Meanings
proper noun
- computingThe rule stating that a polynomial of degree n can be (optimally) evaluated with only n multiplications and n additions
Origin
Named after William George Horner, though it significantly pre-dates his work.
Full word history & related roots →Cite this entry
APA
Horner's rule. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Horner's%20rule
MLA
“Horner's rule.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Horner's%20rule. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “Horner's rule,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Horner's%20rule.
Source: Horner's rule on Wiktionary, CC BY-SA 4.0.