Results 31 to 40 of about 321,959 (297)

Iteration with Bisection to Approximate the Solution of a Boundary Value Problem

open access: yesAxioms
Due to the restrictive growth and/or monotonicity requirements inherent in their employment, classical iterative fixed-point theorems are rarely used to approximate solutions to an integral operator with Green’s function kernel whose fixed points are ...
Richard Avery   +2 more
doaj   +1 more source

Iteration vs Recursion in Introduction to Programming Classes: An Empirical Study

open access: yesCybernetics and Information Technologies, 2016
In this article we have presented the results of an empirical study which was carried out on 130 students in Introduction to programming classes. Their initial preference, success rate, comprehension and subsequent preference were studied when dealing ...
Sulov Vladimir
doaj   +1 more source

Estimation of genetic and environmental relationships between milk yield and different measures of mastitis and hyperkeratosis in Holstein cows

open access: yesActa Scientiarum: Animal Sciences, 2016
In this research, records of milk yield, mastitis occurrence and teats hyperkeratosis of 453 Holstein cows from a large herd with calving dates from December 2012 to December 2014 was used to estimate genetic and environmental correlations between milk ...
Arash Chegini   +3 more
doaj   +1 more source

On the Existence Problem of Finite Bases of Identities in the Algebras of Recursive Functions

open access: yesМоделирование и анализ информационных систем, 2020
Raphael Robinson showed that all primitive recursive functions depending on one argument, and only they could be obtained from two functions s(x) = x +1 and q(x) = x - [√x]² by using operations of addition +, superposition ∗ and iteration i.
Valery A. Sokolov
doaj   +1 more source

Application of a simultaneous iterations reconstruction technique for a 3-D water vapor tomography system

open access: yesGeodesy and Geodynamics, 2013
The simultaneous iterations reconstruction technique (SIRT) is one of several reconstruction algorithms of the ART family. It is used widely in tomography because of its convenience in dealing with large sparse matrices.
Wang Wei, Ye Biwen, Wang Jiexian
doaj   +1 more source

Corrigendum to: V. A. Sokolov, “On the Existence Problem of Finite Bases of Identities in the Algebras of Recursive Functions”, Modeling and analysis of information systems, vol. 27, no. 3, pp. 304-315, 2020. DOI: https://doi.org/10.18255/1818-1015-2020-3-304-315

open access: yesМоделирование и анализ информационных систем, 2020
The author regrets that in the original list the references [3] and [4] are in the wrong places and they should be rearranged. In addition, [3] has the wrong article title.
Valery Anatolyevich Sokolov
doaj   +1 more source

Solving Feasibility Problems with Infinitely Many Sets

open access: yesAxioms, 2023
In this paper, we study a feasibility problem with infinitely many sets in a metric space. We present a novel algorithm and analyze its convergence. The algorithms used for the feasibility problem in the literature work for finite collections of sets and
Alexander J. Zaslavski
doaj   +1 more source

Iterating iterated substitution

open access: yesTheoretical Computer Science, 1977
AbstractBy iterating iterated substitution not all regular languages can be copied. Hence the smallest full hyper (1)-AFL is properly contained in ETOL, the smallest full hyper-AFL. The number of iterations of iterated substitution gives rise to a proper hierarchy. Consequently the smallest full hyper (1)-AFL is not a full principal AFL.
openaire   +2 more sources

Gradient-Descent-like Ghost Imaging

open access: yesSensors, 2021
Ghost imaging is an indirect optical imaging technique, which retrieves object information by calculating the intensity correlation between reference and bucket signals.
Wen-Kai Yu   +4 more
doaj   +1 more source

Iterated discriminants

open access: yesJournal of Symbolic Computation, 2009
In this paper the authors prove that the discriminant of the discriminant of a multivariate polynomial has the same irreducible factors of the product of seven polynomials. These seven polynomials are obtained as the GCD of the generators of an elimination ideal. This result is similar to the one by \textit{L. Busé} and \textit{B.
Daniel Lazard, Scott McCallum
openaire   +2 more sources

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