Results 41 to 50 of about 183 (174)

Toward Dynamic Phase‐Field Fracture at Finite Strains

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 1, March 2026.
ABSTRACT We investigate the evolution of dynamic phase‐field fracture in the finite‐strain setting, extending our previous work in the small‐strain viscoelastodynamic regime. The elastodynamic equations are coupled with a dissipative damage evolution for the phase‐field variable z$z$.
Sven Tornquist   +4 more
wiley   +1 more source

Vector subdifferentials and tangent cones

open access: yesJournal of Numerical Analysis and Approximation Theory, 2005
Following the Rockafellar's definition for the subdifferential of a real map we define a vector subdifferential using the normal cone to the epigraph of the function.
Cristina Stamate
doaj   +2 more sources

Dimer models and conformal structures

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 2, Page 340-446, February 2026.
Abstract Dimer models have been the focus of intense research efforts over the last years. Our paper grew out of an effort to develop new methods to study minimizers or the asymptotic height functions of general dimer models and the geometry of their frozen boundaries.
Kari Astala   +3 more
wiley   +1 more source

Inequalities and counterexamples for functional intrinsic volumes and beyond

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 1, January 2026.
Abstract We show that analytic analogs of Brunn–Minkowski‐type inequalities fail for functional intrinsic volumes on convex functions. This is demonstrated both through counterexamples and by connecting the problem to results of Colesanti, Hug, and Saorín Gómez.
Fabian Mussnig, Jacopo Ulivelli
wiley   +1 more source

A Generalized Topology Approach to Trajectory Convergence in Nonautonomous Evolution Equations With Monotone Operators

open access: yesAbstract and Applied Analysis, Volume 2026, Issue 1, 2026.
This paper investigates the application of β‐open sets to the convergence analysis of nonautonomous evolution equations governed by maximal monotone operators in Hilbert spaces. β‐open sets are a class of generalized open sets introduced by Njåstad (1965), which coincides with the class of semiopen sets by Levine (1963).
Boushra Abbas, Simeon Reich
wiley   +1 more source

Subdifferentiability of Real Functions

open access: yesReal Analysis Exchange, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

ERM Reformulation for Stochastic Horizontal Linear Complementarity Problems: Convergence Analysis and a Gradient Algorithm

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This paper investigates the stochastic horizontal linear complementarity problem (S‐HLCP). By employing a complementarity function, we reformulate the S‐HLCP as an expected residual minimization (ERM) problem. We first establish sufficient conditions based on the R0‐matrix property to ensure the coercivity of the ERM problem.
Jianhua Peng   +2 more
wiley   +1 more source

Saddle Points of Partial Augmented Lagrangian Functions

open access: yesMathematical and Computational Applications
In this paper, we study a class of optimization problems with separable constraint structures, characterized by a combination of convex and nonconvex constraints.
Longfei Huang   +3 more
doaj   +1 more source

Optimality Conditions Characterizing Approximate Solutions for DC Composite Programs

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This paper concerns DC composite optimization problems with conic constraints. By virtue of epigraph of conjugate functions, we introduce some new regularity conditions. Under the new regularity conditions, we give some necessary optimality conditions for ε‐optimal solutions, global optimal solutions, and local optimal solutions by using the ε ...
Gang Li, Qiqiong Chen, Smritijit Sen
wiley   +1 more source

Restrictive metric regularity and generalized differential calculus in Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
We consider nonlinear mappings f:X→Y between Banach spaces and study the notion of restrictive metric regularity of f around some point x¯, that is, metric regularity of f from X into the metric space E=f(X).
Boris S. Mordukhovich, Bingwu Wang
doaj   +1 more source

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