Some identities on degenerate trigonometric functions

In this paper, we study several degenerate trigonometric functions, which are degenerate versions of the ordinary trigonometric functions, and derive some identities among such functions by using elementary methods. Especially, we obtain multiple-angle formulas for the degenerate cotangent and degenerate sine functions.

Authors

Publication Details

Journal
Carpathian Mathematical Publications
Published
2025-07-05
DOI
https://doi.org/10.15330/cmp.17.2.369-375
Citations
1
Primary Topic
Mathematical functions and polynomials
Type
article
Field-Weighted Citation Impact
3.73
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article

Some identities on degenerate trigonometric functions

Dae San Kim, Taekyun Kim
1 citations
Carpathian Mathematical Publications
Mathematical functions and polynomials
3.73
article

Some identities on degenerate trigonometric functions

Dae San Kim, Taekyun Kim
article en
1 citations

Abstract

In this paper, we study several degenerate trigonometric functions, which are degenerate versions of the ordinary trigonometric functions, and derive some identities among such functions by using elementary methods. Especially, we obtain multiple-angle formulas for the degenerate cotangent and degenerate sine functions.

Carpathian Mathematical PublicationsVol. 17(2)
Openalex Percentile: Top 9%
Mathematical functions and polynomials
3.73
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Some identities on degenerate trigonometric functions — Dae San Kim, Taekyun Kim · Carpathian Mathematical Publications (2025) | TGRS Research Map | TGRS