jəˈkōbēən, yə- noun
also jacobian determinant
( -s )
Usage: usually capitalized J
Etymology: K.G.J. Jacobi died 1851 German mathematician + English -an
: a determinant in which the elements of the first column are the partial derivatives of the first of a set of n functions with respect to each of n independent variables, those of the second column the partial derivatives of the second function with respect to each independent variable, and so on