Results 31 to 40 of about 231,754 (314)

On the detection of nearly optimal solutions in the context of single-objective space mission design problems [PDF]

open access: yes, 2011
When making decisions, having multiple options available for a possible realization of the same project can be advantageous. One way to increase the number of interesting choices is to consider, in addition to the optimal solution x*, also nearly optimal
Vasile, Massimiliano   +7 more
core   +1 more source

RBF-PS method for approximation and eventual periodicity of fractional and integer type KdV equations

open access: yesPartial Differential Equations in Applied Mathematics, 2022
In engineering and mathematical physics nonlinear evolutionary equations play an important role. KdV equation is one of the famous evolution equation appeared in the theory of shallow water waves with large wave length and small wave amplitude ...
Marjan Uddin   +2 more
doaj   +1 more source

A new spectral problem and the related integrable nonlinear evolution equations

open access: yesApplied Mathematics Letters, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Xiao Yang, Dianlou Du
openaire   +2 more sources

Linear first-order evolution problems without initial conditions [PDF]

open access: yes, 2009
Direct and inverse problems for first-order in time linear evolution problems without initial conditions, i.e. related to the unbounded time interval $(-\infty,0]$, are considered in the framework of Banach spaces.
M. Bokalo, A. Lorenzi
core   +1 more source

Ambulances Deployment Problems: Categorization, Evolution and Dynamic Problems Review [PDF]

open access: yes, 2022
In this paper, an analytic review of the recent methodologies tackling the problem of dynamic allocation of ambulances was carried out. Considering that state-of-the-art is moving to deal with more extensive and dynamic problems to address in a better ...
McClean, Sally   +8 more
core   +1 more source

Application of differential evolution algorithm on self-potential data.

open access: yesPLoS ONE, 2012
Differential evolution (DE) is a population based evolutionary algorithm widely used for solving multidimensional global optimization problems over continuous spaces, and has been successfully used to solve several kinds of problems.
Xiangtao Li, Minghao Yin
doaj   +1 more source

Influence of magnetically constricted arc traverse speed (MCATS) on tensile properties and microstructural characteristics of welded Inconel 718 alloy sheets

open access: yesDefence Technology, 2021
The magnetically constricted arc technique was implemented to mitigate the heat input related metallurgical problems in Gas Tungsten Arc Welding (GTAW) of Inconel 718 alloy particularly Nb segregation and subsequent laves phase evolution in fusion zone ...
Tushar Sonar   +4 more
doaj   +1 more source

Variational satisfiability solving: efficiently solving lots of related SAT problems [PDF]

open access: yes, 2022
Incremental satisfiability (SAT) solving is an extension of classic SAT solving that enables solving a set of related SAT problems by identifying and exploiting shared terms.
Bittner, Paul Maximilian   +3 more
core   +1 more source

Phylogeny of rock-inhabiting fungi related to Dothideomycetes [PDF]

open access: yes, 2009
The class Dothideomycetes (along with Eurotiomycetes) includes numerous rock-inhabiting fungi (RIF), a group of ascomycetes that tolerates surprisingly well harsh conditions prevailing on rock surfaces. Despite their convergent morphology and physiology,
F. Lutzoni   +26 more
core   +1 more source

A Discrete Dynamical Model of Signed Partitions

open access: yesJournal of Applied Mathematics, 2013
We use a discrete dynamical model with three evolution rules in order to analyze the structure of a partially ordered set of signed integer partitions whose main properties are actually not known.
G. Chiaselotti   +3 more
doaj   +1 more source

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