activity
20222026
most citedSome identities involving degenerate Stirling numbers associated with several degenerate polynomials and numbers

48 citations · 54 across the 40 of their papers we have counts for

collaborators

42 papers

math.NT2026

Generalized Bell polynomial operators arising from generalized normal ordering

Taekyun Kim, Dae san Kim

This paper explores the deformed combinatorial structures arising from the generalized Heisenberg algebra GHA which is characterized by an analytic function of the Hamiltonian f(H)…

math.NT2026

Degenerate generalized Stirling operators of the first kind arising from generalized Heisenberg algebra

Taekyun Kim, Dae San Kim

This paper investigates the degenerate generalized Stirling operators of the first kind bridging a gap in the operational calculus of the generalized Heisenberg algebra GHA unified…

math.NT2026★ 1 cited

A note on Leibniz rule for difference quotient

Taekyun Kim, Dae san Kim

In this note, we derive a Leibniz rule for difference quotient.

math.NT2026

Logarithms and Stirling numbers associated with delta series

Dae san Kim, Taekyun Kim

This paper investigates the Stirling numbers of the first and second kind associated with a delta series f (t). These numbers provide a robust framework that satisfies the orthogon…

math.NT2026

Probabilistic degenerate logarithm and heterogeneous stirling numbers

Dae San Kim, Taekyun Kim

Let Y be a random variable whose moment-generating function exists in some neighborhood of the origin. While probabilistic Stirling numbers of the first and second kind have been i…

math.NT2026

Probabilistic heterogeneous Stirling numbers and Bell polynomials

Taekyun Kim, Dae San Kim

Let Y be a random variable satisfying specific moment conditions. This paper introduces and investigates probabilistic heterogeneous Stirling numbers of the second kind and probabi…

math.NT2026

Degenerate Algorithms for degenerate Bernoulli and Euler numbers

Taekyun Kim, Dae san Kim

This paper introduces and investigates degenerate versions of the A-algorithm and B-algorithm by incorporating a parameter lambda into their respective recurrence relations. We der…

math.NT2025

Degenerate Euler- Seidel Method for degenerate Bernoulli, Euler, and Genocchi polynomials

Taekyun Kim, Dae San Kim, Hyunseok Lee +1

This paper introduces a degenerate version of the Euler-Seidel method by incorporating a parameter lambda into the classical recurrence relation. We define a degenerate Euler-Seide…

math.NT2025

Degenerate Euler-Seidel Matrix Method and Their Applications

Taekyun Kim, Dae san Kim

This paper introduces a degenerate version of the Euler-Seidel matrix method by incorporating a parameter lambda into the classical recurrence relation. The standard Euler-Seidel m…

math.NT2025

Probabilistic Stirling numbers associated with sequences

Dae San Kim, Taekyun Kim

Let Y be a random variable whose moment generating function exists in a neighborhood of the origin. Recently, probabilistic Stirling numbers of the first kind and of the second kin…

math.CO2025

A Generalized Recurrence for fully degenerate Bell polynomials

Taekyun Kim, Dae San Kim

This paper addresses the unnatural appearance of the two-variable degenerate Fubini polynomials in a recently derived Spivey-type recurrence relation for the fully degenerate Bell…

math.NT2025

Representations by probabilistic Bernoulli and degenerate Bernoulli polynomials

Dae san Kim, Taekyun Kim

We investigate the representation of arbitrary polynomials using probabilistic Bernoulli and degenerate Bernoulli polynomials associated with a random variable , whose moment ge…

math.NT2025

Recurrence relations for harmonic and derangement numbers

Taekyun Kim, Dae san Kim, Jongkyum Kwon +1

We use elementary methods to establish three key recurrence relations: one for derangement numbers, a second for harmonic numbers, and a third for degenerate harmonic numbers. Our…

math.NT2025

Spivey-type recurrence relation for fully degenerate Bell polynomials

Taekyun Kim, Dae San Kim

Spivey's combinatorial method revealed an important identity for Bell numbers, involving Stirling numbers of the second kind. This paper extends his work by deriving Spivey-type re…

math.NT2025

A note on new type degenerate Srirling numbers of the first kind

Taekyun Kim, Dae san Kim, Kyo-Shin Hwang +1

We introduce a new sequence of unsigned degenerate Stirling numbers of the first kind. Following the work of Adell-Lekuona, who represented unsigned Stirling numbers of the first k…

math.NT2025

Probabilistic generalization of Spivey-type relation for degenerate Bell polynomials

Taekyun Kim, Dae San Kim

Following Spivey's pivotal discovery of a recurrence relation for Bell numbers, significant research has emerged concerning various generalizations of Bell numbers and polynomials.…

math.NT2025

Representations by probabilistic Frobenius-Euler and degenerate Frobenius-Euler polynomials

Taekyun Kim, Dae San Kim

Let Y be a random variable whose moment generating function exists in a neighborhood of the origin. The aim of this paper is to represent arbitrary polynomials in terms of probabil…

math.NT2025

Several expressions for degenerate harmonic numbers and some related numbers

Taekyun Kim, Dae san Kim, Kyo-Shin Hwang

Many authors have recently studied the degenerate harmonic numbers. This paper makes two main contributions. First, we derive several explicit expressions for these numbers, which…

math.NT2025

Degenerate Sheffer-type polynomials and degenerate Sheffer polynomials associated with a random variable

Taekyun Kim, Dae san Kim

This paper has two primary contributions. First, we explore degenerate Sheffer-type polynomials, a hybrid of higher-order degenerate Bernoulli and Euler polynomials, and derive the…

math.GM2025

Heterogeneous Stirling numbers and heterogeneous Bell polynomials

Taekyun Kim, Dae San Kim

This paper introduces a novel generalization of Stirling and Lah numbers, termed ``heterogeneous Stirling numbers," which smoothly interpolate between these classical combinatorial…

math.CA2025

Spivey's type recurrence relation for Lah-Bell polynomials

Taekyun Kim, Dae San Kim

The aim of this paper is to derive Spivey's type recurrence relations for the Lah-Bell polynomials and the r-Lah-Bell polynomials by utilizing operators X and D satisfying the comm…

math.NT2025

Probabilistic degenerate poly-Bell polynomials associated with random variables

Pengxiang Xue, Yuankui Ma, Taekyun Kim +2

Let Y be a random variable whose moment generating function exists in a neighborhood of the origin. The aim of this paper is to study the probabilistic degenerate poly-Bell polynom…

math.NT2025

Recurrence relations for degenerate Bell and Dowling polynomials via Boson operators

Taekyun Kim, Dae San Kim

Spivey found a recurrence relation for the Bell numbers by using combinatorial method. The aim of this paper is to derive Spivey's type recurrence relations for the degenerate Bell…

math.NT2025

Spivey's type recurrence relation for degenerate Bell polynomials

Taekyun Kim, Dae San Kim

The aim of this paper is to derive a recurrence relation for the degenerate Bell polynomials by using the operators X and D satisfying the commutation relation DX-XD=1. Here X is t…