منو
بیژن احمدی کاکاوندی

استادیار

تاریخ به‌روزرسانی: 1404/03/07

بیژن احمدی کاکاوندی

علوم ریاضی / ریاضی کاربردی و صنعتی

مقالات علمی چاپ شده در مجلات

  1. "A fast and efficient iterative method for solving some class of Toeplitz linear equations systems"
    Bijan Ahmadi Kakavandi, Elham Nobari
    Graduate Journal of Mathematics, Vol. 9, pp.1-9, 2025
  2. "The Exponential of Quasi Block-Toeplitz Matrices"
    Elahe Bolourchian, Bijan Ahmadi Kakavandi
    ACTA MATHEMATICA SCIENTIA, Vol. 42, pp.1018-1034, 2022
  3. "Approximate diagonalization of some Toeplitz operators and matrices"
    Bijan Ahmadi Kakavandi, Elham Nobari
    LINEAR and MULTILINEAR ALGEBRA, Vol. 70, pp.7093-7114, 2022
  4. "An approximate approach to the structured distance to normality of Toeplitz operators"
    Elahe Bolourchian, Bijan Ahmadi Kakavandi
    QUARTERLY OF APPLIED MATHEMATICS, Vol. 79, pp.431-443, 2021
  5. "Wasserstein barycenters in the manifold of all positive definite matrices"
    Bijan Ahmadi Kakavandi, Elham Nobari
    QUARTERLY OF APPLIED MATHEMATICS, Vol. 3, pp.655-669, 2019
  6. "Strongly continuous semigroups on locally finite graphs"
    Bijan Ahmadi Kakavandi
    Quaestiones Mathematicae, Vol. 42, pp.1301-1311, 2018
  7. "A geometric mean for Toeplitz and Toeplitz-block block-Toeplitz matrices"
    Elham Nobari, Bijan Ahmadi Kakavandi
    LINEAR ALGEBRA AND ITS APPLICATIONS, Vol. 548, pp.189-202, 2018
  8. "A note on co-accretive operators and gradient flows in Hadamard spaces"
    Bijan Ahmadi Kakavandi
    Journal of Nonlinear and Convex Analysis, Vol. 18, pp.2199-2208, 2017
  9. "nonlinear ergodic theorems for amenable semigroups of nonexpansive mappings in Hadamard spaces"
    Bijan Ahmadi Kakavandi
    Journal of Fixed Point Theory and Applications, pp.717-731, 2015
  10. "WEAK TOPOLOGIES IN COMPLETE CAT(0) METRIC SPACES"
    Bijan Ahmadi Kakavandi
    PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, Vol. 141, pp.1029-1039, 2012
  11. "non -linear ergodic theorems in complete non- positive curvature metric spaces"
    Bijan Ahmadi Kakavandi,
    Vol. 37, pp.14-20, 2011
  12. "Duality and subdifferential for convex functions on complete CAT metric spaces"
    Bijan Ahmadi Kakavandi, Masoud Amini
    NONLINEAR ANALYSIS-THEORY METHODS and APPLICATIONS, pp.3450-3455, 2010
  13. "Infinite Time-Dependent Network Equilibria with a Multivalued Cost Function"
    Behzad Djafari Rouhani, Bijan Ahmadi Kakavandi
    JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS, Vol. 131, pp.405-415, 2006

مقالات علمی ارائه شده در همایش‌ها

  1. "some remarks on weak convergence and weak topologies in complete cat o metric spaces"
    Bijan Ahmadi Kakavandi
    international conference in modern analysis, 2011
  2. "Nonlinear semigroups in Hadamard spaces"
    بیژن احمدی کاکاوندی
    چهل و ششمین کنفرانس ریاضی ایران، 1394