Vol. 20

Vol. 20, No. 1, (2026)

• Investigating Some Properties of G-frames in Krein Spaces

  Nasrin Ebrahimzadeh Eghbal, Elnaz Osgooei, Mohammad Hossein Sattari

• Exploring the Presence of Positive Solutions in a Fractional Equation Featuring Dual Integral and Derivative Boundary Conditions under the p-Laplacian Operator

  behrooz Mohammadiyan, Asghar Ahmadkhanlu, Mohammad Esmael Samei

• Alternative neutral secondary goals for cross-efficiency evaluation

  Masomeh Abbasi, Abbas Ghomashi, Saeid Shahghobadi, Farhad Moradi

• Generalized viral infection model with Caputo fractional derivative, cure rate and humoral immunity

  Vahid Roomi, Tohid Kasbi Gharahasanlou, Awat Rasouli

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• Approximation Solution of the Differential Equation with Fractional Derivatives Using Fuzzy Transformations

  Mahboobeh Nesari, Mohammad Adabitabar Firozja, Tofigh Allahviranloo, Babak Fazli malidareh, Mohsen Rabbani

• Study on a New Family of Close-to-Convex Functions in a Vertical Strip Involving Subordination and Convolution

  Fethiye Müge Sakar, Wasim Ul Haq, Faseeh U Rahman