noun which may take the genitive case particle 'no'
binomial; binary; dyadic
Mathematics term used to describe something consisting of two terms or elements, such as a binomial expression or a binary relation.
二項定理は数学の重要な公式の一つだ。
The binomial theorem is one of the important formulas in mathematics.
この二項関係は推移的ではない。
This binary relation is not transitive.
Compound of 二 (two) and 項 (term, clause), directly corresponding to the mathematical concept of 'binomial'.