EntityQ7795912· pop 10· linked from 25 articlesThomson problemSign in to savemathematical problemWikidata factsInstance ofmathematical problemNamed afterJ. J. ThomsonShow 1 more factP6104WikiProject Mathematicsvia Wikidata · CC0ConnectionsJ. J. ThomsonEntitytriangular bipyramidEntityCategoriesCircle packingElectronElectrostaticsUnsolved problems in mathematics