Results 11 to 20 of about 2,697,458 (148)

A Half-Discrete Hardy-Hilbert-Type Inequality with a Best Possible Constant Factor Related to the Hurwitz Zeta Function [PDF]

open access: yes, 2017
Using methods of weight functions, techniques of real analysis as well as the Hermite-Hadamard inequality, a half-discrete Hardy-Hilbert-type inequality with multi-parameters and a best possible constant factor related to the Hurwitz zeta function and the Riemann zeta function is obtained.
Rassias, Michael Th., Yan, Bicheng
openaire   +2 more sources

Equivalent property of a half-discrete Hilbert’s inequality with parameters

open access: yesJournal of Inequalities and Applications, 2018
By using the weight functions and the idea of introducing parameters, a half-discrete Hilbert inequality with a nonhomogeneous kernel and its equivalent form are given.
Zhenxiao Huang, Bicheng Yang
doaj   +1 more source

On an Extension of a Hardy–Hilbert-Type Inequality with Multi-Parameters

open access: yesMathematics, 2021
Making use of weight coefficients as well as real/complex analytic methods, an extension of a Hardy–Hilbert-type inequality with a best possible constant factor and multiparameters is established.
Bicheng Yang   +2 more
doaj   +1 more source

Space proof complexity for random 3-CNFs [PDF]

open access: yes, 2017
We investigate the space complexity of refuting 3-CNFs in Resolution and algebraic systems. We prove that every Polynomial Calculus with Resolution refutation of a random 3-CNF φ in n variables requires, with high probability, distinct monomials to be ...
Bennett, Patrick   +5 more
core   +1 more source

Anomalous heat-kernel decay for random walk among bounded random conductances [PDF]

open access: yes, 2006
We consider the nearest-neighbor simple random walk on $\Z^d$, $d\ge2$, driven by a field of bounded random conductances $\omega_{xy}\in[0,1]$. The conductance law is i.i.d.
Berger, Noam   +3 more
core   +4 more sources

A kinematical approach to dark energy studies [PDF]

open access: yes, 2006
We present and employ a new kinematical approach to cosmological `dark energy' studies. We construct models in terms of the dimensionless second and third derivatives of the scale factor a(t) with respect to cosmic time t, namely the present-day value of
Alam   +85 more
core   +6 more sources

The necessary and sufficient conditions for the existence of a kind of Hilbert-type multiple integral inequality with the non-homogeneous kernel and its applications

open access: yesJournal of Inequalities and Applications, 2017
For x = ( x 1 , … , x n ) ${x}= ( {x}_{1},\ldots, {x}_{{n}} )$ , u ( x ) = ( ∑ i = 1 n a i x i ρ ) 1 / ρ ${u} ( {x} ) = ( \sum_{{i}=1}^{{n}} {a}_{{i}} {x}_{{i}}^{\rho} )^{1/\rho}$ , v ( y ) = ( ∑ i = 1 n b i y i ρ ) 1 / ρ ${v} ( {y} ) = ( \sum_{{i}=1 ...
Yong Hong   +3 more
doaj   +1 more source

On the Total Perimeter of Homothetic Convex Bodies in a Convex Container [PDF]

open access: yes, 2014
For two planar convex bodies, C and D, consider a packing S of n positive homothets of C contained in D. We estimate the total perimeter of the bodies in S, denoted per(S), in terms of per(D) and n.
Adrian Dumitrescu, Csaba D. Tóth
core   +3 more sources

A reverse Mulholland-type inequality in the whole plane

open access: yesJournal of Inequalities and Applications, 2018
We present a new reverse Mulholland-type inequality in the whole plane with a best possible constant factor by introducing multiparameters, applying weight coefficients, and using the Hermite–Hadamard inequality.
Jianquan Liao, Bicheng Yang
doaj   +1 more source

A New Reverse Extended Hardy–Hilbert’s Inequality with Two Partial Sums and Parameters

open access: yesAxioms, 2023
By using the methods of real analysis and the mid-value theorem, we introduce some lemmas and obtain a new reverse extended Hardy–Hilbert’s inequality with two partial sums and multi-parameters.
Jianquan Liao, Bicheng Yang
doaj   +1 more source

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