Results 41 to 50 of about 12,840 (143)

Construction of 3D Indoor Topological Models Based on Improved Face Sorting

open access: yesISPRS International Journal of Geo-Information
Indoor location-based services and applications need to obtain information about the indoor spatial layouts and topological relationships of indoor spaces. The 3D city modeling data standard CityGML describes the indoor geometric and semantic information
Qun Sun, Xinwu Zhan, Pu Tang
doaj   +1 more source

Functional product topology: A common framework of the topological sum, the product topology and the functional topology of pointwise convergence

open access: yesJournal of Hebei University of Science and Technology, 2015
Based on the topological sum, for X being a discrete topological space, we prove that the product topology generated by some topological spaces is equal to the topology of pointwise convergence related to X.
Chong SHEN, Wei YAO
doaj   +1 more source

Local homogeneity in fuzzy topological spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
Three types of local homogeneity in L-topological spaces are introduced and studied, and each is characterized and proved to be a good extension of local homogeneity in ordinary topological spaces. Many implications concerning them are introduced.
Samer Al Ghour
doaj   +1 more source

FIVE SEPARATION AXIOMS IN QUAD SOFT NON-LINEAR STRUCTURE [PDF]

open access: yesActa Scientifica Malaysia, 2018
In 1999, Russian mathematician Molodtsov planted the novel notion of a soft set which can be supposed as a new mathematical approach for imprecision. Topological structures of soft set have been studied by some mathematicians in current years.
Fahad Jamal   +3 more
doaj   +1 more source

Topological Structure of Vague Soft Sets

open access: yesAbstract and Applied Analysis, 2014
We introduce vague soft topological spaces which are defined over an initial universe with a fixed set of parameters. The notions of vague soft open sets, vague soft closed sets, vague soft interior, vague soft closure, and vague soft boundary are ...
Chang Wang, Yaya Li
doaj   +1 more source

Countable Fuzzy Topological Space and Countable Fuzzy Topological Vector Space

open access: yesJournal of Mathematical and Fundamental Sciences, 2015
This paper deals with countable fuzzy topological spaces, a generalization of the notion of fuzzy topological spaces. A collection of fuzzy sets F on a universe X forms a countable fuzzy topology if in the definition of a fuzzy topology, the condition of
Apu Kumar Saha, Debasish Bhattacharya
doaj   +1 more source

Soft Connectedness Via Soft Ideals

open access: yesJournal of New Results in Science, 2014
The notion of soft topological spaces with soft idealwas studied by Kandil et al. [15]. Applications to various fieldswere further investigated by Kandil et al. [13, 14].
A. Kandil
doaj  

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