Results 141 to 150 of about 1,825,425 (354)

Infinite Hamiltonian paths in Cayley digraphs

open access: yesDiscrete Mathematics, 1985
Let Cay(S:H) be the Cayley digraph of the generators S in the group H. A one-way infinite Hamiltonian path in the digraph G is a listing of all the vertices \([v_ i: 1\leq ...
openaire   +3 more sources

Enumeration of hamiltonian paths in Cayley diagrams

open access: yesAequationes Mathematicae, 1981
LetG be a group generated by a subset of elementsS. The Cayley diagram ofG givenS is the labeled directed graph with vertices identified with the elements ofG and (v, u) is an edge labeledh ifh ∈S anduh=v. The sequence of elements ofS corresponding to the edges transversed in a hamiltonian path (whose initial vertex is the identity) is called a group ...
openaire   +3 more sources

Two‐Time Approach to Past–Future Quantum Dynamics: Formalism and Applications

open access: yesAdvanced Physics Research, EarlyView.
A two‐time extension of the past‐future quantum state formalism is presented, describing systems with forward‐ and backward‐evolving states at distinct times. Using this framework, two‐time weak values are defined and applied them to Berry phase, spontaneous decay, and dwell time.
Le Bin Ho
wiley   +1 more source

Regional Shopping Objectives in British Grocery Retail Transactions Using Segmented Topic Models

open access: yesApplied Stochastic Models in Business and Industry, EarlyView.
ABSTRACT Understanding the customer behaviours behind transactional data has high commercial value in the grocery retail industry. Customers generate millions of transactions every day, choosing and buying products to satisfy specific shopping needs.
Mariflor Vega Carrasco   +4 more
wiley   +1 more source

Goldstone bosons in the pairing Hamiltonian: The path integral approach [PDF]

open access: green, 2004
M. B. Barbaro   +3 more
openalex   +1 more source

Reaction Engineering of In Vitro Natural Product Biosynthesis: Challenges and Strategies

open access: yesChemBioChem, EarlyView.
The yield and turnover of in vitro natural product biosynthesis, and even its feasibility, are determined by intermolecular interactions. Reaction engineering allows to improve the performance of such complex biocatalytic systems. Natural products are widely used as pharmaceuticals and agrochemicals, or as active ingredients in food and cosmetics ...
Elsa Sánchez‐García   +2 more
wiley   +1 more source

X‐Ray Photoelectron Spectroscopy as Useful Technique for the Quantification of Halogen and Chalcogen Bonding Interactions

open access: yesChemistryEurope, EarlyView.
Unprecedented application of X‐ray photoelectron spectroscopy (XPS) for quantifying halogen and chalcogen bond strengths. This pioneering work provides the first benchmark study and establishes strong correlations between XPS shifts (ΔBE) and interaction energies (ΔE), revealing XPS as an experimental measure for noncovalent bond quantification in ...
Sergi Burguera, Antonio Frontera
wiley   +1 more source

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