An Embedding Property of Sequence Spaces Related to Meyer-Konig and Zeller Type Theorems A. Snyder Indiana University Mathematics Journal 1986 text pdf 10.1512/iumj.1986.35.35035 10.1512/iumj.1986.35.35035 en Indiana Univ. Math. J. 35 (1986) 669 - 679 state-of-the-art mathematics http://iumj.org/access/