On a Class of Quasilinear Equations Involving Critical Exponential Growth and Concave Terms in \({\mathbb {R}}^N\) Jefferson Abrantes SantosUberlandio B. Severo Original Paper 30 October 2021 Pages: 1 - 24
A Critical Concave–Convex Kirchhoff-Type Equation in \(\mathbb R^4\) Involving Potentials Which May Vanish at Infinity Marcelo C. FerreiraPedro Ubilla Original Paper 01 September 2021 Pages: 25 - 47
Elliptic Kac–Sylvester Matrix from Difference Lamé Equation Jan Felipe van DiejenTamás Görbe Original Paper 27 May 2021 Pages: 49 - 65
Optimization Over Trace Polynomials Igor KlepVictor MagronJurij Volčič OriginalPaper 31 July 2021 Pages: 67 - 100
Approximate Tensorization of the Relative Entropy for Noncommuting Conditional Expectations Ivan BardetÁngela CapelCambyse Rouzé Original Paper Open access 31 July 2021 Pages: 101 - 140
Correlation Length in Random MPS and PEPS Cécilia LancienDavid Pérez-García Original Paper 05 August 2021 Pages: 141 - 222
Translationally Invariant Universal Quantum Hamiltonians in 1D Tamara KohlerStephen PiddockToby Cubitt OriginalPaper Open access 23 October 2021 Pages: 223 - 254
Chaotic Motion in the Breathing Circle Billiard Claudio BonannoStefano Marò OriginalPaper Open access 26 July 2021 Pages: 255 - 291
Limit Theorems for Random Non-uniformly Expanding or Hyperbolic Maps with Exponential Tails Yeor Hafouta Original Paper 27 July 2021 Pages: 293 - 332
Response Solutions in Degenerate Oscillators Under Degenerate Perturbations Wen SiYingfei Yi Original Paper 30 July 2021 Pages: 333 - 360