A note on the location of poles of meromorphic functions

A meromorphic function on an open set D contained in the finite complex plane C is of the form of the ratio betweentwo analytic functions defined on D with denominator not identically zero. Poles of meromorphic functions are those zeros of the denominator where numerator does not vanish. Finding all...

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Main Authors: Sanjib Kumar Datta, Tanchar Molla
Format: Article
Language:English
Published: University of Mohaghegh Ardabili 2021-12-01
Series:Journal of Hyperstructures
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Online Access:https://jhs.uma.ac.ir/article_2647_5a9e4b20431cfe13ee0b6b94d80082a5.pdf
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author Sanjib Kumar Datta
Tanchar Molla
author_facet Sanjib Kumar Datta
Tanchar Molla
author_sort Sanjib Kumar Datta
collection DOAJ
description A meromorphic function on an open set D contained in the finite complex plane C is of the form of the ratio betweentwo analytic functions defined on D with denominator not identically zero. Poles of meromorphic functions are those zeros of the denominator where numerator does not vanish. Finding all poles of a meromorphic function is too much difficult. So, it is desirable to know a region where these poles lie. In the paper we derive a region containing all the poles of some meromorphic functions. A few examples with related figures are given here to validate the results obtained.
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publisher University of Mohaghegh Ardabili
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spelling doaj-art-db9e81c968914d44b59ec8f8cc3bfb1b2025-07-09T08:35:45ZengUniversity of Mohaghegh ArdabiliJournal of Hyperstructures2251-84362322-16662021-12-0110213714910.22098/jhs.2021.26472647A note on the location of poles of meromorphic functionsSanjib Kumar Datta0Tanchar Molla1Department of Mathematics, University of Kalyani, P.O.:Kalyani, Dist.:Nadia, Pin:741235, West Bengal, India.Department of Mathematics, Dumkal College, P.O: Basantapur, P.S:Dumkal, Dist.:Murshidabad, Pin: 742406, West Bengal, India.A meromorphic function on an open set D contained in the finite complex plane C is of the form of the ratio betweentwo analytic functions defined on D with denominator not identically zero. Poles of meromorphic functions are those zeros of the denominator where numerator does not vanish. Finding all poles of a meromorphic function is too much difficult. So, it is desirable to know a region where these poles lie. In the paper we derive a region containing all the poles of some meromorphic functions. A few examples with related figures are given here to validate the results obtained.https://jhs.uma.ac.ir/article_2647_5a9e4b20431cfe13ee0b6b94d80082a5.pdfmeromorphic functionpolesorder
spellingShingle Sanjib Kumar Datta
Tanchar Molla
A note on the location of poles of meromorphic functions
Journal of Hyperstructures
meromorphic function
poles
order
title A note on the location of poles of meromorphic functions
title_full A note on the location of poles of meromorphic functions
title_fullStr A note on the location of poles of meromorphic functions
title_full_unstemmed A note on the location of poles of meromorphic functions
title_short A note on the location of poles of meromorphic functions
title_sort note on the location of poles of meromorphic functions
topic meromorphic function
poles
order
url https://jhs.uma.ac.ir/article_2647_5a9e4b20431cfe13ee0b6b94d80082a5.pdf
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