Fedak Ivan

Associate Professor

 

Curriculum VitaeMain publicationsActivitiesContacts

PERSONAL INFORMATION

Date of birth: January 9, 1958
Address: Department of Mathematics and Computer Sciences,
Precarpathian National University,
57 Shevchenka str., Ivano-Frankivsk, Ukraine, 76018
Phone (office): +38-0342-59-60-17
Phone (cell): +38-097-357-76-03
e-mail: ivan.fedak@pnu.edu.ua

EDUCATION

Student, specialty “Mathematics”, Ivano-Frankivsk Pedagogical Institute, Ivano-Frankivsk, Ukraine, 1973–1979

Post-graduate Studies, specialty “Mathematics”, Institute of Mathematics of the Academy of Sciences of the USSR

PhD Degree in Mathematics and Physics, Specialty Mathematics, 1988

Title of PhD thesis: On the correct solution of the Cauchy problem for a fourth-order differential-operator equation in Hilbert space.

PROFESSIONAL EXPERIENCE

Ivano-Frankivsk Pedagogical Institute , assistant department of mathematical analysis, 1979

Ivano-Frankivsk Pedagogical Institute, assistant department of informatics and mathematical analysis, 1983 – 1989

Ivano-Frankivsk Pedagogical Institute, associate professor department of informatics and mathematical analysis, 1989 – 2002

Vasyl Stefanyk Precarpathian National University, associate professor department of mathematical and functional analysis, 2002 – till now

  1. Ivan V. Fedak: Polygon with Generalized Fibonacci Numbers as Its Vertices / Solution by I.V. Fedak. – The Fibonacci Quarterly. – 2017. – Vol.55. – № 3. – P.280 – 281.
  2. Ivan V. Fedak, Harris Kwong: Row Reduction  on an Augmented Matrix. – The Fibonacci Quarterly.  – 2018. – Vol.56. – № 2. – P.180 – 181.
  3.  Ivan V. Fedak: An Intriguing Telescoping Product. – The Fibonacci Quarterly. – 2018. – Vol.56. – № 3. – P.280 – 281.
  4.  Ivan V. Fedak, Charles K. Cook, Hideyuki Ohtsuka: Simplifying a Complicated Expression. – The Fibonacci Quarterly.  – 2018. – Vol.56. – № 4. – P.369 – 371.
  5. Ivan V. Fedak, Harris Kwong: Determinant of a Symmetric Matrix. – The Fibonacci Quarterly. – 2019. – Vol.57. – № 1. – P.82 – 83.
  6. Ivan V. Fedak, Wei-Kai Lai: An Inequality with a Geometric Twist. – The Fibonacci Quarterly. – 2019. – Vol.57. – № 1. – P.84 – 85.
  7. Ivan V. Fedak: Another Hassenberg Matrix Problem. – The Fibonacci Quarterly. – 2019. – Vol.57. – № 2. – P.182 – 183.
  8.  Ivan V. Fedak: Two Fibonacci –Lucas Identities with Central Binomial Coefficient. – The Fibonacci Quarterly. – 2019. – Vol.57. – № 3. – P.277 – 278.
  9.  Ivan V. Fedak: A Convoluted System of Equations. – The Fibonacci Quarterly. – 2019. – Vol.57. –  № 3. – P.281.
  10. Ivan V. Fedak: The Tails of Two Series. – The Fibonacci Quarterly. – 2020. – Vol.58. – № 2. – P. 179.
  11. Ivan V. Fedak: A Trigonometric Inequality. – The Fibonacci Quarterly. – 2020. – Vol.58. – № 3. – P. 277 – 278.
  12. Ivan V. Fedak: Fun with Powers of Two. – The Fibonacci Quarterly. – 2021. – Vol.59. – № 1. – P. 88.

 

Research Interests: Boundary value problems for operator-differential equations, innovative approaches to solving of Olympiad problems.

Postal Address
Department of Mathematical and Functional Analysis
Precarpathian National University
57, Shevchenka str., Ivano-Frankivsk
76018 Ukraine
E-mail
ivan.fedak@pnu.edu.ua
Phones
+38-0342-59-60-50