An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques

We consider a novel approach to providing highly accurate analytic solutions to non-classical, non-linear problems. This approach is then implemented to the highly sensitive Troesch-problem, which possesses a boundary layer at the right-end: we determine an upper and lower envelope solution, and com...

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Main Authors: Mihai Halic, Roshan Tajarod, Helmi Temimi
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Chaos, Solitons & Fractals: X
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590054423000064
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author Mihai Halic
Roshan Tajarod
Helmi Temimi
author_facet Mihai Halic
Roshan Tajarod
Helmi Temimi
author_sort Mihai Halic
collection DOAJ
description We consider a novel approach to providing highly accurate analytic solutions to non-classical, non-linear problems. This approach is then implemented to the highly sensitive Troesch-problem, which possesses a boundary layer at the right-end: we determine an upper and lower envelope solution, and compare the average to existing numerical results. Computer simulations show that the proposed analytic solution is highly accurate when compared to the existing benchmark. This confirms that the proposed approach to deal with such non-linear problems can be used to treat similar non-classical boundary-value problems.
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spelling doaj.art-702aac3518eb44ca87b13bc63c16d20a2023-12-08T04:45:55ZengElsevierChaos, Solitons & Fractals: X2590-05442023-12-0111100096An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope TechniquesMihai Halic0Roshan Tajarod1Helmi Temimi2Corresponding author.; Dept. Mathematics and Natural Sciences, Gulf University for Science and Technology, Masjid Al Aqsa St., Mubarak Al-Abdullah, West Mishref, KuwaitDept. Mathematics and Natural Sciences, Gulf University for Science and Technology, Masjid Al Aqsa St., Mubarak Al-Abdullah, West Mishref, KuwaitDept. Mathematics and Natural Sciences, Gulf University for Science and Technology, Masjid Al Aqsa St., Mubarak Al-Abdullah, West Mishref, KuwaitWe consider a novel approach to providing highly accurate analytic solutions to non-classical, non-linear problems. This approach is then implemented to the highly sensitive Troesch-problem, which possesses a boundary layer at the right-end: we determine an upper and lower envelope solution, and compare the average to existing numerical results. Computer simulations show that the proposed analytic solution is highly accurate when compared to the existing benchmark. This confirms that the proposed approach to deal with such non-linear problems can be used to treat similar non-classical boundary-value problems.http://www.sciencedirect.com/science/article/pii/S2590054423000064Primary 34B15Secondary 34L3034B60
spellingShingle Mihai Halic
Roshan Tajarod
Helmi Temimi
An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques
Chaos, Solitons & Fractals: X
Primary 34B15
Secondary 34L30
34B60
title An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques
title_full An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques
title_fullStr An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques
title_full_unstemmed An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques
title_short An Accurate Analytical Solution to Troesch’s Problem Through Lower and Upper Envelope Techniques
title_sort accurate analytical solution to troesch s problem through lower and upper envelope techniques
topic Primary 34B15
Secondary 34L30
34B60
url http://www.sciencedirect.com/science/article/pii/S2590054423000064
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