🌐فارسیEnglishDeutschРусскийفارسی한국어中文日本語EntityQ2031860· pop 5· linked from 68 articlesآرایه متعامدtype of mathematical arrayAvailable in 5 languagesDeutsch日本語فارسی한국어via Wikidata sitelinks · CC0ConnectionspermutationEntity𝑛-tupleEntityCategoriesCombinatorial designCombinatoricsDesign of experimentsLatin squares