مقالات علمی چاپ شده در مجلات
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"Additive maps related to Lie structure on factor von Neumann algebras"
Hoger Ghahramani,
Behrooz Fadaee
The Journal of Analysis,
2024
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"Centralizer-Like Additive Maps on the Lie Structure of Banach Algebras"
Hoger Ghahramani
Bulletin of the Malaysian Mathematical Sciences Society,
2024
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"Lie centralizers and commutant preserving maps on generalized matrix algebras"
Hoger Ghahramani,
Amir Hossein Mokhtari,
Feng Wei
Journal of Algebra and Its Applications,
2024
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"Linearity of (generalized) $$*$$-Lie derivations and their structures on $$*$$-algebras"
Hoger Ghahramani,
Behrooz Fadaee,
Wu Jing
Advances in Operator Theory,
2024
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"On Lie triple centralizers of von Neumann algebras"
Hoger Ghahramani,
Behrooz Fadaee
Operators and Matrices,
2024
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"Lie superderivations on unital algebras with idempotents"
Hoger Ghahramani,
Layla HaydariZadeh
Communications in Algebra,
2024
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"POSNER’S FIRST THEOREM FOR PRIME MODULES"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Tahereh Rezaei
Khayyam Journal of Mathematics,
2024
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"Derivable maps at commutative products on Banach algebras"
Hoger Ghahramani,
Abbas Zivari Kazempour
Acta Scientiarum Mathematicarum,
2024
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"LIE CENTRALIZERS AND GENERALIZED LIE DERIVATIONS AT ZERO PRODUCTS"
Hoger Ghahramani,
Ajda Fosner,
Feng Wei
Rocky Mountain Journal of Mathematics,
2023
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"Equivalent characterization of right (left) centralizers or centralizers on Banach algebras"
Hoger Ghahramani,
satari saman,
Ghazal Moradkhani
Journal of Linear and Topological Algebra (JLTA),
2023
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"Lie triple centralizers on generalized matrix algebras"
Hoger Ghahramani,
Behrooz Fadaee,
Wu Jing
Quaestiones Mathematicae,
2023
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"Anti-derivations on triangular rings"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Tahereh Rezaei
Khayyam Journal of Mathematics,
2023
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"Some Generalizations of $$*$$-Lie Derivable Mappings and Their Characterization on Standard Operator Algebras"
Hoger Ghahramani,
Haidar Moradi,
Behrooz Fadaee
Bulletin of the Iranian Mathematical Society,
2023
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"Relative Amenability of Banach Algebras"
Hoger Ghahramani,
Vania Khodakarami,
Esmaeil Feizi
FILOMAT,
2022
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"Centralizers of Lie Structure of Triangular Algebras"
Hoger Ghahramani,
Behrooz Fadaee,
Ajda Fosner
Results in Mathematics,
2022
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"Characterizing linear maps of standard operator algebras through orthogonality"
Hoger Ghahramani,
Amir Hossein Mokhtari
Acta Scientiarum Mathematicarum,
2022
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"Anti-derivable linear maps at zero on standard operator algebras"
Hoger Ghahramani,
Kamal Fallahi
ACTA MATHEMATICA HUNGARICA,
2022
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"Lie centralizers at the zero products on generalized matrix algebras"
Hoger Ghahramani,
Behrooz Fadaee
Journal of Algebra and Its Applications,
2022
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"Characterizing Jordan Derivable Maps on Triangular Rings by Local Actions"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Tahereh Rezaei
Journal of Mathematics,
2022
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"Lie centralizers at zero products on a class of operator algebras"
Hoger Ghahramani,
Wu Jing
Annals of Functional Analysis,
2021
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"Automatic Continuity of Derivations on Semidirect Products of Banach Algebras"
Hoger Ghahramani,
Hamid Farhadi
Bulletin of the Iranian Mathematical Society,
2021
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"The first Cohomology Group of Semidirect Products of Banach Algebras"
Hoger Ghahramani,
Hamid Farhadi
Iranian Journal of Science and Technology Transaction A-Science,
2021
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"Ternary derivations of nest algebras"
Hoger Ghahramani,
Ajda Fosner
Operators and Matrices,
2021
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"Generalized Derivations and Generalized Jordan Derivations of Quaternion Rings"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Layla HaydariZadeh
Iranian Journal of Science and Technology Transaction A-Science,
2021
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"Lie Maps on Triangular Algebras Without Assuming Unity"
Hoger Ghahramani,
Ronak Behfar
Mediterranean Journal of Mathematics,
2021
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"A note on zero Lie product determined nest algebras as Banach algebras"
Hoger Ghahramani,
Vania Khodakarami,
Kamal Fallahi
Wavelets and Linear Algebra,
2021
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"On derivations, biderivations and superbiderivations of quaternion rings"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Sabrieh Safari
Rendiconti del Circolo Matematico di Palermo,
2021
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"Ideal submodules and topologicallycomplementable submodules of Hilbert C*-modules"
Hoger Ghahramani,
satari saman
LINEAR & MULTILINEAR ALGEBRA,
2020
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"LINEAR MAPS ON BLOCK UPPER TRIANGULAR MATRIX ALGEBRAS BEHAVING LIKE JORDAN DERIVATIONS THROUGH COMMUTATIVE ZERO PRODUCTS"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Layla HaydariZadeh
Operators and Matrices,
2020
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"Linear Maps on $$C^\star $$C⋆-Algebras Behaving like (Anti-)derivations at Orthogonal Elements"
Hoger Ghahramani,
Behrooz Fadaee
Bulletin of the Malaysian Mathematical Sciences Society,
2020
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"THE FIRST COHOMOLOGY GROUP OF BANACH INVERSE SEMIGROUP ALGEBRAS WITH COEFFICIENTS IN -EMBEDDED BANACH BIMODULES"
Hoger Ghahramani
Bulletin of the Australian Mathematical Society,
2020
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"The First and Second Hochschild Cohomology Groups of Banach Algebras with Coefficients in Special Symmetric Bimodules"
Hoger Ghahramani,
Vania Khodakarami,
Esmaeil Feizi
Complex Analysis and Operator Theory,
2020
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"CHARACTERIZATION OF LINEAR MAPPINGS ON (BANACH) *-ALGEBRAS BY SIMILAR PROPERTIES TO DERIVATIONS"
Hoger Ghahramani,
Behrooz Fadaee,
Kamal Fallahi
Mathematica Slovaca,
2020
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"Left Ideal Preserving Maps on Triangular Algebras"
Hoger Ghahramani
Iranian Journal of Science and Technology Transaction A-Science,
2020
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"Integral Type Contractions in Partially Ordered Metric Spaces and Best Proximity Point"
Hoger Ghahramani,
Kamal Fallahi,
Ghasem Soleimani Rad
Iranian Journal of Science and Technology Transaction A-Science,
2020
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"The first cohomology group of some operator algebras on Hilbert C*-modules"
Hoger Ghahramani,
satari saman
STUDIA SCIENTIARUM MATHEMATICARUM HUNGARICA,
2020
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"Some Notes on Semidirect Products of Banach Algebras"
Hoger Ghahramani,
Hamid Farhadi
Results in Mathematics,
2019
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"2n-Weak module amenability of semigroup algebras"
Hoger Ghahramani,
Kamal Fallahi
Linear and Topological Algebra,
2019
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"On the Lie derivations and generalized Lie derivations of quaternion rings"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Layla HaydariZadeh
COMMUNICATIONS IN ALGEBRA,
2019
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"Linear Maps on Standard Operator Algebras Characterized by Action on Zero Products"
Hoger Ghahramani,
Behrooz Fadaee,
Amin Barari
Bulletin of the Iranian Mathematical Society,
2019
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"LEFT DERIVABLE MAPS AT NON-TRIVIAL IDEMPOTENTS ON NEST ALGEBRAS"
Hoger Ghahramani,
satari saman
Annales Mathematicae Silesianae,
2019
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"CHARACTERIZATION OF REFLEXIVE CLOSURE OF SOME OPERATOR ALGEBRAS ACTING ON HILBERT C*-MODULES"
Hoger Ghahramani,
satari saman
ACTA MATHEMATICA HUNGARICA,
2019
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"Linear Maps on Group Algebras Determined by the Action of the Derivations or Anti-derivations on a Set of Orthogonal Elements"
Hoger Ghahramani
Results in Mathematics,
2018
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"Linear Maps on *-Algebras Acting on Orthogonal Elements Like Derivations or Anti-Derivations"
Hoger Ghahramani,
Z. Patrick Pan
FILOMAT,
2018
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"Jordan left derivations at the idempotent elements on reflexive algebras"
Hoger Ghahramani,
Behrooz Fadaee
PUBLICATIONES MATHEMATICAE-DEBRECEN,
2018
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"Characterizing Jordan Maps on Triangular Rings Through Commutative Zero Products"
Hoger Ghahramani
Mediterranean Journal of Mathematics,
2018
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"Some questions concerning superderivations on Z2-graded rings"
Mohammad Nader ghosseiri,
Hoger Ghahramani,
Sabrieh Safari
Aequationes mathematicae,
2017
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"On Centralizers of Banach Algebras"
Hoger Ghahramani
Bulletin of the Malaysian Mathematical Sciences Society,
2015
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"JORDAN DERIVATIONS ON BLOCK UPPER TRIANGULAR MATRIX ALGEBRAS"
Hoger Ghahramani
Operators and Matrices,
2015
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"CHARACTERIZING JORDAN DERIVATIONS OF MATRIX RINGS THROUGH ZERO PRODUCTS"
Hoger Ghahramani
Mathematica Slovaca,
2015
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"Additive maps on some operator algebras behaving like $(\alpha,\beta)$-derivations or generalized $(\alpha,\beta)$-derivations at zero-product elements"
Hoger Ghahramani
Acta Mathematica Scientia,
2014
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"On derivations and Jordan derivations through zero products"
Hoger Ghahramani
Operators and Matrices,
2014
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"Jordan derivations on trivial extensions"
Hoger Ghahramani
Bulletin of the Iranian Mathematical Society,
2013
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"Zero product determined triangular algebras"
Hoger Ghahramani
LINEAR & MULTILINEAR ALGEBRA,
2013
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"ON RINGS DETERMINED BY ZERO PRODUCTS"
Hoger Ghahramani
Journal of Algebra and Its Applications,
2013
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"Zero product determined some nest algebras"
Hoger Ghahramani
Linear algebra and its applications,
2013
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"Skew polynomial rings of formal triangular matrix rings"
Hoger Ghahramani
JOURNAL OF ALGEBRA,
2012
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"EXISTENCE, AUTOMATIC CONTINUITY AND INVARIANT SUBMODULES OF GENERALIZED DERIVATIONS ON MODULES"
Hoger Ghahramani,
Gholam Hossein Esslamzadeh
Aequationes mathematicae,
2012
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"Additive mappings derivable at non-trivial idempotents on Banach algebras"
Hoger Ghahramani
LINEAR & MULTILINEAR ALGEBRA,
2012
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"DIFFERENTIAL POLYNOMIAL RINGS OF TRIANGULAR MATRIX RINGS"
Hoger Ghahramani,
Ahmad Moussavi
Bulletin of the Iranian Mathematical Society,
2008
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"رده ای از جبرهای عملگری تولید شده توسط خودتوان ها"
هوگر قهرمانی،
بهروز فدایی
Wavelets and Linear Algebra،
1400
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"نگاشتهای خطی پیوسته روی جبرهای فون-نویمان با مقادیر مشابه پادمشتقها در عناصر متعامد"
هوگر قهرمانی،
بهروز فدایی،
کمال فلاحی
پژوهش های ریاضی،
1400
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"بررسی میزان تاثیر چند عامل (علاقه، وسایل آموزشی، روش تدریس) بر یادگیری هندسه"
هوگر قهرمانی،
بهروز فدایی
پژوهش در آموزش ریاضی،
1399
