KnowraHensel's lemmaLinked fromLinked fromThe 5 pages that link to Hensel's lemma, each with the reason it gives.All 5Related 3Compared with 2Chinese remainder theoremRelated: Prime-power congruences often complement Chinese-remainder recombination in computation.p-adic numberRelated: It turns compatible approximate roots into exact roots in the p-adic setting.p-adic valuationRelated: Valuation bounds quantify the approximation conditions that make root lifting possible.