LAPACK.getInstance().dsysv(uplo.netlib(), numRows, X.numColumns(),
newData, Matrices.ld(numRows), ipiv, Xd, Matrices.ld(numRows),
work, -1, info);
LAPACK.getInstance().dsysv(uplo.netlib(), numRows, X.numColumns(),
newData, Matrices.ld(numRows), ipiv, Xd, Matrices.ld(numRows),
work, lwork, info);