ابراهیم هاشمی

محتوای الکترونیک

• مبانی ماتریس ها و جبر خطی [کارشناسی]
• نظریه حلقه های 2 (دکتری) [دکتری]

تابلوی اعلانات

زمینه‌های تدریس

• جبر 1، 2، 3
• جبر خطی
• جبر پیشرفته
• معادلات ديفرانسيل
• نظريه حلقه ها

سرپرستی پایان‌نامه‌ها

مقالات و کتب

• "نتايجي درمورد انرژی ماتريس لاپلاسین بدون علامت فاصله‌ی مینیمم احاطه‌گری در گراف‌ها"، پژوهش‌های نوین در ریاضی، 13، 13، 75-82، 2018-07-05
• "EXTENSIONS OF RINGS OVER 2-PRIMAL RINGS"، LE MATEMATICHE، 1، 1، 141-162، 2640-08-29
• "کران‌هايی برای مقادير ويژه ماتريس فاصله تعميم‌يافته در گراف‌ها"، پژوهش‌های نوين در رياضی، 1، 1، 1-14


• "Zero-divisor Graphs of Ore Extensions Over Reversible Ring", Canadian Mathematical Bulletin, 0, 0, 794-805, 2017-01-01
• "Nilradicals of the unique product monoid rings", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 7, 7, 1750133-, 2017-05-01
• "On zero-divisor graphs of skew polynomial rings over non-commutative rings", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 3, 3, 1750056-, 2017-03-01
• "On Ore extension and skew power series rings with some restrictions on zero-divisors", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 9, 9, 1750164-, 2017-05-01
• "An Alternative Perspective on Skew Generalized Power Series Rings", Mediterranean Journal of Mathematics, 0, 0, -, 2017-01-01
• "On zero divisor graph of unique product monoid rings over Noetherian reversible ring", Categories and General Algebraic Structures with Applications, 0, 0, 95-113, 2016-01-01
• "ANSWERS TO SOME QUESTIONS CONCERNING RINGS WITH PROPERTY (A)", Proceedings of the Edinburgh Mathematical Society, 0, 0, -
• "On the diameter of the compressed zero-divisor graph", COMMUNICATIONS IN ALGEBRA, 11, 11, 4855-4864, 2017-11-01
• "Some types of ring elements in Ore extensions over noncommutative rings", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 11, 11, 1750201-, 2017-11-01
• "(sigma,delta)-Compatible Skew PBW Extension Ring", Kyungpook Mathematical Journal, 3, 3, 401-417, 2017-01-08
• "On generalized power series rings with some restrictions on zero-divisors", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 3, 3, 1850040-, 2018-03-01
• "On transfer of annihilator conditions of rings", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 10, 10, 1850199-, 2018-10-01
• "Further results on the distance signless Laplacian spectrum of graphs", Asian-European Journal of Mathematics, 3, 3, 1850066-, 2018-01-07
• "The cozero-divisor graph of a module", Asian-European Journal of Mathematics, 6, 6, 1850092-, 2018-11-01
• "The total graph of unfaithful submodules of a module over reversible rings", Asian-European Journal of Mathematics, 4, 4, 1750074-1750074
• "The total graph of non-zero annihilating ideals of a commutative ring", Communications of the Korean Mathematical Society, 2, 2, 379-395
• "ON CLEAN AND NIL CLEAN ELEMENTS IN SKEW T.U.P. MONOID RINGS", Bulletin of the Korean Mathematical Society, 6, 6, -
• "On zero-divisors of near-rings of polynomials", Quaestiones Mathematicae, 4, 4, 1-10
• "On property (A) and the socle of the f-ring Frm(P(R), L)", Categories and General Algebraic Structures with Applications, 1, 1, 61-80, 2018-01-01
• "ON SOME TYPE ELEMENTS OF ZERO-SYMMETRIC NEAR-RING OF POLYNOMIALS", JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY, 6, 6, 1-13
• "On diameter of the zero-divisor and the compressed zero-divisor graphs of skew Laurent polynomial rings", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 8, 8, 1-18
• "On the Distance Signless Laplacian Spectrum of Graphs", Bulletin of the Malaysian Mathematical Sciences Society, 1, 1, 1-19
• "Skew Generalized Power Series Rings and the McCoy Property", TAIWANESE JOURNAL OF MATHEMATICS, 3, 3, 1-23
• "On clean and regular elements of noncommutative ring extensions", COMMUNICATIONS IN ALGEBRA, 10, 10, 1-12
• "On Distance Signless Laplacian Spectrum and Energy of Graphs", Electronic Journal of Graph Theory and Applications, 2, 2, 326-340
• "ON THE JACOBSON RADICAL OF SKEW INVERSE LAURENT SERIES RING", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 9, 9, -
• "DIRECTED ZERO-DIVISOR GRAPH AND SKEW POWER SERIES RINGS", Transactions on Combinatorics, 4, 4, 43-57, 2018-12-01
• "Minimum covering reciprocal distance signless Laplacian energy of graphs", Acta Univ. Sapientiae, Informatica, 2, 2, 218-240, 2019-10-12
• "Domination number of graphs associated with rings", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 5, 5, 1-13, 2019-01-21
• "On extensions of Baer and quasi-Baer modules", Acta Univ. Sapientiae, Mathematica, 2, 2, 402-417, 2018-12-28
• "STUDY OF THE ANNIHILATOR IDEAL GRAPH OF A SEMICOMMUTATIVE RING", Commun. Korean Math. Soc., 2, 2, 415-427, 2019-04-01
• "BAER AND QUASI-BAER PROPERTIES OF SKEW PBW EXTENSIONS", Journal of Algebraic Systems, 1, 1, 1-24, 2019-06-01
• "ON QUASI-RADICAL OF NEAR-RING OF POLYNOMIALS", STUDIA SCIENTIARUM MATHEMATICARUM HUNGARICA, 2, 2, 252-259, 2019-06-01
• "THE TOTAL GRAPH OF ANNIHILATING ONE-SIDED IDEALS OF A RING", International Electronic Journal of Algebra, 1, 1, 61-76, 2020-01-07
• "A fresh look into skew inverse Laurent series rings", COMMUNICATIONS IN ALGEBRA, 48, 48, 13-1
• "Ore Extension Rings with Constant Products of Elements", Kyungpook Mathematical Journal, 4, 4, 603-615, 2019-12-01
• "Undirected Zero-Divisor Graphs and Unique Product Monoid Rings", ALGEBRA COLLOQUIUM, 4, 4, 665-676, 2019-12-01
• "On the sum of the distance signless Laplacian eigenvalues of a graph and some inequalities involving them", Discrete Mathematics, Algorithms and Applications, 1, 1, 2050006-
• "On clean and regular elements of near-ring of skew polynomials", COMMUNICATIONS IN ALGEBRA, 6, 6, 1-15
• "A CLASSIFICATION OF RING ELEMENTS IN SKEW PBW EXTENSIONS OVER COMPATIBLE RINGS", International Electronic Journal of Algebra, 28, 28, 97-75, 2020-07-01
• "On the Diameter of Compressed Zero-Divisor Graphs of Ore Extensions", Filomat, 7, 7, 2387-2400
• "On the structure of zero-divisor elements in near-ring of skew formal power series", Communications of the Korean Mathematical Society, 4, 4, 1-11
• "On skew polynomials over Ikeda-Nakayama rings", COMMUNICATIONS IN ALGEBRA, 12, 12, 1-17
• "On annihilator ideals in skew power series rings", COMMUNICATIONS IN ALGEBRA, 0, 0, 1-12
• "Nearring of ore extensions: Zero-divisors and regular elements", JOURNAL OF ALGEBRA AND ITS APPLICATIONS, 5, 5, 1-23
• "An Alternative Perspective of Near-rings of Polynomials and Power series", Kyungpook Mathematical Journal, 3, 3, 437-453
• "Some upper and lower bounds for Dα-energy of graphs", Journal of Algebra Combinatorics Discrete Structures and Applications, 2, 2, 73-86, 2023-01-10
• "ON SUM ANNIHILATOR IDEALS IN ORE EXTENSIONS", Hacettepe Journal of Mathematics and Statistics, 0, 0, 1-10, 2023-12-31
• "On left annihilating content polynomials and power series", COMMUNICATIONS IN ALGEBRA, 9, 9, 3859-3870
• "On the sum of annihilators in Monoid rings", Revista de la Real Academia de Ciencias Exactas Fisicas y Naturales Serie A-Matematicas, 4, 4, -

• "بررسی مجموعه ی عناصر پوچ توان حلقه های تکواری اریب", 44 مین کنفرانس سالانه ریاضی ایران, مشهد, 2010-09-06
• "Zero divizor graphs of u.p.monoid rings over commutative Noetherian rings", The 45th Annual Iranian Mathematics Conference, سمنان, 2010-06-09
• "On directed zero-divisor graphs of Ore extensions over reversible rings", 25th Iranian Algebra Seminar, 2017-07-07
• "On extensions of rings with Property (A)", 25th Iranian Algebra Seminar, 2017-07-07
• "On right strongly Hopfian property of skew generalized power series rings", 4th Seminar on Algebra and its applications, 2016-08-09
• "Zero-divisor graphs of polynomials and power series over reversible rings", 4th Seminar on Algebra and its applications, 2016-08-09
• "On Constant Products Of Elements In Skew t.u.p. Monoid Rings", اولین کنفرانس منطقه ای علوم ریاضی و کاربردها, ایران, اهواز, 2017-12-20
• "THE REGULAR ELEMENTS IN ORE EXTENSION RINGS", چهل و نهمین کنفرانس ریاضی ایران, ایران, تهران, 2018-08-23
• "Annihilator Conditions on skew Poincare-Birkhoff-Witt Extensions", چهل و نهمین کنفرانس ریاضی ایران, ایران, تهران, 2018-08-23
• "Some new bounds for the distance signless Laplacian energy of graphs", Second Local Conference of Mathematical Science and Applications, ایران, بهبهان, 2020-02-12
• "On the reciprocal distance signless Laplacian eigenvalues of graphs", Second Local Conference of Mathematical Science and Applications, ایران, بهبهان, 2020-02-12
• "On regular elements in near-ring of formal power series", International Conference on Recent Achievements in Mathematical Science, ایران, یزد, 2020-02-01
• "On the compressed zero-divisor graph over non-commutative rings", The 5oth Annual Iranian Mathematics Conference, ایران, شیراز, 2019-08-26
• "SURVEY ON RADICAL-THEORETIC PROPERTIES OVER SKEW INVERSE LAURENT SERIES RINGS", The 55th Annual Iranian Mathematics Conference, ایران, مشهد, 2024-08-14

پروژه‌های تحقیقاتی

سوابق پژوهشی و اجرایی

دانشجویان دکتری

• ابوالفضل علی بمانی، ریاضی محض- جبر ناجابجایی
• اغول امان تکه ای ، ریاضی محض- جبر ناجابجابی
• رضیه امیرجان، ریاضی محض- جبر ناجابجایی
• سارا قره گزلی، ریاضی محض- جبر ناجابجابی
• سخی کوثری، ریاضی محض- جبر ناجابجابی
• علی اصغر استاجی ، ریاضی محض- جبر ناجابجایی
• فاطمه شکوهی فر، ریاضی محض- جبر ناجابجایی
• مرضیه یزدانفر، ریاضی محض- جبر ناجابجایی
• مریم حمیدی زاده، ریاضی محض- جبر ناجابجایی
• منا عبدی، ریاضی محض- جبر ناجابجایی
• مهسا پیکانیان، ریاضی محض- جبر ناجابجایی
• نسترن ناصری پور، ریاضی محض- جبر ناجابجابی
• هیلا آقانیا، ریاضی محض- جبر ناجابجابی

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