Results 1 to 10 of about 30 (30)

Walls and asymptotics for Bridgeland stability conditions on 3-folds [PDF]

open access: yesÉpijournal de Géométrie Algébrique, 2022
We consider Bridgeland stability conditions for three-folds conjectured by Bayer-Macr\`i-Toda in the case of Picard rank one. We study the differential geometry of numerical walls, characterizing when they are bounded, discussing possible intersections ...
Marcos Jardim, Antony Maciocia
doaj   +1 more source

Generalized Helicoidal Surfaces in Euclidean 5-space

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
In this paper, we study generalized helicoidal surfaces in Euclidean 5-space. We obtain the necessary and sufficient conditions for generalized helicoidal surfaces in Euclidean 5-space to be minimal, flat or of zero normal curvature tensor, which are ...
Uçum Ali, Sakaki Makoto
doaj   +1 more source

Generalized Rectifying Ruled Surfaces of Special Singular Curves

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2023
In this study, generalized rectifying ruled surfaces of Frenet-type framed base curves in the three-dimensional Euclidean space are introduced. These surfaces are a generalization of not only the tangent and binormal surfaces of Frenet-type framed base ...
İşbilir Zehra   +2 more
doaj   +1 more source

Siacci's Theorem According to Darboux Frame

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
The resolution of the acceleration vector of rigid body moving along a space curve is well known thanks to Siacci [1]. In this resolution, the acceleration vector is stated as the sum of two special oblique components in the osculating plane of the point
Ozen Kahraman Esen   +2 more
doaj   +1 more source

Sweeping Surfaces of Polynomial Curves in Euclidean 3-space

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
In this study, we investigate the surfaces created by the movement of the profile curves through the regular polynomial spine curves. To overcome the restrictions of establishing a frame of the polynomial curves at the points where the second and higher ...
Zhu Yuting   +3 more
doaj   +1 more source

Avoidance response to CO2 in the lateral horn. [PDF]

open access: yesPLoS Biol, 2019
Varela N   +3 more
europepmc   +1 more source

Characterisation of cylindrical curves. [PDF]

open access: yesMon Hefte Math, 2015
Starostin EL, van der Heijden GH.
europepmc   +1 more source

Existence of Optimal Flat Ribbons. [PDF]

open access: yesJ Geom Anal
Blatt S, Raffaelli M.
europepmc   +1 more source

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