Special 50th Anniversary Issue

Issue devoted to the 50th anniversary of the journal, with articles ranging from memoirs to essentially novel scientific developments.

Table of contents
Content description

Variety of texts, from summary and reminiscences, through social choice, optimisation, control theory, shape optimisation, intuitionistic fuzzy sets, down to imprecise querying. 

Content items
Preface.pdf Download The Editors
Editorial.pdf Download Z. Nahorski & J. W. Owsiński
Gambarelli.pdf Download Gianfranco Gambarelli
Verdegay.pdf Download Jose Luis Verdegay
Nurmi.pdf Download Hannu Nurmi
Osmolovskii.pdf Download Nikolai P. Osmolovskii
Lasiecka-Triggiani.pdf Download I. Lasiecka & R. Triggiani
Mehandiratta-Mehra-Leugering.pdf Download V. Mehandiratta, M. Mehra & G. Leugering
Leugering-Novotny-Sokolowski.pdf Download G. Leugering, A. A. Novotny & J. Sokołowski
Szmidt-Kacprzyk-Bujnowski.pdf Download E. Szmidt, J. Kacprzyk & P. Bujnowski
Kacprzyk-Zadrozny.pdf Download J. Kacprzyk & S. Zadrożny