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相关论文: On a Certain Integral Over a Triangle

200 篇论文

We study the geometry of spaces of planes on smooth complete intersections of three quadrics, with a view toward rationality questions.

代数几何 · 数学 2019-04-15 Brendan Hassett , Yuri Tschinkel

In this paper, we give explicit expressions about $q$-harmonic sums on $1-\cdots-1,A,1-\cdots-1$ indices. When $A=1$, many previous authors have studied and showed the identities, expressions, and properties. There are many results for…

数论 · 数学 2026-02-03 Hideaki Ishikawa , Takao Komatsu

This paper treats triangles in the plane whose vertices lie on the integer lattice, i.e., the vertices have integer coordinates. It shows that apart from trivial examples, the circumcenter, centroid and orthocenter of such triangles never…

组合数学 · 数学 2026-03-02 Christian Aebi , Grant Cairns

In this paper, with the help of trinomial coefficients we study some arithmetic properties of certain determiants involving reciprocals of binary quadratic forms over finite fields.

数论 · 数学 2024-07-25 Yue-Feng She , Hai-Liang Wu

Multiple zeta values (MZVs) are real numbers which are defined by certain multiple series. Recently, many people have researched for relations among them and many relations are well known. In this paper, we get a new relation among them…

数论 · 数学 2015-12-29 Shin-ya Kadota

In this paper, we investigate the sums of mutliple zeta(-star) values of height one: $Z_{\pm}(n)=\sum_{a+b=n} (\pm 1)^b\zeta(\{1\}^a,b+2)$, $Z_{\pm}^{\star}(n)=\sum_{a+b=n} (\pm 1)^b\zeta^{\star}(\{1\}^a,b+2)$. In particular, we prove that…

数论 · 数学 2021-10-04 Kwang-Wu Chen , Minking Eie

In this paper, we give the integer parts of reciprocals of tails of the alternating Riemann zeta function at $s=1,2,3,4$ by using several new inequalities and elementary method.

数论 · 数学 2021-06-21 Zhonghua Li , Lu Yan

We study some classical identities for multiple zeta values and show that they still hold for zeta functions built on the zeros of an arbitrary function. We introduce the complementary zeta function of a system, which naturally occurs when…

数论 · 数学 2021-02-09 Tanay Wakhare , Christophe Vignat

The motion in the complex plane of the zeros to various zeta functions is investigated numerically. First the Hurwitz zeta function is considered and an accurate formula for the distribution of its zeros is suggested. Then functions which…

数学物理 · 物理学 2007-05-23 Hans Frisk , Serge de Gosson

Multiple q-zeta values are a 1-parameter generalization (in fact, a q-analog) of the multiple harmonic sums commonly referred to as multiple zeta values. These latter are obtained from the multiple q-zeta values in the limit as q tends to…

量子代数 · 数学 2007-10-31 David M. Bradley

We describe the images of multilinear polynomials of degree up to four on the upper triangular matrix algebra.

环与代数 · 数学 2020-01-03 Pedro S. Fagundes , Thiago C. de Mello

We establish a series of integral formulae involving the Hurwitz zeta function. Applications are given to integrals of Bernoulli polynomials, log Gamma(q) and log sin(q).

经典分析与常微分方程 · 数学 2008-11-07 Olivier R. Espinosa , Victor H. Moll

In the paper, some special linear combinations of the terms of rational cycles of generalized Collatz sequences are studied. It is proved that if the coefficients of the linear combinations satisfy some conditions then these linear…

数论 · 数学 2025-10-02 Yagub N. Aliyev

In this paper, we establish some expressions of series involving harmonic numbers and Stirling numbers of the first kind in terms of multiple zeta values, and present some new relationships between multiple zeta values and multiple zeta…

数论 · 数学 2017-04-11 Ce Xu

In this note we characterize all regular tetrahedra whose vertices in R^3 have integer coordinates. The main result is a consequence of the characterization of all equilateral triangles having integer coordinates contained in previous work.…

数论 · 数学 2007-12-31 Eugen J. Ionascu

Given a plane triangle $\Delta$, one can construct a new triangle $\Delta'$ whose vertices are intersections of two cevian triples of $\Delta$. We extend the family of operators $\Delta\mapsto\Delta'$ by complexifying the defining two…

度量几何 · 数学 2019-12-12 Hiroaki Nakamura , Hiroyuki Ogawa

In this series of seven papers, predominantly by means of elementary analysis, we establish a number of identities related to the Riemann zeta function. Whilst this paper is mainly expository, some of the formulae reported in it are…

历史与综述 · 数学 2008-02-17 Donal F. Connon

Some Gauss-type quadrature rules over [0, 1], which involve values and/or the derivative of the integrand at 0 and/or 1, are investigated

数值分析 · 数学 2009-05-12 M. A. Bokhari , Asghar Qadir

We represent the Riemann zeta function in the half-plane $\Re s >1$ via series whose terms admit geometrically decreasing bounds. Due to an underlying recurrence relation, which is used to compute coefficients entering into the terms, the…

数论 · 数学 2026-02-10 Jean-François Burnol

We present new algorithms for computing zeta functions of algebraic varieties over finite fields. In particular, let X be an arithmetic scheme (scheme of finite type over Z), and for a prime p let zeta_{X_p}(s) be the local factor of its…

数论 · 数学 2015-09-04 David Harvey