CONVEXITY AND BERNSTEIN POLYNOMIALS ON k-SIMPLOIDS
WOLFGANG DAHMEN Institute fur Mathematik III;Freie Universitat Berlin Arnimallee 2-6;1000 Berlin 33;Germany CHARLES A. MICCHELLI IBM T. J. Watson Research Center;P. O. Box 218;Yorktown Heights. N. Y. 10598;U. S. A.
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