bisection method

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|mathematics}} A [[root]]-finding method that applies to any [[continuous function]]s for which one knows two [[value]]s with [[opposite]] [[sign]]s, and [[consist]]s of repeatedly [[bisect]]ing the [[interval]] defined by these values and then selecting the [[subinterval]] in which the [[function]] changes sign, and therefore must contain a root.

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