Results 11 to 20 of about 322,061 (325)

Empirical study on the construction of a cognitive model of factorization in eighth-grade students

open access: yesFrontiers in Psychology, 2023
The construction of cognitive models is the basis for cognitive diagnosis, and the cognitive models will change based on the purpose of the study. According to the purpose of mathematical education, the cognitive factorization model is constructed based ...
Xu Zhangtao   +4 more
doaj   +1 more source

Factorizations of complete graphs into tadpoles

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
A tadpole (also a canoe paddle or lollipop) is a graph that arises from a cycle and a path by gluing a terminal vertex of the path to an arbitrary vertex of the cycle.
Michael Kubesa, Tom Raiman
doaj   +1 more source

The Biopsychosocial Factor [PDF]

open access: yesPsychotherapy and Psychosomatics, 2012
medical practice; rather in significant part it is engaged in special interest advocacy, pursuing and preserving social power’ [ 5 , p. 11]. How could Engel and Holman identify the dangers of special interest groups, as they are sadly known these days [6] , in the 1970s is astonishing. Biomedical reductionism is the key to the success of pharmaceutical
FAVA, GIOVANNI ANDREA   +3 more
openaire   +4 more sources

On Koopman and Perron-Frobenius operators of random dynamical systems

open access: yesESAIM: Proceedings and Surveys, 2014
In this paper, we investigate the Koopman and the Perron-Frobenius operators of random dynamical systems in general setting. Moreover, we give some necessary and sufficient conditions for the existence of invariant densities for the ...
Hmissi Mohamed
doaj   +1 more source

Factorization method for solving nonlocal boundary value problems in Banach space

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2021
This article deals with the factorization and solution of nonlocal boundary value problems in a Banach space of the abstract form B1 u = A u - S Φ( u )- G Ψ(A0 u) = f, u ∈ D (B1) , where A, A0 are linear abstract operators, S, G are vectors of functions,
I.N. Parasidis, E. Providas
doaj   +1 more source

Relating Transverse Momentum Dependent and Collinear Factorization Theorems in a Generalized Formalism [PDF]

open access: yes, 2016
We construct an improved implementation for combining transverse-momentum-dependent (TMD) factorization and collinear factorization. TMD factorization is suitable for low transverse momentum physics, while collinear factorization is suitable for high ...
Collins, J.   +5 more
core   +3 more sources

Analysis of the RSA-cryptosystem in abstract number rings

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2020
Quantum computers can be a real threat to some modern cryptosystems (such as the RSA-cryptosystem). The analogue of the RSA-cryptosystem in abstract number rings is not affected by this threat, as there are currently no factorization algorithms using ...
Nikita V. Kondratyonok
doaj   +1 more source

Elementary theory of cubics and quartics

open access: yesLietuvos Matematikos Rinkinys, 2017
It is proved that cubic and quartic equations in real numbers can be solved elementarily, avoiding complex numbers and derivatives. Corresponding algorithms are presented.
Juozas Juvencijus Mačys
doaj   +1 more source

Zero product preserving bilinear operators acting in sequence spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2020
Consider a couple of sequence spaces and a product function $-$ a canonical bilinear map associated to the pointwise product $-$ acting in it. We analyze the class of "zero product preserving" bilinear operators associated with this product, that are ...
E. Erdoğan
doaj   +1 more source

Complete-factors and f-factors

open access: yesDiscrete Mathematics, 2000
Let \(G\) be a graph and \(F\) a spanning subgraph of \(G\) with at least two components and with all components complete. Let \(f\) be an integer-valued function defined on \(V(G)\) with \(\sum_{x \in V(G)} f(x)\) even. If for each component \(C\) of \(F\), \(G - V(C)\) has an \(f\)-factor (that is, a spanning subgraph \(H\) in which \(\deg_H(x) = f(x)
Enomoto, Hikoe, Tokuda, Taro
openaire   +1 more source

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