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Related papers: Exponential lower bound for Berge-Ramsey problems

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We give an exponential improvement to the lower bound on diagonal Ramsey numbers for any fixed number of colors greater than two.

Combinatorics · Mathematics 2020-11-30 David Conlon , Asaf Ferber

We give two lower bound formulas for multicolored Ramsey numbers. These formulas improve the bounds for several small multicolored Ramsey numbers.

Combinatorics · Mathematics 2007-05-23 Aaron Robertson

This technical note aims at evaluating an asymptotic lower bound on abelian Ramsey lengths.

Combinatorics · Mathematics 2016-09-21 Vincent Jugé

Lower bounds for some explicit decision problems over the complex numbers are given.

Numerical Analysis · Mathematics 2025-10-20 Gregorio Malajovich

We give lower bounds on the case of worst inhomogeneous approximation.

Number Theory · Mathematics 2016-03-22 Chris Pinner

We provide a lower bound on the probability that a binomial random variable is exceeding its mean. Our proof employs estimates on the mean absolute deviation and the tail conditional expectation of binomial random variables.

Probability · Mathematics 2016-04-22 Christos Pelekis , Jan Ramon

We construct a non - improved exponential bounds for distribution of normed sums of i.,i.d. random variables with random numbers of summand.

Probability · Mathematics 2007-05-23 B. M. Migdashiev , E. I. Ostrovsky

A lower bound for the Gaussian Q-function is presented in the form of a single exponential function with parametric order and weight. We prove the lower bound by introducing two functions, one related to the Q-function and the other…

Probability · Mathematics 2012-03-23 François D. Côté , Ioannis N. Psaromiligkos , Warren J. Gross

In the paper we prove a new upper bound for Heilbronn's exponential sum and obtain some applications of our result to distribution of Fermat quotients.

Number Theory · Mathematics 2012-08-31 Ilya D. Shkredov

We derive upper and lower bounds on the determinant of an exponential matrix. They can be transformed into corresponding bounds for the determinant of a univariate Gaussian matrix.

Numerical Analysis · Mathematics 2026-03-23 Michael S. Floater

Computer-based attempts to construct lower bounds for small Ramsey numbers are discussed. A systematic review of cyclic Ramsey graphs is attempted. Many known lower bounds are reproduced. Several new bounds are reported.

Discrete Mathematics · Computer Science 2016-03-02 Eugene Kuznetsov

We establish nonuniform Berry-Esseen bounds for martingales under the conditional Bernstein condition. These bounds imply Cram\'er type large deviations for moderate $x$'s, and are of exponential decay rate as de la Pe\~na's inequality when…

Probability · Mathematics 2017-08-03 Xiequan Fan , Ion Grama , Quansheng Liu

A lower bound on the minimum mean-squared error (MSE) in a Bayesian estimation problem is proposed in this paper. This bound utilizes a well-known connection to the deterministic estimation setting. Using the prior distribution, the bias…

Information Theory · Computer Science 2009-05-27 Zvika Ben-Haim , Yonina C. Eldar

We establish a quantitative lower bound on the reach of flat norm minimizers for boundaries in $\mathbb{R}^2$.

Differential Geometry · Mathematics 2017-02-28 Enrique G. Alvarado , Kevin R. Vixie

We give a coding based perspective, on a result of Erd\'{o}s, on a lower bound for the diagonal ramsey numbers.

Combinatorics · Mathematics 2021-05-04 Sundar Vishwanathan

A condition which guaranties the exponential decay of the solutions of the initial-boundary value problem for the damped wave equation is proved. A method for the effective computability of the coefficient of exponential decay is also…

Analysis of PDEs · Mathematics 2020-09-24 Giovanni Cimatti

We establish upper and lower bounds with matching leading terms for tails of weighted sums of two-sided exponential random variables. This extends Janson's recent results for one-sided exponentials.

Probability · Mathematics 2025-01-28 Jiawei Li , Tomasz Tkocz

We use finite fields and extend a result of Fan Chung to give eight new, nontrivial, lower bounds.

Combinatorics · Mathematics 2007-05-23 Aaron Robertson

We obtain a lower bound for a number of primes in tuples. As applications, we obtain a lower bound for the Romanoff type representation functions.

Number Theory · Mathematics 2025-03-07 Artyom Radomskii

Let $\mathbb{I}$ denote an imaginary quadratic field or the field $\mathbb{Q}$ of rational numbers and $\mathbb{Z}_{\mathbb{I}}$ its ring of intergers. We shall prove an explicit Baker type lower bound for $\mathbb{Z}_{\mathbb{I}}$-linear…

Number Theory · Mathematics 2013-09-25 Anne-Maria Ernvall-Hytönen , Kalle Leppälä , Tapani Matala-aho
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