On Orthogonalization of C-Algebras Steve Wright Indiana University Mathematics Journal 1978 text pdf 10.1512/iumj.1978.27.27028 10.1512/iumj.1978.27.27028 en Indiana Univ. Math. J. 27 (1978) 383 - 399 state-of-the-art mathematics http://iumj.org/access/