Common fixed points and fixed edges for monotone mappings in posets
Matematičar Miloš Radojčić
Some Results of the Current Work on the Catalogue of PZT Programme Stars
Observations of the Sun, Mercury and Venus in Both coordinates, Made With the Large Meridian Circle of Belgrade Observatory
Properties of monotone mappings in partially ordered sets.
On fixed edges of antitone self-mappings of complete lattices.
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