Results 31 to 40 of about 1,290,281 (292)

Information-Geometric Approach for a One-Sided Truncated Exponential Family

open access: yesEntropy, 2023
In information geometry, there has been extensive research on the deep connections between differential geometric structures, such as the Fisher metric and the α-connection, and the statistical theory for statistical models satisfying regularity ...
Masaki Yoshioka, Fuyuhiko Tanaka
doaj   +1 more source

Metric Regularity of Newton's Iteration

open access: yesSIAM Journal on Control and Optimization, 2011
For a version of Newton's method applied to a generalized equation with a parameter, we extend the paradigm of the Lyusternik–Graves theorem to the framework of a mapping acting from the pair “parameter-starting point” to the set of corresponding convergent Newton sequences. Under ample parameterization, metric regularity of the mapping associated with
Francisco J. Aragón Artacho   +4 more
openaire   +5 more sources

Boundary Regularity for p-Harmonic Functions and Solutions of Obstacle Problems on Unbounded Sets in Metric Spaces

open access: yesAnalysis and Geometry in Metric Spaces, 2019
The theory of boundary regularity for p-harmonic functions is extended to unbounded open sets in complete metric spaces with a doubling measure supporting a p-Poincaré inequality, 1 < p < ∞.
Björn Anders, Hansevi Daniel
doaj   +1 more source

Metric Regularity Properties in Bang-Bang Type Linear-Quadratic Optimal Control Problems

open access: yesSet-Valued and Variational Analysis, 2018
The paper investigates the Lipschitz/Hölder stability with respect to perturbations of optimal control problems with linear dynamic and cost functional which is quadratic in the state and linear in the control variable.
J. Preininger, T. Scarinci, V. Veliov
semanticscholar   +1 more source

Note on the Regularity of Nonadditive Measures

open access: yesJournal of Applied Mathematics, 2013
We consider the regularity for nonadditive measures. We prove that the non-additive measures which satisfy Egoroff's theorem and have pseudometric generating property possess Radon property (strong regularity) on a complete or a locally compact ...
Toshikazu Watanabe   +2 more
doaj   +1 more source

Characterization of quadratic growth of extended-real-valued functions

open access: yesJournal of Inequalities and Applications, 2016
This paper shows that the sharpest possible bound in the second-order growth condition of a proper lower semicontinuous function can be attained under some assumptions. We also establish a relationship among strong metric subregularity, quadratic growth,
Jin jiang Wang, Wen Song
doaj   +1 more source

On the regularity of Ricci flows coming out of metric spaces [PDF]

open access: yesJournal of the European Mathematical Society (Print), 2019
We consider smooth, not necessarily complete, Ricci flows, (M,g(t))t∈(0,T) with Ric(g(t))≥−1 and |Rm(g(t))|≤c/t for all t∈(0,T) coming out of metric spaces (M,d0) in the sense that (M,d(g(t)),x0)→(M,d0,x0) as t↘0 in the pointed Gromov-Hausdorff sense. In
Alix Deruelle, F. Schulze, Miles Simon
semanticscholar   +1 more source

Metrically complete regular rings [PDF]

open access: yesTransactions of the American Mathematical Society, 1982
This paper is concerned with the structure of those (von Neumann) regular rings R which are complete with respect to the weakest metric derived from the pseudo-rank functions on R, known as the N*-metric. It is proved that this class of regular rings includes all regular rings with bounded index of nilpotence, and all 80-continuous regular rings.
openaire   +2 more sources

On metric regularity of Reed–Muller codes [PDF]

open access: yesDesigns, Codes and Cryptography, 2020
In this work we study metric properties of the well-known family of binary Reed-Muller codes. Let $A$ be an arbitrary subset of the Boolean cube, and $\widehat{A}$ be the metric complement of $A$ -- the set of all vectors of the Boolean cube at the maximal possible distance from $A$.
openaire   +4 more sources

Metric sub-regularity in optimal control of affine problems with free end state

open access: yesE S A I M: Control, Optimisation and Calculus of Variations, 2020
The paper investigates the property of Strong Metric sub-Regularity (SMsR) of the mapping representing the first order optimality system for a Lagrange-type optimal control problem which is affine with respect to the control.
N. Osmolovskii, V. Veliov
semanticscholar   +1 more source

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