(linear algebra) A relation between two matrices of the same size, such that every row of one matrix is a linear combination of the rows of the other matrix, and vice versa. It is an equivalence re...

Rent in tatters, torn, hanging in rags; ragged. / Dressed in tatters or rags; ragged. / (obsolete) Dilapidated; showing gaps or breaks; jagged; broken.

(physics) A form of mass spectrometry in which ions are accelerated to extraordinarily high kinetic energies before mass analysis.

past participle of take someone to the grave