engleski

A Thousand Papers of Josip Pečarić

In the last four decades academician Josip Pe\v{; ; c}; ; ari\'{; ; c}; ; has produced an enormous number of scientific papers and books. He has published more than one thousand mathematical papers in scientific journals and books. Furthermore, he is an author of more than 20 mathematical monographs, books and textbooks. Besides the great mathematical work, he has actively taken part in social life which has resulted in 30 books, more than 300 articles, notes and interviews in books, newspapers and other sources. In this paper we present some of ideas of his mathematical work which have a great impact on further investigations.

convex function; harmonic polynomials; the Jensen inequality; Mond-Pečarić method; positive linear functional; quadrature formulae; the Steffensen inequality

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