List of Publications

78 . Amir Hashemi and Daniel Lichtblau

"On the complexity of linear algebra operations over algebraic extension fields"

Computer Algebra in Scientific Computing (CASC 2023), Havana, Cuba, 2023.

Lecture Notes in Computer Science, Volume 14139, pages 141--161, 2023.

77 . Amir Hashemi and Matthias Orth and Werner M. Seiler

"Recursive structures in involutive bases theory"

Journal of Symbolic Computation, Volume 118, pages 32--68, 2023.

76 . Amir Hashemi and H. Michael Moller

"A new algorithm for computing staggered linear bases"

Journal of Symbolic Computation, Volume 117, pages 1--14, 2023.

75 . Amir Hashemi and Matthias Orth and Werner M. Seiler

"Complementary decompositions of monomial ideals and involutive bases"

Applicable Algebra in Engineering, Communication and Computing, Volume 33, page 791--821, 2022.

74 . Amir Hashemi and Francois Ollivier 

"Une generalisation du critere de Boulier--Buchberger pour le calcul des ensembles caracteristiques d’ideaux differentiels"

Comptes Rendus. Mathématique, Volume 360, pages 255--264, 2022.

73 . Amir Hashemi and Hossein Parnian and Werner M. Seiler

"Computation of Macaulay constants and degree bounds for Grobner bases"

Journal of Symbolic Computation, Volume 111, pages 44--60, 2022.

72 . Amir Hashemi and Masoumeh Javanbakht

"On the construction of staggered linear bases"

Journal of Algebra and Its Applications, Volume 20, Number 8, Article No. 2150132 (20 pages), 2021.

71 . Thomas Fernique  and Amir Hashemi and Olga Sizova

"Compact packings of the plane with three sizes of discs"

Discrete & Computational Geometry, Volume 66, Issue 2, pages 613--635, 2021.

70 . Amir Hashemi and Matthias Orth and Werner M. Seiler

"Relative Grobner and involutive bases for ideals in quotient rings"

Mathematics in Computer Science, Volume 15, Issue 3, page 453--482, 2021.

69 . Amir Hashemi and Thomas Izgin and Daniel Robertz and Werner M. Seiler

"An involutive GVW algorithm and the computation of Pommaret bases"

Mathematics in Computer Science, Volume 15, Issue 3, page 419--452, 2021.

68 . Amir Hashemi and Hossein Parnian and Werner M. Seiler

"Degree upper bounds for involutive bases"

Mathematics in Computer Science, Volume 15, Issue 2, page 233--254, 2021.

67 . Amir Hashemi and Joos Heintz and Luis M. Pardo and Pablo Solerno

"On Bezout inequalities for non-homogeneous polynomial ideals"

Journal of Symbolic Computation, Volume 106, pages 1--22, 2021.

66 . Nasibeh Aramideh and Amir Hashemi and Werner M. Seiler

"Computing the resolution regularity of bi-homogeneous ideals"

Journal of Symbolic Computation, Volume 103, pages 141--156, 2021.

65 . Benyamin M.-Alizadeh and Amir Hashemi

"Deterministic normal position transformation and its applications"

Theoretical Computer Science, Volume 842, pages 50--64, 2020.

64 . Amir Hashemi and Joos Heintz and Luis M. Pardo and Pablo Solerno

"Intrinsic complexity for constructing zero-Dimensional Grobner bases"

Computer Algebra in Scientific Computing (CASC 2020), Linz, Austria, 2020.

Lecture Notes in Computer Science, Volume 12291, pages 245--265, 2020.

63 . Amir Hashemi and Masoumeh Javanbakht

"Computing H-bases via minimal bases for syzygy modules"

 Linear and Multilinear Algebra, Volume 68, Issue 7,  pages 1277--1301, 2020.

62 . Amir Hashemi and Martin Kreuzer and Samira Pourkhajouei

"Computing coupled border bases"

Mathematics in Computer Science, Volume 14, Issue 1, page 123--140, 2020.

61 . Amir Hashemi and Werner M. Seiler

"Dimension and depth dependent upper bounds in polynomial ideal theory"

Journal of Symbolic Computation, Volume 98, pages 47--64, 2020.

60 . Amir Hashemi and Hossein Parnian and Werner M. Seiler

"Noether Bases and Their Applications"

Bulletin of the Iranian Mathematical Society, Volume 45, Number 5, pages 1283--1301 , 2019.

59 . Amir Hashemi and Masoumeh Javanbakht and Leila Sharifan

"Refined algorithm to compute minimal H-bases"

Bull. Math. Soc. Sci. Math. Roumanie, Volume 62, Number 3, pages 277--294, 2019.

58 . Amir Hashemi and Mahsa Kazemi

"Parametric standard bases and their applications"

Computer Algebra in Scientific Computing (CASC 2019), Moscow, Russia, 2019.

Lecture Notes in Computer Science, Volume 11661, pages 179--196, 2019.

57 . Amir Hashemi and Martin Kreuzer and Samira Pourkhajouei

"Computing all border bases for ideals of points"

Journal of Algebra and Its Applications, Volume 18, Number 6, Article No. 1950102 (23 pages), 2019.

56 . Thomas Fernique  and Amir Hashemi and Olga Sizova

"Compact Packings of the Plane with Three Sizes of Discs"

International Conference on Discrete Geometry for Computer Imagery (DGCI 2019), Paris, France, 2019.

Lecture Notes in Computer Science, Volume 11414 , pages 420--431, 2019.

55 .  Amir Hashemi and Masoumeh Javanbakht and H. Michael Moller

" Degree upper bounds for H-bases"

Le Matematiche, Volume 73, Number 3, pages 383--405, 2018.

54 . Majid Gazor and Amir Hashemi and Mahsa Kazemi

"Grobner bases and multi-dimensional persistent bifurcation diagram classifications"

ACM Communications in Computer Algebra, Volume 52, Number 4, Issue 206, pages 120--122,  2018.

53 . Bentolhoda Binaei and Amir Hashemi and Werner M. Seiler

"Computation of Pommaret Bases Using Syzygies"

Computer Algebra in Scientific Computing (CASC 2018), Lille, France, 2018.

Lecture Notes in Computer Science, Volume 11077, pages 51--66, 2018.

52 . Amir Hashemi and  Mahdi Dehghani Darmian and  Marzieh Barkhordar

"Universal Grobner Basis for Parametric Polynomial Ideals"

International Congress on Mathematical Software (ICMS 2018), Notre Dame, USA, 2018.

Lecture Notes in Computer Science, Volume 10931 , pages 191--199, 2018.

51 . Bentolhoda Binaei and Amir Hashemi and Werner M. Seiler

"A Pommaret Bases Approach to the Degree of a Polynomial Ideal"

Applicable Algebra in Engineering, Communication and Computing, Volume 29, Issue 4, pages 283--301, 2018.

50 . Amir Hashemi and Michael Schweinfurter and Werner M. Seiler

"Deterministic Genericity for Polynomial Ideals"

Journal of Symbolic Computation, Volume 86, pages 20--50, 2018.

49 .  Sardar Anisul Haque and Amir Hashemi and Davood Mohajerani and  Marc Moreno Maza

"Plain, and Somehow Sparse, Univariate Polynomial Division on Graphics Processing Units"

Proceedings of the International Workshop on Parallel Symbolic Computation (PASCO'17), ACM Press, pages 1--10, 2017.

48 . Amir Hashemi and Werner M. Seiler

"Dimension-Dependent Upper Bounds for Grobner Bases"

Proceedings of the International Symposium on Symbolic and Algebraic Computation (ISSAC'17), ACM Press,  pages 189--196, 2017.

47 . Amir Hashemi  and  Mahdi Dehghani Darmian and  Marzieh Barkhordar

"Grobner Systems Conversion"

Mathematics in Computer Science, Volume 11, Issue 1, page 61--71, 2017.

46 . Mahdi Dehghani Darmian and Amir Hashemi

"Parametric FGLM algorithm"

Journal of Symbolic Computation, Volume 86, pages 38--56, 2017.

45 . Amir Hashemi and Delaram Talaashrafi

"A Note on Dynamic Grobner Bases Computation‎"

Computer Algebra in Scientific Computing (CASC 2016), Bucharest, Romania, 2016.

Lecture Notes in Computer Science, Volume 9890, pages 276--288, 2016.

44 . Bentolhoda Binaei and Amir Hashemi and Werner M. Seiler

"Improved Computation of Involutive Bases"

Computer Algebra in Scientific Computing (CASC 2016), Bucharest, Romania, 2016.

Lecture Notes in Computer Science, Volume 9890, pages 58--72, 2016.

43 . Masoud Sabzebari and Amir Hashemi and Benyamin M.-Alizadeh and Joel Merker

"Lie Algebras of Infinitesimal CR Automorphisms of Weighted Homogeneous and Homogeneous CR-Generic Submanifolds of C^N‎"

Filomat, Volume 30, Number 6, pages 1387--1411, 2016.

42 . Amir Hashemi and Farzad Mirzavand

"Simple Proofs of Some ‎Theorems ‎in ‎‎Resultant ‎Theory‎"

Miskolc Mathematical Notes, Volume 16, Number 1, pages 205--2011, 2015.

41 . Parisa Alvandi and Changbo Chen and Amir Hashemi and Marc Moreno Maza

"Regular Chains under Linear Changes of Coordinates and Applications"

Computer Algebra in Scientific Computing (CASC 2015), Aachen, Germany, 2015.

Lecture Notes in Computer Science, Volume 9301, pages 30--44, 2015.

40 . Mahmood Behboodi and Reza Beyranvand and Amir Hashemi and Hossein Khabazian

"Classification of Finite Rings: Theory and Algorithm"

Czechoslovak Mathematical Journal, Volume 64, Number 3, pages 641--658, 2014.

39 . Masoud Sabzebari and Amir Hashemi and Benyamin M.-Alizadeh and Joel Merker

"Applications of Differential Algebra for Computing Lie Algebras of Infnitesimal CR-automorphisms"

Science China Mathematics, Volume 57, Number 9, pages 1811--1834, 2014.

38 . Amir Hashemi and Michael Schweinfurter and Werner M. Seiler

"Deterministically Computing Reduction Numbers of Polynomial Ideals"

Computer Algebra in Scientific Computing (CASC 2014), Warsaw, Poland, 2014.

Lecture Notes in Computer Science, Volume 8660, pages 188--203, 2014.

37 . Amir Hashemi and Zahra Touraji

"An Improvement of Rosenfeld-Grobner Algorithm"

International Congress on Mathematical Software (ICMS 2014), Seoul, Korea, 2014.

Lecture Notes in Computer Science, Volume 8592, pages 466--471, 2014.

36 . Amir Hashemi

"Effective Computation of Radical of Ideals and Its Application to Invariant Theory"

International Congress on Mathematical Software (ICMS 2014), Seoul, Korea, 2014.

Lecture Notes in Computer Science, Volume 8592, pages 382--389, 2014.

35 . Amir Hashemi

"Solving Linear System of Equations over Integers with Groebner Bases"

Acta Arithmetica, Volume 163, Number 3, pages 261--270, 2014.

34 . Vladimir P. Gerdt and Amir Hashemi and Benyamin M.-Alizadeh

"Involutive Bases Algorithm Incorporating F5 Criterion"

Journal of Symbolic Computation, Volume 59, pages 1--20, 2013.

33 . Amir Hashemi and Benyamin M.-Alizadeh and Monireh Riahi

"Invariant G2V Algorithm for Computing SAGBI-Grobner Bases"

Science China Mathematics, Volume 56, Number 9, pages 1781--1794, 2013.

32 . Amir Hashemi and Zahra Ghaeli

"A Note on Grobner Bases and Graph Colorings"

Miskolc Mathematical Notes, Volume 14, Number 1, pages 103--109, 2013.

31 . Amir Hashemi and Parisa Alvandi

"Applying Buchberger’s Criteria for Computing Grobner Basis over Finite Chain Rings"

Journal of Algebra and its Applications, Volume 12, Number 7, pages 1350034(1)--1350034(15), 2013.

30 . Amir Hashemi and Benyamin M.-Alizadeh

"Computing Minimal Polynomial of Matrices over Algebraic Extension Fields"

Bull. Math. Soc. Sci. Math. Roumanie, Volume 56, Number 2, pages 217--228, 2013.

29 . Amir Hashemi and Mahzad Kalantari and Michel Kasser

"Direct Calculation of the 7 Parameters Transformation Problem"

Applied Mathematics and Information Sciences, Volume 7, Issue 4, pages 1375--1382, 2013.

28. Vladimir P. Gerdt and Amir Hashemi

"On Application of Buchberger's Criteria in G2V Algorithm for Computing Grobner Bases"

Programming and Computer Software, Volume 39, Issue 2, pages 81--90, 2013.

27 . Amir Hashemi and Benyamin M.-Alizadeh and Mahdi Dehghani

"Minimal Polynomial Systems for Parametric Matrices"

Linear and Multilinear Algebra, Volume 61, Issue 2, pages 265--272, 2013.

26 . Amir Hashemi and Mahdi Dehghani and Benyamin M.-Alizadeh

"Applying Buchberger's Criteria on Montes DISPGB Algorithm"

Bulletin of the Iranian Mathematical Society, Volume 38, Number 3, pages 715--724, 2012.

25 . Amir Hashemi and Michael Schweinfurter and Werner M. Seiler

"Quasi-Stability Versus Genericity"

Computer Algebra in Scientific Computing (CASC 2012), Maribor, Slovenia, 2012.

Lecture Notes in Computer Science, Volume 7442, pages 172--184, 2012.

24 . Amir Hashemi and Vladimir P. Gerdt

"Comprehensive Involutive Systems"

Computer Algebra in Scientific Computing (CASC 2012), Maribor, Slovenia, 2012.

Lecture Notes in Computer Science, Volume 7442, pages 98--116, 2012.

23 . Vladimir P. Gerdt and Amir Hashemi and Benyamin M.-Alizadeh

"A Variant of Gerdt's Algorithm for Computing Involutive Bases"

Bulletin of PFUR. Series Mathematics. Information Sciences. Physics. Number 2, pages 65--76, 2012.

22 . Amir Hashemi and Benyamin M.-Alizadeh

"Using Grobner Bases for Factoring Polynomials over Algebraic Extension Fields"

Journal of Algebra and its Applications, Volume 11, Issue 1, pages 1--9, 2012.

21 . Amir Hashemi

"Efficient Computation of Castelnuovo-Mumford Regularity"

Mathematics of Computation, Volume 81, Number 278, pages 1163--1177, 2012

20 . Amir Hashemi and Daniel Lazard

"Sharper Complexity Bounds for Zero-dimensional Grobner Bases and Polynomial System Solving"

International Journal of Algebra and Computation, Volume 21, Number 5, pages 703--713, 2011.

19 . Amir Hashemi and Benyamin M.-Alizadeh

"Applying IsRewritten Criterion on Buchberger Algorithm"

Theoretical Computer Science, Volume 412, Issue 35, pages 4592--4603, 2011.

18 . Mahdi Dehghani and Amir Hashemi and Antonio Montes

"Erratum to "A New Algorithm for Discussing Grobner Bases with Parameters" [J.S.C. 33(1-2)(2002) 183-208]"

Journal of Symbolic Computation, Volume 46, Issue 10, pages 1187--1188, 2011.

17 . Mahzad Kalantari and Amir Hashemi and Frank Jung and Jean Pierre Guedon

"A New Solution to the Relative Orientation Problem Using Only 3 Points and the Vertical Direction"

Journal of Mathematical Imaging and Vision, Volume 39, Number 3, pages 259--268, 2011.

16 . Gwenole Ars and Amir Hashemi

"Computing Syzygies by Faugère’s F5 Algorithm"

Results in Mathematics, Volume 59, Numbers 1-2, pages 35--42, 2011.

15 . Mahzad Kalantari and Amir Hashemi and Frank Jung and Jean Pierre Guedon

"Orientation Relative a Partir de 3 Points Homologues et de la Direction Verticale"

Traitement du signal, Volume 27, Issue 3, pages 325--348, 2010.

14 . Amir Hashemi

"Strong Noether Position and Stabilized Regularities"

Communications in Algebra, Volume 38, Issue 2, pages 515--533, 2010.

13 . Amir Hashemi and Mahzad Kalantari

"A Hybrid Algorithm for Solving 7 Parameters Transformation"

11th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing (SYNASC'2009), Timisoara, Romania , 2009.

IEEE Computer Society Press, 37--44 (DOI 10.1109/SYNASC.2009.17).

12 . Amir Hashemi and Gwenole Ars

"Extended F5 Criteria"

Effective Methods in Algebraic Geometry (MEGA'2009), Barcelona, Spain, 2009.

Journal of Symbolic Computation, Volume 45, Issue 12, pages 1330--1340, 2010.

11 . Amir Hashemi

"Nullstellensatze for Zero-dimensional Grobner Bases"

Computational Complexity, Volume 18, Number 1, pages 155--168, 2009.

10 . Amir Hashemi

"Efficient Algorithms for Computing Noether Normalization"

8th Asian Symposium on Computer Mathematics (ASCM'2007), Singapore, 2007.

Lecture Notes in Computer Science, Volume 5081, pages 97--107, 2008.

9 . Amir Hashemi and Gwenole Ars

"Efficient Computation of Syzygies by Faugere's F5 Algorithm"

Second International Conference on Mathematical Aspects of Computer and Information Sciences (MACIS'2007), Paris, France, 2007.

International Conference on Applications of Computer Algebra (ACA'2007), Okland University, Rochester, MI, USA, 2007.

8 . Amir Hashemi

"Polynomial-Time Algorithm for Hilbert Series of Borel Type Ideals"

Proceedings of international workshop on Symbolic-numeric computation (SNC'2007),

London, Ontario, Canada, pages 97--102, 2007.

7 . Amir Hashemi

"Polynomial Complexity for Hilbert Series of Borel Type Ideals"

Albanian Journal of Mathematics, Volume 1, Number 3, pages 145--155, 2007.

6 . Amir Daneshgar and Amir Hashemi

"Fuzzy Sets From a Meta-System-Theoretic Point of View"

Iranian Journal of Fuzzy Systems, Vol. 3, No. 2, pages 1--19, 2006.

5 . Amir Hashemi

"Strong Noether Position",

Second International Congress on Mathematical Software (ICMS'2006) Castro Urdiales, Spain, 2006.

4 . Amir Hashemi

"Structure and Complexity of Grobner Bases"

Ph.D. thesis, Universite Paris 6, France, 2006.

3 . Amir Hashemi and Daniel Lazard

"Almost polynomial Complexity for Zero-dimensional Grobner Bases"

In Sung-il Pae, Hyungju Park, editors, Proceedings of the 7th Asian Symposium on Computer Mathematics (ASCM'2005), Seoul, Korea, pages 16--21 2005.

2 . Amir Hashemi and Farhad Rahmati

"A Note on the Fitting Ideals in Free Resolutions"

Kyungpook math. journal in Taegu, Korea, Volume 41, Number 2, pages 229--233, 2001.

1 . Amir Daneshgar and Amir Hashemi

"A General Model for I/O System Theory"

Proceedings of the 31st Iranian Mathematics Conference (IMC'2000), 292--299, Tehran university, Tehran, Iran, 2000.