stærðfræðilegir

Stærðfræðilegir is an Icelandic adjective meaning mathematical or pertaining to mathematics. It is formed from the noun stærðfræði, meaning mathematics, combined with the suffix -legur, which indicates relation or pertaining to. The base form is stærðfræðilegur (masculine singular), and like other Icelandic adjectives it inflects for gender, number, and case. The masculine plural nominative form is stærðfræðilegir, used to modify masculine or mixed-gender plural nouns in the nominative case. Other inflected forms include feminine plural stærðfræðilegar and neuter plural forms that align with the standard Icelandic adjective paradigm.

In practice, stærðfræðilegir describes topics, objects, or people associated with mathematics. It is commonly found in academic writing, textbooks, and lectures. Examples of usage include phrases such as stærðfræðilegar aðferðir (mathematical methods), stærðfræðilegir eiginleikar (mathematical properties), and stærðfræðileg rannsóknir (mathematical research). The term emphasizes theoretical or mathematical aspects rather than applied or practical contexts outside the discipline.

Etymologically, the word reflects Icelandic compounding patterns: stærðfræði (mathematics) plus the general adjective suffix -legur yields a word that is easily adaptable to all standard Icelandic inflections, maintaining a clear link to the field of mathematics. As with many scientific terms in Icelandic, its precise form changes to agree with the noun it describes, ensuring grammatical consistency across sentences.