Physicists have made a striking leap toward solving one of science’s deepest riddles—what lies at the heart of a black hole. In a pioneering study published in PRX Quantum, a team led by Enrico ...

To learn how to use this wrapper, see example subdir in the source directory. Notation for the two-particle Green's functions is adopted from the PhD thesis of Lewin Boehnke. This program is free ...

Abstract: This paper develops a novel equivalent input disturbance (EID)-based adaptive sliding mode control (SMC) method for singularly perturbed systems (SPSs). Firstly, the block diagonalization ...

Abstract: Block diagonalization is one approach for linear preceding in the multiple-input multiple-output broadcast channel that sends multiple interference free data streams to different users in ...

Code used to produce the results of the paper G. García-Pérez, M. A. C. Rossi, B. Sokolov, F. Tacchino, P. K. Barkoutsos, G. Mazzola, I. Tavernelli, S. Maniscalco ...

I am on sabbatical leave for the period July 1-December 31, 2025. 1. M. Bertola, T. Grava, G. Orsatti, “Integrable operators, ∂–problems, KP and NLS hierarchy ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Classical conditioning is a way to learn using unconscious associations. Pavlov discovered classical conditioning when dogs started to salivate at the sound of a bell before they got food. The ...

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Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...