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  1. Article

    Open Access

    Probabilistic Degenerate Fubini Polynomials Associated with Random Variables

    Let Y be a random variable such that the moment generating function of Y exists in a neighborhood of the origin. The aim of this paper is to study probabilistic versions of the degenerate Fubini polynomials and t...

    Rongrong Xu, Taekyun Kim, Dae San Kim in Journal of Nonlinear Mathematical Physics (2024)

  2. No Access

    Article

    A case study on the impact of real-time land cover changes in the intertidal zone on coastal meteorological predictions using a coupled atmosphere–ocean model

    The effect of time-varying land cover within the intertidal zone on meteorological predictions was evaluated on the west coast of South Korea during the summer of 2020 (July 3–8). Time-varying spatial distribu...

    Eun-A Ko, Sang-Keun Song, Soo-Hwan Moon in Meteorology and Atmospheric Physics (2024)

  3. No Access

    Article

    Some identities and properties on degenerate Stirling numbers

    The aim of this paper is by using generating functions to further study some identities and properties on the degenerate Stirling numbers of the second kind, the degenerate r-Stirling numbers of the second kind, ...

    Taekyun Kim, Dae San Kim in Indian Journal of Pure and Applied Mathematics (2023)

  4. Article

    Open Access

    A process-based assessment of the sea-level rise in the northwestern Pacific marginal seas

    Because regional sea-level rise can threaten coastal communities, understanding and quantifying the underlying process contributing to reginal sea-level budget are essential. Here, we assessed whether the regi...

    Hyeonsoo Cha, Jae-Hong Moon, Taekyun Kim in Communications Earth & Environment (2023)

  5. Article

    Open Access

    Impact of surgical factors on delayed hyponatremia in patients with nonfunctioning pituitary adenoma after endonasal endoscopic transsphenoidal procedure

    Delayed hyponatremia can occur after pituitary surgery, resulting in prolonged hospitalization. However, the influence of surgical factors after such a procedure has not been well established. The impact of su...

    Haku Tanaka, Fumihiko Nishimura, Kenta Nakase, Miho Kakutani, Shohei Yokoyama in Endocrine (2022)

  6. Article

    Open Access

    Poly-central factorial sequences and poly-central-Bell polynomials

    In this paper, we introduce poly-central factorial sequences and poly-central Bell polynomials arising from the polyexponential functions, reducing them to central factorials and central Bell polynomials of th...

    Hye Kyung Kim, Taekyun Kim in Advances in Difference Equations (2021)

  7. Article

    Open Access

    On λ-linear functionals arising from p-adic integrals on \(\mathbb{Z}_{p}\)

    The aim of this paper is to determine the λ-linear functionals sending any given polynomial p ( ...

    Dae San Kim, Taekyun Kim, Jongkyum Kwon, Si-Hyeon Lee in Advances in Difference Equations (2021)

  8. Article

    Open Access

    A note on degenerate generalized Laguerre polynomials and Lah numbers

    The aim of this paper is to introduce the degenerate generalized Laguerre polynomials as the degenerate version of the generalized Laguerre polynomials and to derive some properties related to those polynomial...

    Taekyun Kim, Dmitry V. Dolgy, Dae San Kim in Advances in Difference Equations (2021)

  9. Article

    Open Access

    Multi-Lah numbers and multi-Stirling numbers of the first kind

    In this paper, we introduce multi-Lah numbers and multi-Stirling numbers of the first kind and recall multi-Bernoulli numbers, all of whose generating functions are given with the help of multiple logarithm. T...

    Dae San Kim, Hye Kyung Kim, Taekyun Kim, Hyunseok Lee in Advances in Difference Equations (2021)

  10. Article

    Open Access

    Degenerate poly-Bell polynomials and numbers

    Numerous mathematicians have studied ‘poly’ as one of the generalizations to special polynomials, such as Bernoulli, Euler, Cauchy, and Genocchi polynomials. In relation to this, in this paper, we introduce th...

    Taekyun Kim, Hye Kyung Kim in Advances in Difference Equations (2021)

  11. Article

    Open Access

    Some new formulas of complete and incomplete degenerate Bell polynomials

    The aim of this paper is to study the complete and incomplete degenerate Bell polynomials, which are degenerate versions of the complete and incomplete Bell polynomials, and to derive some properties and ident...

    Dae San Kim, Taekyun Kim, Si-Hyeon Lee, **-Woo Park in Advances in Difference Equations (2021)

  12. Article

    Open Access

    Some properties of degenerate complete and partial Bell polynomials

    In this paper, we study degenerate complete and partial Bell polynomials and establish some new identities for those polynomials. In addition, we investigate the connections between modified degenerate complet...

    Taekyun Kim, Dae San Kim, Jongkyum Kwon, Hyunseok Lee in Advances in Difference Equations (2021)

  13. No Access

    Article

    Differential Equations Associated with Higher-order Frobenius–Euler Numbers Revisited

    In this paper, we derive differential equations from the generating function of higher-order Frobenius–Euler numbers. In addition, we give some new and explicit identities for higher-order Frobenius–Euler numb...

    Taekyun Kim, Dae San Kim, Lee-Chae Jang in Differential Equations and Dynamical Syste… (2021)

  14. No Access

    Article

    Ocular blood flow by laser speckle flowgraphy to detect cerebral ischemia during carotid endarterectomy

    Laser speckle flowgraphy (LSFG) is a noninvasive technique that can measure relative blood flow velocity in the optic fundus contributed by the ophthalmic artery, the main first branch originating from the int...

    Yasushi Motoyama, Hironobu Hayashi in Journal of Clinical Monitoring and Computi… (2021)

  15. Article

    Open Access

    Representations of degenerate poly-Bernoulli polynomials

    As is well known, poly-Bernoulli polynomials are defined in terms of polylogarithm functions. Recently, as degenerate versions of such functions and polynomials, degenerate polylogarithm functions were introdu...

    Taekyun Kim, Dae San Kim, Jongkyum Kwon in Journal of Inequalities and Applications (2021)

  16. Article

    Open Access

    Generalized degenerate Bernoulli numbers and polynomials arising from Gauss hypergeometric function

    A new family of p-Bernoulli numbers and polynomials was introduced by Rahmani (J. Number Theory 157:350–366, 2015) with the help of the Gauss hypergeometric function. Motivated by that paper and in the light of t...

    Taekyun Kim, Dae San Kim, Lee-Chae Jang, Hyunseok Lee in Advances in Difference Equations (2021)

  17. Article

    Open Access

    Complete and incomplete Bell polynomials associated with Lah–Bell numbers and polynomials

    The nth r-extended Lah–Bell number is defined as the number of ways a set with n + r ...

    Taekyun Kim, Dae San Kim, Lee-Chae Jang, Hyunseok Lee in Advances in Difference Equations (2021)

  18. Article

    Open Access

    Reciprocity of poly-Dedekind-type DC sums involving poly-Euler functions

    The classical Dedekind sums appear in the transformation behavior of the logarithm of the Dedekind eta-function under substitutions from the modular group. The Dedekind sums and their generalizations are defin...

    Yuankui Ma, Dae San Kim, Hyunseok Lee, Hanyoung Kim in Advances in Difference Equations (2021)

  19. Chapter

    Correction to: Optimal Control

    The original version of the book was inadvertently published with errors. Some are errors in the Mathematical Equations (such as on Preface, Part I from pages 4 to 7, Part II from pages 21 to 105 and Part III ...

    Leonid T. Ashchepkov, Dmitriy V. Dolgy, Taekyun Kim, Ravi P. Agarwal in Optimal Control (2021)

  20. No Access

    Chapter

    Small Increments of a Trajectory

    With the aid of «small» variations of a fixed basis process we construct and describe the family of «close» processes by means of linear approximation. We clarify the concept of small variations and close proc...

    Leonid T. Ashchepkov, Dmitriy V. Dolgy, Taekyun Kim, Ravi P. Agarwal in Optimal Control (2021)

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