Accueil › Annuaire des chercheurs › Iz‐iddine EL‐Fassi
Iz‐iddine EL‐Fassi
Affiliation : Sidi Mohamed Ben Abdellah University
- 75Publications (affiliation marocaine)
- 86Publications au total
- 330Citations
- 11Indice h
Profil de recherche
Iz‐iddine EL‐Fassi compte 75 publications référencées (2014–2026). Ses travaux paraissent principalement dans « Results in Mathematics », « Journal of Mathematical Analysis and Applications » et « The Journal of Analysis ». Son article le plus cité, « Approximate solution of radical quartic functional equation related to additive mapping in 2-Banach spaces » (2017), a été cité 29 fois. 22 de ces publications datent des trois dernières années d’activité. Ses travaux sont cosignés avec au moins 8 chercheurs.
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Créer mon profil gratuit Ajouter mes publicationsDomaines de recherche
- Functional Equations Stability Results
- Nonlinear Differential Equations Analysis
- Fixed Point Theorems Analysis
- Mathematical Dynamics and Fractals
- Advanced Banach Space Theory
Publications (75)
- Hyers-ulam type stability of the Pexiderized Cauchy functional equation in locally convex cones
- On a new class of functional equations inspired by Abel’s functional equation
- The hyperstability of generalized biderivations on quasi-Banach algebras
- Orthogonality preserving maps and derivations on Banach ⋆-algebras
- On a Method of Proving the Hyperstability of a General Multi-linear Functional Equation
- The best Ulam constant of the n-th order linear differential operator with constant coefficients
- A cubic functional equation of the Euler–Lagrange type on restricted domains
- Hyers–Ulam stability via local functional inequalities in quasi-β-Banach spaces and some applications
- Approximation of 3D Cauchy–Jensen type operators in locally convex cones
- Some New Existence Results for Fractional Logisticdifferential Equation Via Ntd Method
- A study on Davison’s functional equation for set-valued functions
- On the solution of functional equations of Wilson's type on monoids
- Correction on: Approximation of 3D Cauchy–Jensen Type Operators in Locally Convex Cones
- Lipschitz stability estimates for a variant of the quadratic functional equation on monoids
- Estimates to the Stability of a Generalized Cauchy-Jensen Equation in Locally Convex Cones
- Corrigendum to “Stability of linear operators in locally convex cones” [Bull. Sci. Math. 191 (2024) 103380]
- Hyperstability of the generalized multi-Drygas equation in complete b-metric Abelian groups
- Stability of an Abel functional equation over restricted domains
- A new approach to approximate the solution of two general functional equations in quasi-Banach spaces
- Approximation of generalized derivation in quasi-Banach algebras
- A new representation for the solution of the Richards‐type fractional differential equation
- Correction: Approximation of generalized derivation in quasi-Banach algebras
- A New Hyperstability Result for the Multi-Drygas Equation Via the Brzdȩk’s Fixed Point Approach
- HYPERSTABILITY RESULTS FOR GENERALIZED QUADRATIC FUNCTIONAL EQUATIONS IN $(2,\alpha)$ -BANACH SPACES
- On a new class of two-variable functional equations on semigroups with involutions
- Approximate solution of a generalized multi-quadratic type functional equation in Lipschitz spaces
- A new fixed point theorem in quasi-(2,β)-Banach spaces and some of its applications to functional equations
- Stability of the Equation of q-Wright Affine Functions in Non-Archimedean (n,β)-Banach Spaces
- On approximate solutions of a class of Clairaut’s equations
- Extended stability problem for two fuzzy number-valued functional equations
- New characterizations of the set-valued solutions for a class of functional equations with involutions
- Set-valued solutions of a two-variable functional equation with involutions
- Generalized small-dimension lemma and d’Alembert type functional equation on compact groups
- A Fixed Point Approach to Stability of k-$$\text {th}$$ Radical Functional Equation in Non-Archimedean $$(n,\beta )$$-Banach Spaces
- On Set-Valued Solutions of a Generalized Bi-quadratic Functional Equation
- On selections of set-valued Euler-Lagrange inclusions with applications
- Approximate Solution of a p-th Root Functional Equation in Non-Archimedean (2,β)-Banach Spaces
- Linear maps preserving G-quasi-isometry operators
- On approximate solution of Drygas functional equation according to the Lipschitz criteria
- Measure zero stability problem of a generalized quadratic functional equation
- On Hyperstability of the Two-Variable Jensen Functional Equation on Restricted Domain
- Solution and approximation of radical quintic functional equation related to quintic mapping in quasi- $$\beta $$ β -Banach spaces
- On the general solution and hyperstability of the general radical quintic functional equation in quasi-β-Banach spaces
- New stability results for the radical sextic functional equation related to quadratic mappings in $$(2,\beta )$$ ( 2 , β ) -Banach spaces
- On approximation of approximately generalized quadratic functional equation via Lipschitz criteria
- ON THE HYPERSTABILITY OF A PEXIDERISED -QUADRATIC FUNCTIONAL EQUATION ON SEMIGROUPS
- Non-Archimedean hyperstability of Cauchy–Jensen functional equations on a restricted domain
- A new hyperstability result for the Apollonius equation on a restricted domain and some applications
- A fixed point approach to the hyperstability of the general linear equation in β-Banach spaces
- Stability and hyperstability of a quadratic functional equation and a characterization of inner product spaces
- Brzdęk’s fixed point method for the generalised hyperstability of bi-Jensen functional equation in (2,β)-Banach spaces
- Baire category theorem and approximation of the Pexider quadratic functional equation on a set of Lebesgue measure zero
- Approximate solution of radical quartic functional equation related to additive mapping in 2-Banach spaces
- On hyperstability of the biadditive functional equation
- On the generalized orthogonal stability of the pexiderized quadratic functional equations in modular spaces
- On a New Type of Hyperstability for Radical Cubic Functional Equation in Non-Archimedean Metric Spaces
- A new type of approximation for the radical quintic functional equation in non-Archimedean (2,β)-Banach spaces
- Erratum to: On a New Type of Hyperstability for Radical Cubic Functional Equation in Non-Archimedean Metric Spaces
- Lipschitz stability of the k-quadratic functional equation
- The solution of a class functional equations on semi-groups
- The solution of a generalized variant of d’Alembert’s functional equation
- An extension of a variant of d’Alemberts functional equation on compact groups
- On the solution of functional equations of Wilson's type on monoids
- Hyperstability of Cauchy–Jensen functional equations
- On Jensen’s and the quadratic functional equations with involutions
- On the generalized orthogonal stability of mixed type additive-cubic functional equations in modular spaces
- On Approximately of a $$\sigma -$$ σ - Quadratic Functional Equation on a Set of Measure Zero
- Hyperstability of an n-dimensional Jensen type functional equation
- On the superstability of generalized d’Alembert harmonic functions
- Stability of Pexiderized quadratic functional equation on a set of measure zero
- On the stability of α−Cauchy-Jensen type functional equation in Banach algebras
- On the hyperstability of a Cauchy-Jensen type functional equation in Banach spaces
- The hyperstability of AQ-Jensen functional equation on 2-divisible abelian group and inner product spaces
- Hyers-Ulam-Rassias of Orthogonal Pexiderized Quadratic Functional Equation
- A FIXED POINT APPROACH TO ORTHOGONAL STABILITY OF AN AQ-FUNCTIONAL EQUATIONS IN MODULAR SPACES
Revues de publication
- Results in Mathematics × 6
- Journal of Mathematical Analysis and Applications × 5
- The Journal of Analysis × 4
- Rendiconti del Circolo Matematico di Palermo Series 2 × 4
- Bulletin des Sciences Mathématiques × 4
- Proyecciones (Antofagasta) × 4
Publications par année
- 20266
- 202510
- 20246
- 20233
- 20226
- 20212
- 20203
- 20195
- 201811
- 201711
Collaborations
Établissements partenaires : Université Ibn-Tofail · Université Ibn Zohr
Co-auteurs
- Samir Kabbaj
- Abdellatif Chahbi
- Lahcen Oukhtite
- Jawad Boutarfass
- Elhoucien Elqorachi
- B. Fadli
- Ahmed Charifi
- Abderrahman Hermas
Données bibliographiques issues d’OpenAlex (base ouverte).
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