Home›1 (number)›Unit function🌐EnglishEnglishSvenskaالعربيةEntityQ2919265· pop 6· linked from 4 articlesUnit functionSign in to savecompletely multiplicative function on positive integersAvailable in 6 languagesالعربيةEsperantoHebrewSlovenianSvenskavia Wikidata sitelinks · CC0Connectionsnumber theoryEntitydigital object identifierEntityKronecker deltaEntityidentity elementEntityHeaviside step functionEntityindicator functionEntityMöbius functionEntitymultiplicative functionEntityMathematical ReviewsEntityDirichlet convolutionEntityMöbius inversion formulaEntityCategories1 (number)Multiplicative functions