JV

J. Vermeer

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12 records found

Some realcompact spaces
We present examples of realcompact spaces with closed subsets that are C*-embedded but not C-embedded, including one where the closed set is a copy of N. @en

A note on the Lindelöf degree of products
The authors, University of Kansas post-doctoral instructors at the time this note was written, exhibit an upper bound for the Lindelöf degree of a product space.@en

On (con)similarities and conguences between a and a*, at or a1
Journal article (2008) - J. Vermeer (author)

Orthogonal similarity of a real matrix and its transpore
Journal article (2008) - J. Vermeer (author)

A geometric interpretation of Ungar's addition and of gyration in the hyperbolic plane
Journal article (2005) - J. Vermeer (author)

H-Closed spaces

Intersection properties for coverings of G-spaces

Coloring maps of period three

A dynamical decomposition theorem

Lusternik, Schnirelman for subspaces

Addendum to Liusternik, Schnirelman for subspaces

On almost homeomorphic spaces
Journal article (2000) - J. Vermeer (author)