Vitushkin's Localization Operator John Garnett Indiana University Mathematics Journal 1971 text pdf 10.1512/iumj.1971.20.20076 10.1512/iumj.1971.20.20076 en Indiana Univ. Math. J. 20 (1971) 905 - 907 state-of-the-art mathematics http://iumj.org/access/