Mathematics. Of a function, quantity, etc.: related to a given function, quantity, etc., by a particular process of transposition; spec. (a) (of…

applied to the transpose of a given matrix.

= adjoint, adj. 3.

Mathematics. Of a square matrix: representing an orthogonal transformation; such that the rows (and likewise the columns) are orthonormal when…

Mathematics. Designating a matrix or determinant that is an alternant (sense B. 2).

(of a function) having positive (formerly, positive or zero) values for all non-zero values of its argument; (of a square matrix) having all its…

Mathematics. Of a function: that is its own inverse. rare. disused.

Applied to a matrix in which pairs of elements symmetrically placed with respect to the principal diagonal are complex conjugates, and to other…

Of a matrix or quantity: not Hermitian.