In mathematics, having two diagonals or relating to a matrix with nonzero elements only on two diagonals.
From Latin 'bi-' (two) + 'diagonalis' (diagonal), a mathematical term for structures with paired diagonal features.
In linear algebra, bidiagonal matrices are special simplified forms that computers love because they're easier to calculate with than fully populated matrices.
Complete word intelligence in one call. Free tier — 50 lookups/day.