KnowraUnique factorizationLinked fromLinked fromThe 8 pages that link to Unique factorization, each with the reason it gives.All 8Related 4Narrower topic 1Compared with 3Fermat's Last TheoremRelated: Classical attempts extend factorization into larger rings, where uniqueness can fail.Richard DedekindRelated: Ideals restore unique factorization when algebraic integers themselves lack it.Ernst KummerRelated: Its failure in cyclotomic rings motivated Kummer’s ideal numbers.Ramanujan–Nagell equationRelated: Factoring expressions involving x and √−7 requires care because unique factorization can fail.