Approximation and optimization. Proceedings of the international seminar held in Havana, Cuba, Jan. 12-16, 1987
The articles of this volume will be reviewed individually under the abbreviation ``Approximation and optimization, Proc. Int. Semin., Havana/Cuba 1987, Lect. Notes Math. 1354 (1988)''.
scientific article; zbMATH DE number 193975