An -D Subspace of an -D Vector Space can be specified by an Matrix whose rows are the coordinates of a Basis of . The set of all Minors of this Matrix are then called the Grassmann coordinates of (where is a Binomial Coefficient).
See also Chow Coordinates
References
Wilson, W. S.; Chern, S. S.; Abhyankar, S. S.; Lang, S.; and Igusa, J.-I. ``Wei-Liang Chow.''
Not. Amer. Math. Soc. 43, 1117-1124, 1996.