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Pishtiwan O. Sabir

  • Full Name: Pishtiwan Othman Sabir

  • Qualification: Ph.D.

  • Academic Rank: Professor

  • E-mail: pishtiwan.sabir@univsul.edu.iq

  • Cell-Phone: +964(0) 770 156 2496 

  • Specialty: Complex Analysis

  • Specific Field of Study: Analytic functions, Univalent functions, Starlike functions, Convex functions, Meromorphic functions, Harmonic univalent functions, Uniformly starlike functions, Uniformly convex functions, Fractional calculus, Integro-differential equations, Caputo fractional derivative, B-spline functions, and their fuzzy aspects 

  • E-mail: pishtiwan.sabir@gmail.com

  • ORCID iD: Click Here 

  • Google Scholar: Click Here 

  • ResearchGate: Click Here

  • Postal Address: Iraq-Kurdistan Region, Sulaimani Province, University of Sulaimani New Camp (Tasluja, Street1, Zone 501), College of Science, Department of Mathematics (office no. 1058).

COURSES TAUGHT:

  • Ph.D. Degree: Advanced Complex Analysis, Fuzzy Set Theory, Fuzzy Sets and its Extension.

  • Master's Degree: Univalent Functions, Fuzzy Set Theory, Complex Analysis I, Complex Analysis II, Fuzzy Complex Analysis, Fuzzy Algebra, Fuzzy Analysis.

  • Diploma Degree: Complex Analysis.

  • Bachelor's Degree: Complex Analysis I, Complex Analysis II, Mathematical Analysis, Probability Theory, Special Functions, Advanced Calculus, Discrete Mathematics, Calculus I, College Algebra, O.D.E's and Linear Algebra, Fuzzy Set Theory, Basic Analysis, Differential Equations.

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SUPERVISION of Ph.D., M.Sc., and B.Sc. RESEARCH PROJECTS:

  • On Fuzzy Integro-Differential Equations of Fractional Orders

  • Geometric Analysis and Properties of Univalent Functions

  • Extensions of Some Classes of Analytic Univalent Functions

  • Coefficient Bound Analysis for m-Fold Symmetric Bi-Univalent Functions

  • On L-Fuzzy Complex Sets

  • Certain Subclasses of Analytic Univalent Functions associated with the q-derivative Operator

  • On Coefficient Functional for Function with Coefficients Bounded by One

  • Bilinear Basics

  • A Formal Proof of Cauchy's Residue Theorem

  • Some Inequalities Involving Fuzzy Complex Numbers

  • Bounded Difference Sequences of Fuzzy Numbers

  • On Convex Fuzzy Sets

  • Physical Applications of Complex Integrals

  • Transformations in the Complex Plane

  • Applications of the Residue Theorem

  • Holomorphicity in the Complex Plane

  • Value Distribution of Meromorphic Functions.

  • Distribution Theory of Entire Functions.

  • On Fuzzy Numbers.

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