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.LP
These routines implement functions that operate on matrices.  Generally, these
routines will operate on double and double complex images that contain
matrices (one per band).
.SH
SHORT DESCRIPTION OF ROUTINES
.IP "Invert Matrix -" 20
generate the inverse of a matrix.
.IP "Transpose Matrix -" 20
generate the transpose of a matrix.
.IP "Sing. Value Decomp -" 20
generate any or all of three matrices U,S, and V such that A = U*S*V'
.IP "Eigenvalues/vectors -" 20
generate either or both of (1) a matrix containing the eigenvalues of the
system represented by the input matrix, and (2) a matrix containing the
corresponding eigenvectors as column matrices.
.IP "Matrix Multiply -" 20
multiply two input matrices together.
.IP "LU Factorization -" 20
generate either or both of the L and U parts of the LU factorization of
the input matrix.
.IP "Simultaneous Eqs. -" 20
solve a system of simultaneous equations given the coefficient matrix and
the b-vector.
.IP "Differential Eqs. -" 20
solves a system of linear, constant coefficient, ordinary differential
equations with constant driving functions.
.IP "Matrix Information -" 20
obtains the determinant, condition, and various norms of an image file
of matrices.
.IP "Covariance Matrix -" 20
Compute the covariance matrix of a vector image.
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