Universality of anisotropic fluctuations from numerical simulations of turbulent flows

Universality of attractors at weak dissipation and particles distribution in turbulence

Universality of Calogero-Moser model

Universality of Level Spacing Distributions in Classical Chaos

Universality of Probability Distributions Among Two-Dimensional Turbulent Flows

Universality of scaling and multiscaling in turbulent symmetric binary fluids

Universality of the Inertial-Convective Range in Kraichnan's Model of a Passive Scalar

Universality of Tsallis Non-Extensive Statistics and Fractal Dynamics for Complex Systems

Universality of Velocity Gradients in Forced Burgers Turbulence

Universally-convergent Squared-operator Iteration Methods for Solitary Waves in General Nonlinear Wave Equations

Unmixing in Random Flows

Unnecessary Exact Solutions of Nonlinear Ordinary Differential Equations

Unpredictability, information, and chaos

Unraveling hidden hierarchies and dual structures in an integrable field model

Unstable dimension variability and synchronization of chaotic systems

Unstable gap solitons in inhomogeneous Schrodinger equations

Unstable manifolds and Schroedinger dynamics of Ginzburg-Landau vortices

Unstable Periodic Orbit Analysis of Histograms of Chaotic Time Series

Unstable periodic orbits in a chaotic meandering jet flow

Unstable recurrent patterns in Kuramoto-Sivashinsky dynamics