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D-Index & Metrics

Mathematics

D-Index
31
Citations
2823
World Ranking
3402
National Ranking
5

Overview

Cristinel Mortici is affiliated with Valahia University of Targoviste in Romania and has a research focus primarily in the field of mathematics. Their work spans several subfields including applied mathematics, numerical analysis, geometry and topology, computational theory and mathematics, and mathematical physics.

Mortici's research covers a range of topics, mainly concentrating on mathematical inequalities and applications, functional equations stability results, mathematical functions and polynomials, advanced optimization algorithms research, mathematical approximation and integration, matrix theory and algorithms, and metallurgy and material forming.

The scientist has contributed to various peer-reviewed journals. Frequent publication venues include:

  • Journal of Science and Arts
  • Applicable Analysis and Discrete Mathematics
  • Resonance
  • Annals of the Academy of Romanian Scientists Series on Mathematics and Its Application
  • Results in Mathematics

Recent papers authored or coauthored by Cristinel Mortici include:

  • The relationship between Huygens' and Wilker's inequalities and further remarks, 2023, Applicable Analysis and Discrete Mathematics
  • NEW ASYMPTOTIC EXPANSIONS AND INEQUALITIES FOR MILLS RATIO, 2024, Journal of Science and Arts
  • AN APPROXIMATION FORMULA FOR THE WALLIS RATIO IN A SIMPLE FORM, 2024, Journal of Science and Arts
  • Approximations of the Harmonic Numbers, 2025, Results in Mathematics
  • The monotonicity of Darboux and 2-injective functions, 2021, Applicable Analysis and Discrete Mathematics

The scientist has collaborated frequently with several coauthors, including:

  • Chao-Ping Chen
  • Dan Ştefan Marinescu
  • Junling Sun
  • Leonard Giugiuc
  • VLAD DRINCEANU

Best Publications

  • Product Approximations via Asymptotic Integration

    Cristinel Mortici

  • The natural approach of Wilker-Cusa-Huygens inequalities

    Cristinel Mortici

  • New approximations of the gamma function in terms of the digamma function

    Cristinel Mortici

  • New sequence converging towards the Euler-Mascheroni constant

    Chao-Ping Chen;Cristinel Mortici

  • An ultimate extremely accurate formula for approximation of the factorial function

    Cristinel Mortici

  • A continued fraction approximation of the gamma function

    Cristinel Mortici

  • Improved convergence towards generalized Euler-Mascheroni constant

    Cristinel Mortici

  • Very accurate estimates of the polygamma functions

    Cristinel Mortici

  • OPTIMIZING THE RATE OF CONVERGENCE IN SOME NEW CLASSES OF SEQUENCES CONVERGENT TO EULER'S CONSTANT

    Cristinel Mortici

  • A new Stirling series as continued fraction

    Cristinel Mortici

  • New approximation formulas for evaluating the ratio of gamma functions

    Cristinel Mortici

  • New improvements of the Stirling formula

    Cristinel Mortici

  • Improved asymptotic formulas for the gamma function

    Cristinel Mortici

  • On new sequences converging towards the Euler–Mascheroni constant

    Unknown

  • Best estimates of the generalized Stirling formula

    Cristinel Mortici

  • On a functional equation of trigonometric type

    Soon-Mo Jung;Michael Th. Rassias;Cristinel Mortici

  • A class of integral approximations for the factorial function

    Cristinel Mortici

  • Ramanujan formula for the generalized Stirling approximation

    Cristinel Mortici

  • Sharp inequalities related to Gosper's formula

    Cristinel Mortici

  • On the Stability of a Functional Equation Associated with the Fibonacci Numbers

    Cristinel Mortici;Michael Th. Rassias;Soon-Mo Jung

  • The natural algorithmic approach of mixed trigonometric-polynomial problems.

    Tatjana Lutovac;Branko Malešević;Cristinel Mortici

Frequent Co-Authors

Feng Qi
Feng Qi Henan Polytechnic University
Hari M. Srivastava
Hari M. Srivastava University of Victoria
Themistocles M. Rassias
Themistocles M. Rassias National Technical University of Athens
Bai-Ni Guo
Bai-Ni Guo Henan Polytechnic University
Lokenath Debnath
Lokenath Debnath The University of Texas Rio Grande Valley

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