Biography
Graduate of the Faculty of Mathematics and Computer Science, Study program Mathematics, PhD in Mathematics since 2004. Areas of Expertise in Scientific Research: Nonlinear Analysis and Applications, Fixed Point Theory and Multivalued Analysis
Consultation hours
▣ Tuesday → 09:00-10:00
▣ Room 124 (1st floor)
Disciplines taught
◈ Applied mathematics for economics │ Bachelor – Business Administration and Business Administration in Hospitality Services (Romanian and English line)
◈ Business Applied Statistics │ Bachelor – Business Administration and Business Administration in Hospitality Business Administration (English line)
◈ Introduction to Econometrics │ Bachelor – Business Administration and Business Administration in Hospitality Business Administration (English line)
◈ Financial and actuarial mathematics │ Bachelor – Business Administration (English line)
Areas of scientific interest
- Nonlinear Analysis
- Applied Mathematics for Economics
- Financial and Actuarial mathematics
- Business Applied Statistics
Scientific publications
◈ Ioan A Rus, Adrian Petruşel, Gabriela Petruşel, Fixed Point Theory, Cluj University Press, 2008
◈ A. Petruşel, G. Petruşel: A study of a general system of operator equations in b-metric spaces via the vector approach in fixed point theory, Journal of Fixed Point Theory and Applications 19 (3), 1793-1814.WOS: 000408911000008; DOI10.1007/s11784-016-0332-x
◈ Fulga Andreea, Karapinar Erdal, Petrusel Gabriela: On Hybrid Contractions in the Context of Quasi-Metric Spaces, Mathematics, 8(2020), no. 5, 675:2020, WOS:000542738100137, DOI10.3390/math8050675
◈ G. Petrusel: Cyclic representations and periodic points, Stud. Univ. Babes-Bolyai, Math 50, 107-112
Partnerships with the business environment
◈ Ioan A Rus, Adrian Petruşel, Gabriela Petruşel, Fixed Point Theory, Cluj University Press, 2008
◈ A. Petruşel, G. Petruşel: A study of a general system of operator equations in b-metric spaces via the vector approach in fixed point theory, Journal of Fixed Point Theory and Applications 19 (3), 1793-1814.WOS: 000408911000008; DOI10.1007/s11784-016-0332-x
◈ Fulga Andreea, Karapinar Erdal, Petrusel Gabriela: On Hybrid Contractions in the Context of Quasi-Metric Spaces, Mathematics, 8(2020), no. 5, 675:2020, WOS:000542738100137, DOI10.3390/math8050675
◈ G. Petrusel: Cyclic representations and periodic points, Stud. Univ. Babes-Bolyai, Math 50, 107-112
International experience
⦁ Visiting researcher at National Sun Yat-sen University Kaohsiung Taiwan 2016-2023
⦁ Member of the International Grant of the Center for General Education, China Medical University Taichung, Taiwan