Results 11 to 20 of about 1,521,033 (284)

On quasi focal curves with quasi frame in space [PDF]

open access: yesBoletim da Sociedade Paranaense de Matemática, 2022
In this study, we firstly characterize focal curves by considering quasi frame in the ordinary space. Then, we obtain the relation of each quasi curvatures of curve in terms of focal curvatures. Finally, we give some new conditions with constant quasi curvatures in the ordinary space.
Körpınar, Talat
openaire   +3 more sources

A new construction for harmonic evolute surfaces of quasi tangent surfaces with quasi frame [PDF]

open access: yesBoletim da Sociedade Paranaense de Matemática, 2022
In this paper, we study a harmonic evolute surface of quasi tangent surface associated with quasi frame. We construct quasi tangent surface with first and second fundamental forms. Moreover, we determine harmonic evolute surface of quasi tangent surface by using these fundamental forms. Finally, we obtain some new results about these new surfaces.
Talat Körpınar, Gül Uğur Kaymanlı
openaire   +5 more sources

A New Version of Quasi Biharmonic Curves with Quasi Frame

open access: yesJournal of Advanced Physics, 2018
In this study, we firstly characterize biharmonic curves and associated curvature tensor field by considering quasi frame in the ordinary space. Then, we obtain the relation of each quasi curvatures of curve in terms of biharmonic equation. Finally, we give some new conditions with constant quasi curvatures in the ordinary space.
Körpınar, Talat, Oztekin, Handan
openaire   +2 more sources

Quasi-type frame and quasi-type osculating curves in Myller configuration

open access: yesFilomat
In this article, we introduce a quasi-type frame and quasi-type osculating curves in Myller configuration. First, we obtain a quasi-type frame by using Frenet-type frame in Myller configuration. Then, we introduce quasi-type osculating curves. We obtain some relations for a curve to be a quasi-type osculating curve relative to the quasi-type frame in ...
Yazici, Bahar Dogan, Tosun, Murat
openaire   +2 more sources

Some integral curves according to quasi-frame in Euclidean 3-space

open access: yesScientific African
This study explores integral curves associated with the quasi-frame in three-dimensional Euclidean space. We focus specifically on the quasi-normal and quasi-binormal vectors.
Ayman Elsharkawy, Hasnaa Baizeed
doaj   +2 more sources

Threshold-based frame error rate analysis of MIMO systems over quasistatic fading channels [PDF]

open access: yes, 2009
Proper selection of a signal-to-noise ratio threshold largely determines the tightness of an approximation to the frame error rate of a system over a quasistatic fading channel.
Chatzigeorgiou, I.   +2 more
core   +4 more sources

Apple latent spherical virus structure with stable capsid frame supports quasi-stable protrusions expediting genome release [PDF]

open access: yes, 2021
Picorna-like plant viruses are non-enveloped RNA spherical viruses of ~30 nm. Part of the survival of these viruses depends on their capsid being stable enough to harbour the viral genome and yet malleable enough to allow its release.
ISOGAI, Masamichi   +5 more
core   +2 more sources

ON SURFACES CONSTRUCTED BY EVOLUTION ACCORDING TO QUASI FRAME [PDF]

open access: yesFacta Universitatis, Series: Mathematics and Informatics, 2020
The present paper presents evolutions of spherical indicatrix of a space curve according to the quasi-frame. Then, some geometric properties of these surfaces constructed by evolutions have been obtained. At the end, illustrative examples of the spherical images of a space curve have been presented.  
Yazla, Aziz, Sariaydin, Muhammed T.
openaire   +1 more source

Quasi-Menger and weakly Menger frames

open access: yesFilomat, 2022
We study the quasi-Menger and weakly Menger properties in locales. Our definitions, which are adapted from topological spaces by replacing subsets with sublocales, are conservative in the sense that a topological space is quasi-Menger (resp. weakly Menger) if and only if the locale it determines is quasi-Menger (resp. weakly Menger).
Bayih, Tilahun   +2 more
openaire   +2 more sources

Procrustes Problems and Parseval Quasi-Dual Frames [PDF]

open access: yesActa Applicandae Mathematicae, 2013
Parseval frames have particularly useful properties, and in some cases, they can be used to reconstruct signals which were analyzed by a non-Parseval frame. In this paper, we completely describe the degree to which such reconstruction is feasible. Indeed, notice that for fixed frames $\cF$ and $\cX$ with synthesis operators $F$ and $X$, the operator ...
Corach, Gustavo   +2 more
openaire   +4 more sources

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