Results 11 to 20 of about 25,586,114 (298)

A Method of Analyzing Complexity by Effects and Rapid Acquisition of the Most Ideal Solution Based on TRIZ [PDF]

open access: yes, 2009
Organised by: Cranfield UniversityPresently, designers could only use definitions in the complexity theory to analyze the complex problems in the system. In the article, a new method is put forward which is the method of analyzing complexity by effects
Zhang, D. R.   +3 more
core   +7 more sources

The significance of the Hansen Ideal space frame [PDF]

open access: yes, 2012
Known and unknown properties of Hansen Ideal coordinates are summarized. It is shown that the ideal space frame is a general and necessary component of basic celestial mechanics and astrodynamics, as well as of any theory of motion. A typical consequence
Jochim, Fritz
core   +1 more source

P-properties in Near-rings

open access: yesJournal of Mathematical and Fundamental Sciences, 2019
In this paper, assuming that N is a near-ring and P is an ideal of N, the P-center of N, the P-center of an element in N, the P-identities of N are defined. Their properties and relations are investigated.
Akın Osman Atagün   +3 more
doaj   +1 more source

On RG-spaces and the regularity degree

open access: yesApplied General Topology, 2006
We continue the study of a lattice-ordered ring G(X), associated with the ring C(X). Following, X is called RG when G(X) = C(Xδ). An RG-space must have a dense set of very weak P-points.
R. Raphael, R.G. Woods
doaj   +1 more source

n-absorbing I-primary ideals in commutative rings

open access: yesTikrit Journal of Pure Science, 2023
We define a new generalization of n-absorbing ideals in commutative rings called n-absorbing I-primary ideals. We investigate some characterizations and properties of such new generalization. If P is an n-absorbing I-primary ideal of R and √IP=I√P, then
Sarbast A. Anjuman, Ismael Akray
doaj   +1 more source

The Characteristic of the Minimal Ideals and the Minimal Generalized Ideals in Rings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2023
In this paper, we prove that the characteristic of a minimal ideal and a minimal generalized ideal, which is meant to be one of minimal left ideal, minimal right ideal, bi-ideal, quasi-ideal, and m,n-ideal in a ring, is either zero or a prime number p ...
Rigena Sema, Petraq Petro, Kostaq Hila
doaj   +1 more source

Maximal Tukey types, P-ideals and the weak Rudin–Keisler order

open access: yesArchive for Mathematical Logic, 2023
In this paper, we study some new examples of ideals on $ω$ with maximal Tukey type (that is, maximal among partial orders of size continuum). This discussion segues into an examination of a refinement of the Tukey order -- known as the "weak Rudin-Keisler order" -- and its structure when restricted to these ideals of maximal Tukey type.
Konstantinos A. Beros, Paul B. Larson
openaire   +4 more sources

A p-Ideal in BCI-Algebras Based on Multipolar Intuitionistic Fuzzy Sets

open access: yesMathematics, 2020
In 2020, Kang, Song and Jun introduced the notion of multipolar intuitionistic fuzzy set with finite degree, which is a generalization of intuitionistic fuzzy set, and they applied it to BCK/BCI-algebras.
Jeong-Gon Lee   +3 more
doaj   +1 more source

The Ideal Over Semiring of the Non-Negative Integer

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2023
Assumed that (S,+,.) is a semiring. Semiring is a algebra structure as a generalization of a ring. A set I⊆S is called an ideal over semiring S if for any α,β∈I, we have α-β∈I and sα=αs∈I for every s in semiring S.
Aisyah Nur Adillah   +3 more
doaj   +1 more source

Local inverses of Borel homomorphisms and analytic P‐ideals [PDF]

open access: yesAbstract and Applied Analysis, 2005
We present a theorem on the existence of local continuous homomorphic inverses of surjective Borel homomorphisms with countable kernels from Borel groups onto Polish groups. We also associate in a canonical way subgroups of ℝ with certain analytic P‐ideals of subsets of ℕ.
openaire   +3 more sources

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