noun
irreducible representation
Technical term in group representation theory. Refers to a representation that has no nontrivial proper subrepresentations.
有限群の既約表現の分類は重要な問題である。
The classification of irreducible representations of finite groups is an important problem.
この表現は二つの既約表現の直和に分解できる。
This representation can be decomposed into a direct sum of two irreducible representations.
Compound of 既約 (irreducible) and 表現 (representation), a calque from English or German mathematical terminology.