🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربيةفارسیहिन्दी한국어中文日本語EntityQ1243208· pop 23· linked from 124 articlesdouble pendulumpendulum with another pendulum attached to its endAvailable in 22 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةहिन्दीArmenianConnectionspendulumEntitychaos theoryEntityCategoriesChaotic mapsDynamical systemsMathematical physicsPendulums