Publications:
 J.L. Vilca Rodriguez, C.
Schneider and H. Usefi, The isomorphism problem for universal
enveloping algebras of fourdimensional solvable Lie algebras,
submitted. arXiv: 1903.06915
 J. Rahimipour Anaraki and H. Usefi, A comparative
study of feature selection methods on genomic datasets, 32th IEEE CBMS
International Symposium on Computerbased Medical Systems,
2019.
 J. Rahimipour Anaraki and
H. Usefi, A feature selection method based on perturbation theory,
Experts Systems with Applications, 127 (2019) 18. arXiv: 1902.09938
 S.
Siciliano and H. Usefi, Enveloping algebras that are principal ideal
rings, Journal of Pure and Applied Algebra, 221 (2017) 25732581.
arXiv:1701.00768
 S.
Siciliano and H. Usefi, Lie Properties of smash products, Israel
Journal of Mathematics, 217 (2017) 507518.
 S.
Siciliano and H. Usefi, Perfect and semiperfect restricted enveloping algebras, Journal of Algebra, 472 (2017), 507518. arXiv:1610.06516
 I.
Darijani and H.
Usefi, The classification of 5dimensional pnilpotent restricted Lie
algebras over perfect fields I, Journal of Algebra, 464 (2016), 97140. arXiv:1412.8377
 I. Blake, K. Murty and H.
Usefi, A note on diagonal and Hermitian surfaces, Advances in
Mathematics of Communications, 10 (2016) 753764. arXiv:1411.3706
 S.
Siciliano and H. Usefi, Restricted enveloping algebras whose skew and
symmetric elements are Lie metabelian, Forum Mathematicum, 28 (2016), no. 4, 807812. arXiv:1411.3713
 C.
Schneider and H. Usefi, The classification of pnilpotent restricted
Lie algebras of dimension at most 4, Forum Mathematicum, 28 (2016), no. 4, 713727. arXiv:1404.1047
 S.
Siciliano and H. Usefi, Engel condition on enveloping algebras of Lie
superalgebras, Journal of Pure and Applied Algebra, 219 (2015) 56315636. arXiv:1510.08904
 S.
Palamakumbura and H. Usefi, Database query privacy using Homomorphic
Encryptions, 2015 IEEE 14th Canadian Workshop on Information Theory
(CWIT).
 I. Blake, K. Murty and H.
Usefi, Higher dimensional varieties in coding,
2015 IEEE 14th Canadian Workshop on Information Theory (CWIT).
 S.
Siciliano and H. Usefi, Lie properties of restricted enveloping algebras,
Contemporary Mathematics, 652 (2015) 141152. arXiv:1510.08912
 H. Usefi, Isomorphism
invariants of enveloping algebras, Contemporary Mathematics, 634
(2015), 253265. arXiv:1411.3734
 H. Usefi, Lie identities on
enveloping algebras of restricted Lie superalgebras, Journal of
Algebra, 393 (2013), 120131.
 H. Usefi, Nonmatrix
polynomial identity enveloping algebras, Journal of Pure and Applied
Algebra, 217 (2013), 20502055. arXiv:1302.5825
 S.
Siciliano and H. Usefi, Lie solvable enveloping algebras in
characteristic two, Journal of Algebra, 382 (2013), 314331. arXiv:1302.5819
 S.
Siciliano and H. Usefi, Lie identities on symmetric elements of
restricted enveloping algebras, Israel Journal of Mathematics, 195
(2013), 9991012.
 J.
Bergen, D.M.
Riley and H.
Usefi, Lie
superalgebras whose enveloping
algebras satisfy
a nonmatrix polynomial identity, Israel Journal of
Mathematics, 196 (2013), 161173.
 C.
Schneider and H. Usefi, The
isomorphism problem for universal enveloping algebras of nilpotent Lie
algebras, Journal
of Algebra, 337 (2011), 126140.
arXiv:1006.1341
 S.
Siciliano and H. Usefi,
Subideals of Lie superalgebras,
Journal of Algebra, 332 (2011), 469479.
 M.R.
Bremner and H. Usefi,
Enveloping algebras
of the nilpotent Malcev algebra of dimension five, Algebras and
Representation Theory, 13 (2010), No. 4, 407425 . arXiv:1008.2728
 H.
Usefi,
Isomorphism
invariants of restricted enveloping algebras, Pacific Journal of
Mathematics, 246
(2010), No. 2, 487–494. arXiv:0804.2281
 M.R.
Bremner, I.R. Hentzel,
L.A. Peresi, M.V. Tvalavadze, H.
Usefi, Enveloping
algebras of Malcev algebras, Comment.
Math. Univ.
Carolinae, 51 2
(2010) 157174. arXiv:1008.2388
 M.R.
Bremner, I.R. Hentzel,
L.A. Peresi, H. Usefi,
Universal
enveloping algebras of the fourdimensional Malcev algebra, Contemp.
Math., 483, (2009), 7390. PDF
 H.
Usefi, The
restricted
isomorphism problem for metacyclic restricted Lie algebras, Proceedings
of the AMS, 136
(2008),
no. 12, 41254133. PDF
 H.
Usefi,
Identifications in
modular group algebras, Journal of Pure and
Applied
Algebra,
212 (2008), issue 10, 21822189. PDF
 H.
Usefi, The
Fox
Problem for
free restricted Lie algebras, International Journal of
Algebra
and
Computation, 18 (2008),
no. 2, 271283. PDF
 H.
Usefi,
Foxtype
problems in
enveloping algebras, Journal of Algebra, 319
(2008) 2489–2495. PDF
 D.M.
Riley and H. Usefi, The
isomorphism
problem for universal enveloping algebras of Lie
algebras, Algebras
and
Representation Theory, 10
(2007), no. 6, 517532. PDF
 D.M.
Riley and H. Usefi,
Restricted Lie
algebras with
subexponential growth, Contemp.
Math., 420 (2006),
289294. PDF
 D.M.
Riley and H. Usefi, Lie
algebras with
finite GelfandKirillov dimension, Proceedings
of the AMS, 133 (2005),
no. 6,15691572. PDF
 H.
Usefi and R.
ZaareNahandi, A
note on
minors of
a generalized Hankel matrix, International
Mathematical Journal, 3
(2003),
no. 11, 1197
 1201. PDF
