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Analele ştiinţifice ale Universităţii "Ovidius" Constanţa. Seria Matematică

Volume 30 (2022): Issue 3 (September 2022)

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10 Articles
Open Access | Oct 08, 2022
The spectral discretization of the second-order wave equation
Mohamed Abdelwahed

Mohamed Abdelwahed

Department of Mathematics, College of Science, King Saud UniversitySaudi Arabia
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Abdelwahed, Mohamed
 and 
Nejmeddine Chorfi

Nejmeddine Chorfi

Department of Mathematics, College of Science, King Saud UniversitySaudi Arabia
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Chorfi, Nejmeddine
  
Open Access | Oct 08, 2022
On the three-spliced Exponential-Lognormal-Pareto distribution
Adrian Bâcă

Adrian Bâcă

Doctoral School, Ovidius University of ConstantaConstanta, Romania
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Bâcă, Adrian
 and 
Raluca Vernic

Raluca Vernic

Faculty of Mathematics and Computer Science, Ovidius University of ConstantaConstanta, Romania
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Vernic, Raluca
  
Open Access | Oct 08, 2022
A new class of unsaturated mappings: Ćirić-Reich-Rus contractions
Vasile Berinde

Vasile Berinde

Academy of Romanian Scientists and Department of Mathematics and Computer Science, Technical University of Cluj-Napoca, North University Centre at Baia MareRomania
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Berinde, Vasile
 and 
Mădălina Păcurar

Mădălina Păcurar

Department of Economics and Business Administration in German Language, Faculty of Economics and Business Administration, Babeş-Bolyai University of Cluj-NapocaCluj-Napoca, Romania
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Păcurar, Mădălina
  
Open Access | Oct 08, 2022
Are There Any Natural Physical Interpretations for Some Elementary Inequalities?
Wladimir G. Bosko

Wladimir G. Bosko

Department of Mathematics, Ovidius University of ConstantaConstanta, Romania
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Bosko, Wladimir G.
 and 
Bogdan D. Suceavă

Bogdan D. Suceavă

Department of Mathematics, California State UniversityUSA
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Suceavă, Bogdan D.
  
Open Access | Oct 08, 2022
Finite-dimensional Zinbiel algebras and combinatorial structures
Manuel Ceballos

Manuel Ceballos

Departamento de Ingeniería, Universidad Loyola AndalucíaSpain
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Ceballos, Manuel
, 
Juan Núñez

Juan Núñez

Departamento de Geometría y Topología, Universidad de SevillaSpain
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Núñez, Juan
 and 
Ángel F. Tenorio

Ángel F. Tenorio

Dpto. de Economía, Métodos Cuantitativos e Historia Económica, Universidad Pablo de OlavideSevilla, Spain
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Tenorio, Ángel F.
  
Open Access | Oct 08, 2022
Operational matrix method to solve nonlinear reaction-advection-diffusion equation in fractional order system
E-M. Craciun

E-M. Craciun

Faculty of Mechanical, Industrial and Maritime Engineering, Ovidius University of Constanta Bd. Mamaia 124Constanta, Romania
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Craciun, E-M.
 and 
M. Singh

M. Singh

Department of Mathematical Sciences, Indian Institute of Technology (BHU)Varanasi, India
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Singh, M.
  
Open Access | Oct 08, 2022
Some general Gompertz and Gompertz-Makeham life expectancy models
Mihăiţă Drăgan

Mihăiţă Drăgan

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Drăgan, Mihăiţă
  
Open Access | Oct 08, 2022
Fuzzy stabilities of a new hexic functional equation in various spaces
Hemen Dutta

Hemen Dutta

Department of Mathematics, Gauhati UniversityGawahati, India
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Dutta, Hemen
, 
B.V. Senthil Kumar

B.V. Senthil Kumar

Department of Information Technology, University of Technology and Applied SciencesNizwa, Oman
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Kumar, B.V. Senthil
 and 
S. Sabarinathan

S. Sabarinathan

Department of Mathematics, SRM Institute of Science and TechnologyKattankulathur, India
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Sabarinathan, S.
  
Open Access | Oct 08, 2022
Min(Max-PSD) and Max(Min-PSD) as lifetime distributions in Network’s Reliability
Alexei Leahu

Alexei Leahu

Department of Software Engeneering and Authomatics, Technical University of MoldovaChisinau, Republic of Moldova
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Leahu, Alexei
, 
Veronica Andrievschi-Bagrin

Veronica Andrievschi-Bagrin

Department of Software Engeneering and Authomatics, Technical University of MoldovaChisinau, Republic of Moldova
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Andrievschi-Bagrin, Veronica
, 
Dumitru Ciorbă

Dumitru Ciorbă

Department of Software Engeneering and Authomatics, Technical University of MoldovaChisinau, Republic of Moldova
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Ciorbă, Dumitru
 and 
Ion Fiodorov

Ion Fiodorov

Department of Software Engeneering and Authomatics, Technical University of MoldovaChisinau, Republic of Moldova
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Fiodorov, Ion
  
Open Access | Oct 08, 2022
Ramanujan-type congruences modulo 4 for partitions into distinct parts
Mircea Merca

Mircea Merca

Department of Mathematical Methods and Models, University POLITEHNICA of BucharestBucharest, Romania
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Merca, Mircea
  

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