On some fixed point theorems for multi-valued operators by altering distance techique
AbstractThe aim of this paper is to present some sufficient conditions for the existence and uniqueness of fixed points for…
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Fixed point theorems for generalized contraction mappings on b-rectangular metric spaces
AbstractIn the present article, we study some fixed point theorems for a hybrid class of generalized contractive operators in the…
On new faster fixed point iterative schemes for contraction operators and comparison of their rate of convergence in convex metric spaces
AbstractIn this paper we present new iterative algorithms in convex metric spaces. We show that these iterative schemes are convergent…
Some fixed point results linked to α –β rational contractions and modified multivalued Hardy-Rogers operators
AbstractIn this paper two new fixed point results are studied. The first result is a theorem that involves (α −β)…
Approximating fixed points for nonlinear generalized mappings using Ishikawa iteration
AbstractWe obtain a contractive condition for the existence and uniqueness of fixed points for a generalized contraction-type mapping. The present…
Sequences of contractions on cone metric spaces over Banach algebras and applications to nonlinear systems of equations and systems of differential equations
AbstractIt is well known that fixed point problems of contractive-type mappings defined on cone metric spaces over Banach algebras are…
A stabilized finite element method for inverse problems subject to the convection-diffusion equation. I: diffusion-dominated regime
AbstractThe numerical approximation of an inverse problem subject to the convection–diffusion equation when diffusion dominates is studied. We derive Carleman…
Unique continuation for the Helmholtz equation using stabilized finite element methods
AbstractIn this work we consider the computational approximation of a unique continuation problem for the Helmholtz equation using a stabilized finite element…
Avenues for the use of cellular automata in image segmentation
AbstractThe majority of Cellular Automata (CA) described in the literature are binary or three-state. While several abstractions are possible to…
Interval-state cellular automata and their applications to image segmentation
AbstractWe present a new type of optimization algorithms, adapted for neural network training. These algorithms are based upon sequential operator…