Necessary and Sufficient Conditions for Weak Exponential Instability of Evolution Operators

Necessary conditions for vector-valued operator inequalities in harmonic analysis

Negative powers of Laguerre operators

Negative results for Nikodym maximal functions and related oscillatory integrals in curved space

Nested Derivatives: A simple method for computing series expansions of inverse functions