Research Interests:
 Optimization:
Convex Optimization, Optimization on (Matrix) Manifolds
 Geometric Analysis:
Analysis on Hadamard Spaces, Metric Geometry, Nonlinear Ergodic Theory
 Mathematical Physics:
Distribution Theory, Operator Theory, Mathematics of Quantum Theory
Publications:
 Representation and Spacetime: The Hole Argument Revisited, (with A. Yaghmaei, S. Masoumi and M. Moniri), International Studies in Philosophy of Science, 2022.

 Newton’s optimization method in geodesic spaces (in Persian). FARHANG VA ANDISHEH YE RIAZI, Iranian Mathematical Society, 40, n0. 69, 2346, 2022.
 The exponential of quasi blockToeplitz matrices, (with E.Bolourchian) Acta Mathematica Scientia, 42, 1018–1034, 2022.
 Approximate Diagonalization of some Toeplitz Operators and Matrices, (with Nobari) Linear and Multilinear Algebra, 2021.
 An approximate method for structured distance to normality of Toeplitz operators, (with E.Bolourchian) Quarterly of Applied Mathematics, 79, 431443, 2021.
 Wasserstein barycenters in the manifold of all positive definite matrices, (joint with Nobari) Quarterly of Applied Mathematics, AMS 77 655669, 2019.
 Strongly continuous semigroups on locally finite graphs, Quaestiones Mathematicae, Vol. 42, Issue 10, ,13011311, 2019.
 A geometric mean for Toeplitz and Toeplitzblock blockToeplitz matrices, (joint with Nobari) Linear Algebra and its Applications, Vol. 548, 189202, 2018.
 A note on coaccretive operators and gradient flows in Hadamard spaces, Journal of Nonlinear and Convex Analysis, Vol. 18, No. 12, 21992208, 2017.
 Nonlinear ergodic theorems for amenable semigroups of nonexpansive mappings in Hadamard spaces, Journal of Fixed Point Theory and Applications, No.17, 717731, 2015.
 Weak topologies in complete CAT(0) metric spaces, Proc. Amer. Math. Soc., Vol.141, No. 3, 1029 1039, 2013.
 Nonlinear ergodic theorems in complete nonpositive curvature metric space, (joint with Amini) Bull. Iran. Math. Soc., Vol.37, No. 3, 1120, 2011.
 Duality and subdifferential for convex functions on complete CAT(0) metric spaces, (joint with Amini) Nonlinear Analysis, No.73, 34503455, 2010.
 Infinite timedependent network equilibria with a multivalued cost function, (joint with Rouhani) Journal of Optimization Theory and Applications, Vol.131, No.3, pp.405451, 2006.
Some Talks:

Structured distance to normality of Toeplitz operators, SIAM Conference on Applied Linear Algebra 2021 . (Invited)
 Education via history of concepts, SBUTALK 2018. Video
 Gradient flows and nonlinear ergodic theorems in nonpositively curved spaces, Tehran University, 2016. Slides
 Semigroups on Hadamard space, 46th Iranian Mathematics Conference, Yazd University, 2015.
 Curvature in Metric Spaces, Sharif University of Technology, 2013.
 Some remarks on weak convergence and weak topologies in complete CAT(0) metric spaces, International Conference In Modern Analysis, Donetsk National University, 2011.
 Noncommutative metrics: N. Weaver approach, Noncommutative Geometry Seminar, Tarbiat Modares University, 2006.
 An application of undergraduate mathematics in sciences, Iranian Mathematical Education Conference, Tehran 1999 (joint with Prof. Behzad).