Projections on Spaces of Holomorphic Functions in Balls Frank ForelliWalter Rudin Indiana University Mathematics Journal 1975 text pdf 10.1512/iumj.1975.24.24044 10.1512/iumj.1975.24.24044 en Indiana Univ. Math. J. 24 (1975) 593 - 602 state-of-the-art mathematics http://iumj.org/access/