Results 31 to 40 of about 721,614 (296)

Extreme coefficients of Jones polynomials and graph theory [PDF]

open access: yesJournal of Knot Theory and Its Ramifications, 2004
We find families of prime diagrams of knots with arbitrary extreme coefficients in their Jones polynomials. Some graph theory is presents in connection with this problem, generalizing ideas by Yongju Bae and Morton [4] and giving a positive answer to a question in their paper.
openaire   +2 more sources

Linear best method for recovering the second derivatives of Hardy class functions [PDF]

open access: yesE3S Web of Conferences, 2020
The linear best method for approximating the second derivatives of Hardy class functions defined in the unit circle at zero in accordance with the information about their values in a finite number of points forming a regular polygon is found.
Ovchintsev Mikhail
doaj   +1 more source

A Coefficient Problem with Typically Real Extremal Function [PDF]

open access: yesProceedings of the American Mathematical Society, 1995
Let Σ 0
openaire   +1 more source

The analytic functional bootstrap. Part I: 1D CFTs and 2D S-matrices

open access: yesJournal of High Energy Physics, 2019
We study a general class of functionals providing an analytic handle on the conformal bootstrap equations in one dimension. We explicitly identify the extremal functionals, corresponding to theories saturating conformal bootstrap bounds, in two regimes ...
Dalimil Mazáč, Miguel F. Paulos
doaj   +1 more source

A new spin on the Weak Gravity Conjecture

open access: yesJournal of High Energy Physics, 2021
The mild form of the Weak Gravity Conjecture states that quantum or higher-derivative corrections should decrease the mass of large extremal charged black holes at fixed charge.
Lars Aalsma   +3 more
doaj   +1 more source

Modeling extreme values by the residual coefficient of variation

open access: yesSORT. Statistics and Operations Research Transactions, 2015
The possibilities of the use of the coefficient of variation over a high threshold in tail modelling are discussed. The paper also considers multiple threshold tests for a generalized Pareto distribution, together with a threshold selection algorithm. One of the main contributions is to extend the methodology based on moments to all distributions, even
del Castillo, Joan, Padilla, Maria
openaire   +6 more sources

The extremal algebra on two hermitians with square 1 [PDF]

open access: yes, 2002
Let Ea(u,v) be the extremal algebra determined by two hermitians u and v with u2 = v2 = 1. We show that: Ea(u,v) = {f=gu:f,g ε C(T)}, where T is the unit circle; Ea(u,v) is C*-equivelant to C*(G), where G is the infinite dihedral group; most of the
Duncan, J., Crabb, M.J., McGregor, C.M.
core   +1 more source

Determination of normalized extremal quasimodular forms of depth 1 with integral Fourier coefficients [PDF]

open access: yes, 2023
The main purpose of this paper is to determine all normalized extremal quasimodular forms of depth 1 whose Fourier coefficients are integers. By changing the local parameter at infinity from $q=e^{2\pi i \tau}$ to the reciprocal of the elliptic modular ...
Nakaya, Tomoaki
core   +1 more source

Logarithmic Coefficients Inequality for the Family of Functions Convex in One Direction

open access: yesMathematics, 2023
The logarithmic coefficients play an important role for different estimates in the theory of univalent functions. Due to the significance of the recent studies about the logarithmic coefficients, the problem of obtaining the sharp bounds for the modulus ...
Ebrahim Analouei Adegani   +3 more
doaj   +1 more source

Extreme problems in the space of meromorphic functions of finite order in the half plane. II

open access: yesМатематичні Студії, 2020
The extremal problems in the space of meromorphic functions of order $\rho>0$ in upper half-plane are studed. The method for studying is based on the theory of Fourier coefficients of meromorphic functions.
K.G. Malyutin, A.A. Revenko
doaj   +1 more source

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