Results 21 to 30 of about 4,654 (253)

On Certain Classes of Curve Singularities with Reduced Tangent Cone [PDF]

open access: yes, 1999
We study a class of rational curves with an ordinary singular point, which was introduced in [Geramita and Orecchia, Minimally Generating Ideals Defining Certain Tangent Cones, J. of Algebra 78, No. 1 (1982), 36 – 57]. We find some conditions under which
DE PARIS, ALESSANDRO
core   +1 more source

A remark on the intersections of subanalytic leaves [PDF]

open access: yesOpuscula Mathematica, 2016
We discuss a new sufficient condition - weaker than the usual transversality condition - for the intersection of two subanalytic leaves to be smooth. It involves the tangent cone of the intersection and, as typically non-transversal, it is of interest in
Maciej P. Denkowski
doaj   +1 more source

Effect of Aged Nonlinear Resistive Field Grading Material on Electric Field Distribution of DC Cone Spacer

open access: yesEnergies, 2022
Nonlinear resistive field grading materials are widely used in the electrical and electronic applications, and are usually researched based on the initial nonlinear conductivity characteristics of synthetic materials.
Yongsen Han, Feng Yang, Chenguang Zhao
doaj   +1 more source

Optimal control for a size-structured predator-prey model in a polluted environment [PDF]

open access: yesE3S Web of Conferences, 2021
In this paper, we deal with an optimal harvesting problem for a periodic predator-prey hybrid system dependent on size-structure in a polluted environment.
Zhang Tainian, Luo Zhixue
doaj   +1 more source

Uniqueness of some cylindrical tangent cones to special Lagrangians [PDF]

open access: yes, 2022
We show that if an exact special Lagrangian $N\subset \mathbb{C}^n$ has a multiplicity one, cylindrical tangent cone of the form $\mathbb{R}^{k}\times \mathbf{C}$ where $\mathbf{C}$ is a special Lagrangian cone with smooth, connected link, then this ...
Li, Yang, Collins, Tristan C.
core   +2 more sources

Arrhenius activation energy of tangent hyperbolic nanofluid over a cone with radiation absorption

open access: yesResults in Engineering, 2022
This study focuses on an incompressible non-Newtonian nanofluid in a 2-dimensional transient boundary layer through a cone. The Arrhenius activation energy and radiation absorption are both accounted for the non-Newtonian nanofluid model. The Runge-Kutta
G. Dharmaiah   +3 more
doaj   +1 more source

Plane section of cone and cylinder in computer geometry [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2005
In this paper a mathematical apparatus for determination of plane section of cone and cylinder was formed. By using the descriptive geometric approach the contour lines of these quadrics were determined.
Obradović Ratko M., Milojević Zoran
doaj   +1 more source

An alternative approach for a distance inequality associated with the second-order cone and the circular cone

open access: yesJournal of Inequalities and Applications, 2016
It is well known that the second-order cone and the circular cone have many analogous properties. In particular, there exists an important distance inequality associated with the second-order cone and the circular cone.
Xin-He Miao   +2 more
doaj   +1 more source

On tangent cone to systems of inequalities and equations in Banach spaces under relaxed constant rank condition [PDF]

open access: yes, 2021
Under the relaxed constant rank condition, introduced by Minchenko and Stakhovski, we prove that the linearized cone is contained in the tangent cone (Abadie condition) for sets represented as solution sets to systems of finite numbers of inequalities ...
K.E. Rutkowski   +2 more
core   +1 more source

Hilbert series of tangent cones for Gorenstein monomial curves in A4(K) [PDF]

open access: yes, 2021
In this paper, we study the Hilbert series of the tangent cone of Gorenstein monomial curves in the 4- dimensional affine space. We give an explicit formula for the reduced Hilbert series of the tangent cone of a noncomplete intersection Gorenstein ...
Katsabekis, Anargyros
core   +1 more source

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