🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربيةفارسیไทย한국어中文日本語EntityQ1797373· pop 28· linked from 3,229 articlescoastline paradoxAlso known as Richardson effectcounterintuitive observation that the coastline of a landmass does not have a well-defined lengthWikidata factsImageBritain-fractal-coastline-combined.jpgSources (1)wikidata.orgvia Wikidata · CC0Available in 28 languagesEspañolFrançaisDeutsch日本語РусскийPortuguêsالعربيةArmenianBahasa IndonesiaBasqueConnectionsfractalEntityBenoit MandelbrotEntityCategoriesCartographyCoastal geographyCoastsFractalsLengthParadoxesProblems in spatial analysisTopography