Results 41 to 50 of about 162,209 (248)

Self‐Similar Blowup for the Cubic Schrödinger Equation

open access: yesCommunications on Pure and Applied Mathematics, EarlyView.
ABSTRACT We give a rigorous proof for the existence of a finite‐energy, self‐similar solution to the focusing cubic Schrödinger equation in three spatial dimensions. The proof is computer‐assisted and relies on a fixed point argument that shows the existence of a solution in the vicinity of a numerically constructed approximation.
Roland Donninger, Birgit Schörkhuber
wiley   +1 more source

Why nonlocal recursion operators produce local symmetries: new results and applications

open access: yes, 2008
It is well known that integrable hierarchies in (1+1) dimensions are local while the recursion operators that generate them usually contain nonlocal terms. We resolve this apparent discrepancy by providing simple and universal sufficient conditions for a
A Sergyeyev   +23 more
core   +1 more source

Invariant Measure and Universality of the 2D Yang–Mills Langevin Dynamic

open access: yesCommunications on Pure and Applied Mathematics, EarlyView.
ABSTRACT We prove that the Yang–Mills (YM) measure for the trivial principal bundle over the two‐dimensional torus, with any connected, compact structure group, is invariant for the associated renormalised Langevin dynamic. Our argument relies on a combination of regularity structures, lattice gauge‐fixing and Bourgain's method for invariant measures ...
Ilya Chevyrev, Hao Shen
wiley   +1 more source

Recursive construction of perfect DNA molecules from imperfect oligonucleotides

open access: yesMolecular Systems Biology, 2008
Making faultless complex objects from potentially faulty building blocks is a fundamental challenge in computer engineering, nanotechnology and synthetic biology.
Gregory Linshiz   +6 more
doaj   +1 more source

What is Radical Recursion? [PDF]

open access: yes, 2004
Recursion or self-reference is a key feature of contemporary research and writing in semiotics. The paper begins by focusing on the role of recursion in poststructuralism.
Rosen, Steven M.
core  

Recursive multiple-priors [PDF]

open access: yesJournal of Economic Theory, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Larry G. Epstein, Martin Schneider
openaire   +2 more sources

Reweighting Scheme for the Calculation of Grand‐Canonical Expectation Values in Quantum Monte Carlo Simulations With a Fermion Sign Problem

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Ab initio path integral Monte Carlo (PIMC) simulations constitute the gold standard for the estimation of a broad range of equilibrium properties of a host of interacting quantum many‐body systems spanning a broad range of conditions from ultracold atoms to warm dense quantum plasmas.
Paul Hamann   +2 more
wiley   +1 more source

Research on Key Technologies of Reconfiguration of Railway Computer Interlocking Software

open access: yes机车电传动, 2021
The basis of computer interlocking software is the selection of data structure of interlocking software and the design of path searching algorithm. The software of the traditional computer interlocking system needs to make a lot of modifications when the
Junying CHU   +5 more
doaj  

InfoVis Interaction Techniques in Animation of Recursive Programs

open access: yesAlgorithms, 2010
Algorithm animations typically assist in educational tasks aimed simply at achieving understanding. Potentially, animations could assist in higher levels of cognition, such as the analysis level, but they usually fail in providing this support because ...
Antonio Pérez-Carrasco   +1 more
doaj   +1 more source

Weak Disorder in Fibonacci Sequences

open access: yes, 2006
We study how weak disorder affects the growth of the Fibonacci series. We introduce a family of stochastic sequences that grow by the normal Fibonacci recursion with probability 1-epsilon, but follow a different recursion rule with a small probability ...
Ben-Naim E   +8 more
core   +1 more source

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