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Omar Ajebbar

Observed names: AJEBBAR, Omar, Ajebbar Omar, Ajebbar, Omar, O. Ajebbar, Omar, Ajebbar
ORCID: 0000-0001-6537-1548
Observed ORCID: 0000-0001-6537-1548
OpenAlex ID: A5036163748
The Cosine–Sine functional equation on a semigroup with an involutive automorphism
2017 · Omar Ajebbar, Elhoucien Elqorachi · Aequationes Mathematicae · 21
A Kannappan-sine addition law on semigroups
2024 · Jafar Ahmed, Ajebbar Omar, et al. · Aequationes Mathematicae · 3
A Kannappan-sine subtraction law on semigroups
2024 · Ahmed Jafar, Omar Ajebbar, et al. · Aequationes Mathematicae · 3
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The cosine addition and subtraction formulas on non-abelian groups
2024 · Omar Ajebbar, Elhoucien Elqorachi, et al. · Aequationes Mathematicae · 3
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A generalization of the Kannappan-sine addition law on semigroups
2024 · Ahmed Jafar, Omar Ajebbar, et al. · Aequationes Mathematicae · 2
A Kannappan-Cosine Functional Equation on Semigroups
2024 · Ahmed Jafar, Omar Ajebbar, et al. · Annales Mathematicae Silesianae · 2
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Variants of Wilson's functional equation on semigroups
2019 · Ajebbar, Omar, Elqorachi, Elhoucien · arXiv (Cornell University) · 2
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Extensions of the Cosine-Sine Functional Equation
2025 · O. Ajebbar, E. Elqorachi · Series on computers and operations research · 1
A Kannappan-sine addition law on semigroups
2023 · Jafar, Ahmed, Ajebbar, Omar, et al. · arXiv (Cornell University) · 1
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Stability of the Cosine–Sine Functional Equation on Amenable Groups
2020 · Ajebbar Omar, Elqorachi Elhoucien · Springer eBooks · 1
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A generalization of d’Alembert’s other functional equation on semigroups
2019 · Omar Ajebbar, Elhoucien Elqorachi · Aequationes Mathematicae · 1
A generalization of the cosine-sine functional equation on a semigroup
2026 · Omar Ajebbar, Elhoucien Elqorachi · Afrika Matematika
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Integral Kannappan-cosine addition law on semigroups
2026 · Ajebbar Omar, Elqorachi Elhoucien, et al. · Boletim da Sociedade Paranaense de Matemática
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Stability of the sine addition-subtraction law
2026 · Karim Farhat, Omar Ajebbar, et al. · Boletim da Sociedade Paranaense de Matemática
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Hyers-Ulam Stability for A Class of Third-Order Linear Differential Equations
2026 · Karim Farhat, Omar Ajebbar, et al. · SSRN Electronic Journal
A System of Cosine-Sine Functional Equations on a Semigroup Generated by Its Squares
2026 · Ajebbar Omar, Elqorachi Elhoucien · Springer eBooks
Integral Kannappan-Sine subtraction and addition law on semigroups
2025 · Omar, Ajebbar, Elhoucien, Elqorachi, et al. · arXiv (Cornell University)
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The Stability of the Functional Equation f(xy)=f(x)f(y)+g(x)g(y)+f(x)g(y) on Semigrou
2023 · Karim Farhat, Idriss Ellahiani, et al. · PROOF
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Cosine-sine functional equation on semigroups
2023 · Ajebbar, Omar, Elqorachi, Elhoucien · arXiv (Cornell University)
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A Kannappan-cosine functional equation on semigroups
2023 · Jafar, Ahmed, Ajebbar, Omar, et al. · arXiv (Cornell University)
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A system of cosine-sine functional equations on a semigroup generated by its squares
2022 · Ajebbar, Omar, Elqorachi, Elhoucien · arXiv (Cornell University)
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The Stability of a Cosine-sine Functional Equation on Abelian Groups
2019 · Omar Ajebbar, Elhoucien Elqorachi, et al. · Nonlinear functional analysis and applications
A generalization of d'Alembert's functional equation on semigroups
2019 · Ajebbar, Omar, Elqorachi, Elhoucien · arXiv (Cornell University)
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Extensions of the Cosine-Sine functional equation
2019 · Ajebbar, Omar, Elqorachi, Elhoucien · arXiv (Cornell University)
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The stability of a Cosine-Sine Functional Equation on abelian groups
2018 · Omar, Ajebbar, Elhoucien, Elqorachi, et al. · arXiv (Cornell University)
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Works count: 26
Citation count: 40
H-index: 3
I10-index: 1
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