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<p>that  where the rows of  are denoted as  and the columns of  as  for  Then clearly, the <a href="page.php?w=Dot_product">Euclidean inner product</a> of any two  This property can also be useful in constructing the inverse of a square matrix in some instances, where a set of <a href="page.php?w=orthogonal">orthogonal</a> vectors (but not necessarily orthonormal vectors) to the columns of  are known. In which case, one can apply the iterative <a href="page.php?w=Gram-Schmidt_process">Gram-Schmidt process</a> to this initial set to determine the</p><p>
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