APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM

The mathematical models of many engineering problems can often come down to two-dimensional optimization problems,it has been one of the hot issues of seeking the high effective and precision optimizing method.The characteristics of harmonic function and Green theory were used to study the relations...

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Main Authors: ZHANG Jing, SHI WenPu
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Strength 2018-01-01
Series:Jixie qiangdu
Subjects:
Online Access:http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2018.04.021
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author ZHANG Jing
SHI WenPu
author_facet ZHANG Jing
SHI WenPu
author_sort ZHANG Jing
collection DOAJ
description The mathematical models of many engineering problems can often come down to two-dimensional optimization problems,it has been one of the hot issues of seeking the high effective and precision optimizing method.The characteristics of harmonic function and Green theory were used to study the relations between the values of harmonic function and its boundary values,and demonstrate the non-locality of its extreme value.When the objective function of the optimization is harmonic function,the two-dimensional optimization can be simplified as a one-dimensional optimization on the boundary of its feasible region.At last,three examples were given to show the feasibility of the method here.The research ideas and the conclusions can be generalized to the solution of the three-dimensional optimization problems.
format Article
id doaj-art-722363fd5b444b1984795a31549dc6f1
institution Kabale University
issn 1001-9669
language zho
publishDate 2018-01-01
publisher Editorial Office of Journal of Mechanical Strength
record_format Article
series Jixie qiangdu
spelling doaj-art-722363fd5b444b1984795a31549dc6f12025-01-15T02:31:38ZzhoEditorial Office of Journal of Mechanical StrengthJixie qiangdu1001-96692018-01-014089089430602238APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEMZHANG JingSHI WenPuThe mathematical models of many engineering problems can often come down to two-dimensional optimization problems,it has been one of the hot issues of seeking the high effective and precision optimizing method.The characteristics of harmonic function and Green theory were used to study the relations between the values of harmonic function and its boundary values,and demonstrate the non-locality of its extreme value.When the objective function of the optimization is harmonic function,the two-dimensional optimization can be simplified as a one-dimensional optimization on the boundary of its feasible region.At last,three examples were given to show the feasibility of the method here.The research ideas and the conclusions can be generalized to the solution of the three-dimensional optimization problems.http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2018.04.021Two-dimension optimization problemHarmonic functionFeasible region boundaryMaximumOne-dimensional search
spellingShingle ZHANG Jing
SHI WenPu
APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM
Jixie qiangdu
Two-dimension optimization problem
Harmonic function
Feasible region boundary
Maximum
One-dimensional search
title APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM
title_full APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM
title_fullStr APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM
title_full_unstemmed APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM
title_short APPLICATION OF HARMONIC FUNCTION’S THEORY IN TWO-DIMENSION OPTIMIZATION PROBLEM
title_sort application of harmonic function s theory in two dimension optimization problem
topic Two-dimension optimization problem
Harmonic function
Feasible region boundary
Maximum
One-dimensional search
url http://www.jxqd.net.cn/thesisDetails#10.16579/j.issn.1001.9669.2018.04.021
work_keys_str_mv AT zhangjing applicationofharmonicfunctionstheoryintwodimensionoptimizationproblem
AT shiwenpu applicationofharmonicfunctionstheoryintwodimensionoptimizationproblem