EntityQ1033906· pop 10· linked from 29 articlespairing functionSign in to savefunction which encodes two natural numbers into a single natural numberConnectionscardinal numberEntitymathematicsEntityInternational Standard Book NumberEntitynatural numberEntityintegerEntityset theoryEntityrational numberEntitydigital object identifierEntityInternational Standard Serial NumberEntityquadratic equationEntitysequenceEntitymathematical inductionEntityCartesian productEntitycontinuous functionEntityQ118398EntitybijectionEntityinjectionEntitysurjective functionEntitycardinalityEntitytriangular numberEntityCategoriesFunctions and mappingsGeorg CantorSet theory