Pringle History. The Pringle Clan has been recorded since 1270, an early form of the name being Hoppringill. The family held many lands around Galashiels, where the name is first recorded in a charter granted during the reign of Alexander III.
Definition of MATRIX ALGEBRA. : generalized algebra that deals with the operations and relations among matrices.
Key Point The norm of a matrix is a real number which is a measure of the magnitude of the matrix.Anticipating the places where we will use norms later, it is suï¬cient at this stage to restrictour attention to matrices with only real-valued entries.