Where does “unitriangular” come from?
unitriangular (English) comes from English triangular, from Latin triangulare, from French triangulaire, from Latin triangularis, from Latin triangulus, from Latin Angulus, from Proto-Indo-European h₂engulos, from Proto-Indo-European h₂eng- — curve, bend.
unitriangular (English): Of a matrix: such that the entries on the main...
Definitions
- Of a matrix: such that the entries on the main...
Ancestry of “unitriangular”, step by step