unitriangular

Of a matrix: such that the entries on the main diagonal of a (upper or lower) triangular matrix are all 1.

Adjective

  1. Of a matrix: such that the entries on the main diagonal of a (upper or lower) triangular matrix are all 1.
    • In this paper we study distortion of various well-known embeddings of finitely generated torsion-free nilpotent groups G into unitriangular groups UT#95;n(#92;mathbb#123;Z#125;). - 2015, Funda Gul, Alexei G. Myasnikov,...

Origin

From uni- + triangular.