On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method
Abstract Fuzzy integral equations play an important role in addressing uncertain mathematical problems. There are various techniques present in the literature to solve fuzzy linear integral equations. Different methodologies provide numerical solutions for fuzzy nonlinear integral equations. However...
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| Format: | Article |
| Language: | English |
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SpringerOpen
2025-05-01
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| Series: | Journal of Big Data |
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| Online Access: | https://doi.org/10.1186/s40537-025-01168-9 |
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| author | Zain Khan Saleem Abdullah Ariana Abdul Rahimzai Saifullah Khan |
| author_facet | Zain Khan Saleem Abdullah Ariana Abdul Rahimzai Saifullah Khan |
| author_sort | Zain Khan |
| collection | DOAJ |
| description | Abstract Fuzzy integral equations play an important role in addressing uncertain mathematical problems. There are various techniques present in the literature to solve fuzzy linear integral equations. Different methodologies provide numerical solutions for fuzzy nonlinear integral equations. However, there are few recognized methods for finding an exact solution. The fuzzy set has limitations because it lacks a non-membership degree for investigating uncertainty. To address this limitation, we use an intuitionistic fuzzy set that considers both membership and non-membership degrees together. Using the parametric forms of an intuitionistic fuzzy number, the nonlinear Fredholm integral equation is decomposed into a set of four equations. This set of four equations is then named the intuitionistic fuzzy nonlinear Fredholm integral equation. For an exact solution to the intuitionistic fuzzy nonlinear Fredholm integral equation, we use the Direct Computational Method. We solve two different examples in detail to demonstrate the reliability, effectiveness, and applicability of the proposed methodology. Graphs made using MATLAB represent visual judgments on how uncertainty impacts solutions. The results obtained for both examples are carefully examined and discussed in detail. The proposed method is compared to different decomposition and deep learning methods to ensure its accuracy. It is concluded that the proposed method is valid and reliable to get an exact solution for an intuitionistic fuzzy nonlinear Fredholm integral equation. |
| format | Article |
| id | doaj-art-c6cac498df724be983b85b77be36dcde |
| institution | DOAJ |
| issn | 2196-1115 |
| language | English |
| publishDate | 2025-05-01 |
| publisher | SpringerOpen |
| record_format | Article |
| series | Journal of Big Data |
| spelling | doaj-art-c6cac498df724be983b85b77be36dcde2025-08-20T03:16:32ZengSpringerOpenJournal of Big Data2196-11152025-05-0112112310.1186/s40537-025-01168-9On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational methodZain Khan0Saleem Abdullah1Ariana Abdul Rahimzai2Saifullah Khan3Department of Mathematics, Abdul Wali Khan UniversityDepartment of Mathematics, Abdul Wali Khan UniversityDepartment of Mathematics, Education Faculty, Laghman UniversityDepartment of Mathematics, Abdul Wali Khan UniversityAbstract Fuzzy integral equations play an important role in addressing uncertain mathematical problems. There are various techniques present in the literature to solve fuzzy linear integral equations. Different methodologies provide numerical solutions for fuzzy nonlinear integral equations. However, there are few recognized methods for finding an exact solution. The fuzzy set has limitations because it lacks a non-membership degree for investigating uncertainty. To address this limitation, we use an intuitionistic fuzzy set that considers both membership and non-membership degrees together. Using the parametric forms of an intuitionistic fuzzy number, the nonlinear Fredholm integral equation is decomposed into a set of four equations. This set of four equations is then named the intuitionistic fuzzy nonlinear Fredholm integral equation. For an exact solution to the intuitionistic fuzzy nonlinear Fredholm integral equation, we use the Direct Computational Method. We solve two different examples in detail to demonstrate the reliability, effectiveness, and applicability of the proposed methodology. Graphs made using MATLAB represent visual judgments on how uncertainty impacts solutions. The results obtained for both examples are carefully examined and discussed in detail. The proposed method is compared to different decomposition and deep learning methods to ensure its accuracy. It is concluded that the proposed method is valid and reliable to get an exact solution for an intuitionistic fuzzy nonlinear Fredholm integral equation.https://doi.org/10.1186/s40537-025-01168-9Intuitionistic fuzzy setNonlinear Fredholm integral equationParametric form of an intuitionistic fuzzy numberDirect computational method |
| spellingShingle | Zain Khan Saleem Abdullah Ariana Abdul Rahimzai Saifullah Khan On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method Journal of Big Data Intuitionistic fuzzy set Nonlinear Fredholm integral equation Parametric form of an intuitionistic fuzzy number Direct computational method |
| title | On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method |
| title_full | On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method |
| title_fullStr | On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method |
| title_full_unstemmed | On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method |
| title_short | On the solution of intuitionistic fuzzy nonlinear Fredholm integral equation using direct computational method |
| title_sort | on the solution of intuitionistic fuzzy nonlinear fredholm integral equation using direct computational method |
| topic | Intuitionistic fuzzy set Nonlinear Fredholm integral equation Parametric form of an intuitionistic fuzzy number Direct computational method |
| url | https://doi.org/10.1186/s40537-025-01168-9 |
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