Ioan‐Lucian Popa
YOU?
Author Swipe
View article: On the strong unique continuation of eigenfunctions with Laplacian operator in variable Lebesgue spaces
On the strong unique continuation of eigenfunctions with Laplacian operator in variable Lebesgue spaces Open
View article: RBF-Based Meshless Collocation Method for Time-Fractional Interface Problems with Highly Discontinuous Coefficients
RBF-Based Meshless Collocation Method for Time-Fractional Interface Problems with Highly Discontinuous Coefficients Open
Time-fractional interface problems arise in systems where interacting materials exhibit memory effects or anomalous diffusion. These models provide a more realistic description of physical processes than classical formulations and appear i…
View article: Analytical and dynamical insights into the truncated M-fractional Akbota equation
Analytical and dynamical insights into the truncated M-fractional Akbota equation Open
View article: On the Boundedness of Hardy Operators on λ-Central Amalgam-Morrey Spaces
On the Boundedness of Hardy Operators on λ-Central Amalgam-Morrey Spaces Open
In this paper, we introduce the idea of λ-central Amalgam-BMO spaces and λ-central Amalgam-Morrey spaces. We obtain the boundedness of the Hardy operators λ-central Amalgam-Morrey spaces.
View article: Feng-Liu's Type Fixed Point Theorem in Modular Function Spaces
Feng-Liu's Type Fixed Point Theorem in Modular Function Spaces Open
We establish a Feng-Liu's type fixed point theorem within the framework of modular function spaces. Using this result, we investigate the existence of solutions to a Volterra-type integral inclusion in modular function spaces. The generali…
View article: Numerical investigation of MHD stratified flow over an inclined cylinder with Brownian motion, thermophoresis and waste discharge concentration effects
Numerical investigation of MHD stratified flow over an inclined cylinder with Brownian motion, thermophoresis and waste discharge concentration effects Open
Comprehending the interaction of transport phenomena across inclined cylinder is essential for enhancing engineering systems such as heat exchangers, pollution dispersion mechanisms, and bioreactors, where fluid flow, heat transfer, and ma…
View article: A locally adaptive regularization of a hybrid variational model for color image diffusion via integration of diffusion with normalized data
A locally adaptive regularization of a hybrid variational model for color image diffusion via integration of diffusion with normalized data Open
This paper presents a control of adaptive regularization for a hybrid variational model and its application to the denoising of color images, which combines total variation (TV) and [Formula: see text] regularizers with normalized data fid…
View article: A novel approach to coincidence point results via proximal contractions with application
A novel approach to coincidence point results via proximal contractions with application Open
In this manuscript, we established coincidence point theory by using F-contractions within complete extended suprametric spaces. The results about coincidence points involve [Formula: see text]-proximal contractions together with rational …
View article: Numerical and AI-based simulation of entropy generation in MHD Jeffery tetra nanofluid flow over an inclined cylinder for energy engineering applications
Numerical and AI-based simulation of entropy generation in MHD Jeffery tetra nanofluid flow over an inclined cylinder for energy engineering applications Open
The increasing need for high-performance thermal management systems in energy, medicinal, and industrial sectors has prompted researchers to investigate improved nanofluids with superior heat transfer properties. Tetra-hybrid nanofluids, c…
View article: Some New Boundedness Results for Variable Marcinkiewicz Fractional Integral Operator on Herz-Morrey-Hardy Spaces
Some New Boundedness Results for Variable Marcinkiewicz Fractional Integral Operator on Herz-Morrey-Hardy Spaces Open
In this paper, we define the idea of Herz-Morrey-Hardy spaces by using variable Herz-Morrey spaces and Hardy spaces. Then we give the atomic characterization of these spaces by using the grand maximal function. Then our main objective is t…
View article: Mathematical Visualization of Fractal-Based Batik Designs
Mathematical Visualization of Fractal-Based Batik Designs Open
In this manuscript, we use a rational-type mapping of complex polynomial to generate and visualize Julia and Mandelbrot fractals. We use the generalized viscosity approximation-type iterative scheme, extended with s-convexity improves conv…
View article: Boundedness of the Sublinear Operators on Anisotropic Herz-slice Spaces
Boundedness of the Sublinear Operators on Anisotropic Herz-slice Spaces Open
We will define the idea of anisotropic Herz-slice spaces and prove some properties of these spaces. As an application we obtain the bounds for sublinear operator on anisotropic Herz-slice spaces.
View article: An Exploration of Compactness and Separation Axioms in Generalized Primal Topological Spaces
An Exploration of Compactness and Separation Axioms in Generalized Primal Topological Spaces Open
The research explores S∗g-compactness together with S∗g-connectedness in generalized primal topological spaces to enhance theoretical knowledge of non-classical topological systems. This paper provides an extensive analysis of these two co…
View article: A Robust Decision-Making Framework for Recruitment Optimization via Hybrid Dombi–Archimedean Operators in Complex q-Rung Orthopair Fuzzy Sets
A Robust Decision-Making Framework for Recruitment Optimization via Hybrid Dombi–Archimedean Operators in Complex q-Rung Orthopair Fuzzy Sets Open
Complex q-Rung Orthopair Fuzzy Sets (Cq-ROFSs) are a powerful tool for handling two-dimensional, periodic uncertain information. The Dombi operator provides a highly flexible parameterized framework for combining fuzzy information through …
View article: On new controlled fuzzy metric space and related fixed point results
On new controlled fuzzy metric space and related fixed point results Open
In this manuscript, we present a new controlled fuzzy metric type space as an extension of the existing concept of controlled fuzzy metric spaces. We present conditions under which a sequence becomes Cauchy in the setting of the newly defi…
View article: Einstein aggregation operators for multicriteria group decision making in uncertain environments using cubic picture fuzzy sets
Einstein aggregation operators for multicriteria group decision making in uncertain environments using cubic picture fuzzy sets Open
This research presents an in-depth study of various operational laws, Einstein operations, and novel aggregation strategies for handling cubic picture fuzzy data. We developed and presented three new arithmetic averaging operators. These o…
View article: Fuzzy soft tensor based group decision making approach with application to heterogeneous wireless network evaluation
Fuzzy soft tensor based group decision making approach with application to heterogeneous wireless network evaluation Open
This study introduces a novel group decision-making framework based on the Fuzzy Soft Tensor (FST) model to effectively address complex multi-criteria decision-making (MCDM) problems under uncertainty and imprecise expert judgments. The pr…
View article: Decision algorithm with complex q-rung orthopair fuzzy power partitioned maclaurin symmetric mean operators for leather and footwear supplier evaluation
Decision algorithm with complex q-rung orthopair fuzzy power partitioned maclaurin symmetric mean operators for leather and footwear supplier evaluation Open
The complex q-rung orthopair fuzzy (CqROF) set is a robust mathematical model that handles two dimensional data with perfection. However, existing multi-criteria decision-making (MCDM) methods based on CqROF data do not account for the int…
View article: WITHDRAWN: Exploring the Multifunctionality of Ba₂XSbO₆ Double Perovskites: A First-Principles Approach to Next- Generation Electronic and Spintronic Materials
WITHDRAWN: Exploring the Multifunctionality of Ba₂XSbO₆ Double Perovskites: A First-Principles Approach to Next- Generation Electronic and Spintronic Materials Open
The full text of this preprint has been withdrawn by the authors while they make corrections to the work. Therefore, the authors do not wish this work to be cited as a reference. Questions should be directed to the corresponding author.
View article: Insights from Atangana-Baleanu fractional derivatives modeling of influenza epidemics and sensitivity analysis
Insights from Atangana-Baleanu fractional derivatives modeling of influenza epidemics and sensitivity analysis Open
View article: Trace theorems on Herz-Morrey spaces with applications to Sobolev type inequalities
Trace theorems on Herz-Morrey spaces with applications to Sobolev type inequalities Open
In this paper, we prove the trace theorems in the setting of Riesz potential operator for Herz-Morrey spaces and present some examples to illustrate the optimality of certain parametric conditions. As an application we prove the same inequ…
View article: On the Boundedness of Hausdorff Operators in Block Space with Variable Exponent
On the Boundedness of Hausdorff Operators in Block Space with Variable Exponent Open
In this paper, we prove the Hardy inequality, the Hilbert inequality and the Hardy-Littlewood-Pólya inequality on block spaces with variable exponents. Furthermore, we establish the boundedness of Hausdorff operators on block space with va…
View article: WITHDRAWN: Exploring the Multifunctionality of Ba₂XSbO₆ Double Perovskites: A First-Principles Approach to Next- Generation Electronic and Spintronic Materials
WITHDRAWN: Exploring the Multifunctionality of Ba₂XSbO₆ Double Perovskites: A First-Principles Approach to Next- Generation Electronic and Spintronic Materials Open
In this work, we present a comprehensive first-principles investigation of the structural and electronic properties of Ba₂XSbO₆ (X = Gd, Ce) double perovskites under varying hydrostatic pressure. Calculations were performed using the WIEN2…
View article: Analysis of Fast Convergent Iterative Scheme with Fractal Generation
Analysis of Fast Convergent Iterative Scheme with Fractal Generation Open
In this paper, a pattern for visualizing fractals, namely Julia and Mandelbrot sets for complex functions of the form T(u)=ua−ξu2+ru+sinρσforallu∈C and a∈N∖{1}, ξ∈C, r,ρ∈C∖{0} are created using novel fast convergent iterative techniques. T…
View article: Stability and exponential lag-synchronization of a class of neural network with state dependent and distributed delays over a time scale
Stability and exponential lag-synchronization of a class of neural network with state dependent and distributed delays over a time scale Open
View article: Boundedness of the Higher Order Commutators of Marcinkiewicz Integral Operator on Grand Variable Herz-Morrey Spaces
Boundedness of the Higher Order Commutators of Marcinkiewicz Integral Operator on Grand Variable Herz-Morrey Spaces Open
In this paper, the authors prove the boundedness of higher order commutators of Marcinkiewicz integral operator under some proper assumptions on grand variable Herz-Morrey spaces. Then we obtain the estimates for the Marcinkiewicz fraction…
View article: Double diffusive convection in non-newtonian fluid flow with quadratic radiation and variable viscosity: Heat generation effects in lower stagnation point of solid sphere
Double diffusive convection in non-newtonian fluid flow with quadratic radiation and variable viscosity: Heat generation effects in lower stagnation point of solid sphere Open
The examination of non-Newtonian nanofluid flows over curved geometries is essential for industrial and medicinal applications, including targeted drug delivery, thermal management in biomedical devices, and sophisticated cooling systems. …
View article: Deterministic and fractional-order modeling of measles dynamics with harmonic mean incidence rate and quarantine impact
Deterministic and fractional-order modeling of measles dynamics with harmonic mean incidence rate and quarantine impact Open
A novel mathematical model which explores the transmission dynamics of infectious diseases integrating nonlinear incidence and quarantine measures is presented in this study. Five different compartments: susceptible, latent, infectious, qu…
View article: On the boundedness of singular integral operators on grand variable Herz-Hardy spaces
On the boundedness of singular integral operators on grand variable Herz-Hardy spaces Open
View article: A contractive approach in generalized suprametric spaces with applications to fractional boundary value and epidemiological problems
A contractive approach in generalized suprametric spaces with applications to fractional boundary value and epidemiological problems Open
This manuscript analyzes Reich, Ćirić, and Banach contractions in complete extended suprametric spaces by using the Fw-class of functions. We establish new fixed point theorems for these Fw−contractions, extending classical results in a ge…