Concepedia

Tsugunori Nogura

TN

Statistics

Publications

19

Citations

380

H-Index

13

Active since

1976

Affiliations

Ehime University(Current)

University of KwaZulu-Natal

Universidade de São Paulo

Tokyo Gakugei University

Tsugunori Nogura is an author at Ehime University specializing in mathematics, topology, and natural sciences.

Publications per year

1976–2013

19

Publications

19

When does the Fell topology on a hyperspace of closed sets coincide with the meet of the upper Kuratowski and the lower Vietoris topologies?

Tsugunori Nogura, Dmitri Shakhmatov · Topology and its Applications · 1996 · 56 citations

, , +10

The product of 〈αi〉-spaces

Tsugunori Nogura · Topology and its Applications · 1985 · 44 citations

, , +6

Selections and order-like relations

Valentin Gutev, Tsugunori Nogura · Applied General Topology · 2001 · 34 citations · Full text

, , +9

A topology generated by selections

Valentin Gutev, Tsugunori Nogura · Topology and its Applications · 2005 · 21 citations

, , +2

Extreme selections for hyperspaces of topological spaces

S. Garcı́a-Ferreira, Valentin Gutev, Tsugunori Nogura et al. · Topology and its Applications · 2002 · 20 citations

, , +7

1–5 of 19