A Necessary Condition for existence of Lie Symmetries in Quasihomogeneous Systems of Ordinary Differential Equations

A Nekhoroshev type theorem for the nonlinear Schrödinger equation on the d-dimensional torus.

A new advance in the Bernstein problem in mathematical genetics

A New Algorithm for Proving Global Asymptotic Stability of Rational Difference Equations

A New Approach to Equations with Memory

A new class of Hamiltonian flows with random-walk behavior originating from zero-sum games and Fictitious Play

A new class of Ornstein transformations with singular spectrum

A new class of positive recurrent functions

A new class of rank one transformations with singular spectrum

A new definition of t-entropy for transfer operators

A new estimate on Evans' Weak KAM approach

A new fast Fourier method for evaluating Fourier spectra at arbitrary frequencies

A new integrable system on the sphere

A new kind of Lax-Oleinik type operator with parameters for time-periodic positive definite Lagrangian systems

A new proof of a conjecture of Yoccoz, Remarks, New results

A new proof of the Herman-Avila-Bochi formula for Lyapunov exponents of SL(2,R)-cocycles

A new proof of the Stable Manifold Theorem for hyperbolic fixed points on surfaces

A new short proof for the uniqueness of the universal minimal space

A new uniqueness criterion for the number of periodic orbits of Abel equations

A Non Conventional Ergodic Theorem for a Nil-System