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Circle–ellipse problem

The circle–ellipse problem in software development (sometimes called the square–rectangle problem) illustrates several pitfalls which can arise when using subtype polymorphism in object modelling. The issues are most commonly encountered when using object-oriented programming (OOP). By definition, this problem is a violation of the Liskov substitution…

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Circle–ellipse problem

Nodes34
Edges33
Triples42
Avg. degree1.94
Density0.058824
Components1

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Circle–ellipse problem

Top relations

related to External links · 32
Circle–ellipse problem → Alistair Cockburn, Beginning, Constraints, Constructive Deconstruction, Date, Dobb's, Dr, FAQ, From Mechanism, Henney, Kevlin, LiskovSubstitutionPrinciple, Lock-gray-alt-2, Lock-green, Lock-red-alt-2, Marshall Cline, Maybe, Method, Object-Oriented Databases, OOP
related to Change the programming language · 8
Circle–ellipse problem → Essentially, However, If, It, Many, OO, OOP, This

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Important terminology

ellipse circle problem class object may stretchx methods one inheritance also model programming now using change value base must type

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
stretchX must be changed to yield a new instanceinstance ofmethods0.80text
rather than modifying the instance they act oninstance ofmethods0.80text
Circle–ellipse problemrelated to Change the programming languageThis0.60section
Circle–ellipse problemrelated to Change the programming languageOO0.60section
Circle–ellipse problemrelated to Change the programming languageEssentially0.60section
Circle–ellipse problemrelated to Change the programming languageIf0.60section
Circle–ellipse problemrelated to Change the programming languageIt0.60section
Circle–ellipse problemrelated to Change the programming languageHowever0.60section
Circle–ellipse problemrelated to Change the programming languageMany0.60section
Circle–ellipse problemrelated to Change the programming languageOOP0.60section
Circle–ellipse problemrelated to External linksFAQ0.60section
Circle–ellipse problemrelated to External linksMarshall Cline0.60section

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