Author

Narinder Kumar Wadhawan

Indian Administrative Service Retired House No. 563, Sector 2, Panchkula, Haryana, 134112, India

Published papers: 3
Citations: 0
Views: 314
Downloads: 13

Publications

3 papers

Open Access Research Article·pp. 1–29·Online FirstMay 2026

Numerical approximation of Lambert W function in complex domain by unique method of quadratic approximation

Narinder Kumar Wadhawan

Published Online: 09 May 2026DOI: 10.47974/JIM-2474

In this paper: This paper presents a novel method for approximating the Lambert W function in the complex plane. By separating real and imaginary components, two equations are derived, which are reduced to a single-...

Abstract References Full Text PDF (1.9 MB)Views: 28Downloads: 3Citations: 0

Open Access Research Article·pp. 1295–1318·Vol. 27, Issue 6Sep 2024

Numerical approximation in real domain of special function of product of a variable and its double exponential

Narinder Kumar Wadhawan

Published Online: 30 Sep 2024DOI: 10.47974/JIM-1753

In this paper: Purpose of writing this paper is to solve a transcendental function containing product of a variable and its double exponential by a unique method of approximation. If the value of the said product...

Abstract References Full Text PDF (790 KB)Views: 105Downloads: 4Citations: 0

Open Access Research Article·pp. 775–793·Vol. 26, Issue 4Jun 2023

Solution of quintic equation by geometric method and based upon it: A mathematical model

Narinder Kumar Wadhawan

Published Online: 19 Aug 2023DOI: 10.47974/JIM-1538

In this paper: Purpose of writing this paper is to provide a new dynamic geometric method and also a mechanical model based upon it, to solve quintic equations. A triangle ABC with base BC, perpendicular AB of lengt...

Abstract References Full Text PDF (437 KB)Views: 181Downloads: 6Citations: 0