Facsimile of a manuscript from the archive of Emanuels Grinbergs, University of Latvia. The article (in three pieces of manuscripts), written in Russian, contains some reflections on graph theory. It may be written in ...

These manuscripts (in Latvian) contain examples of graphs without Hamiltonian cycles. See the flower snark J5 on the page 13. The date here 1.6.78.

Problems concerning education of mathematics for the students of the Faculty of economics and managements are considered.

The article (in three pieces of manuscripts), written in Russian, contains some reflections on graph theory. It may be written in 1973.

Facsimile of manuscript from the archive of Emanuels Grinbergs, University of Latvia. The article (in three pieces of manuscripts), written in Russian, contains some reflections on graph theory. It may be written in 1973.

Social network analysis widely uses graph techniques. Together with correct applications, in some cases, results are obtained from the graphs using paths longer than one, and due to intransitivity of relationships, several ...

No Dr. A.Lūša raksturojuma E.Grinberga zinātniskajam darbam: Doktora disertacija, ko E.Grīnbergs sācis strādāt 1940/41 m.g. Latvija Valsts Universitātē un aizstāvējis Rīgas Universitātē 1944.g. /oponenti prof.Dr.A.Lūsis, ...