Walter Tholen

According to our database, Walter Tholen authored at least 27 papers between 1993 and 2022.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2022

Kan Extensions are Partial Colimits.

Paolo Perrone, Walter Tholen

Appl. Categorical Struct., 2022

Quotients of Span Categories that are Allegories and the Representation of Regular Categories.

S. N. Hosseini, A. R. Shir Ali Nasab, Walter Tholen, Leila Yeganeh

Appl. Categorical Struct., 2022

Categorical Extension of Dualities: From Stone to de Vries and Beyond, I.

Georgi D. Dimov, Elza Ivanova-Dimova, Walter Tholen

Appl. Categorical Struct., 2022

2018

Met-Like Categories Amongst Concrete Topological Categories.

Walter Tholen

Appl. Categorical Struct., 2018

Approximate Injectivity.

Jirí Rosický, Walter Tholen

Appl. Categorical Struct., 2018

2017

A Note on the Topologicity of Quantale-Valued Topological Spaces.

Hongliang Lai, Walter Tholen

Log. Methods Comput. Sci., 2017

2016

Categorically Proper Homomorphisms of Topological Groups.

Wei He, Walter Tholen

Appl. Categorical Struct., 2016

The Fundamental Group as the Structure of a Dually Affine Space.

Eraldo Giuli, Walter Tholen

Appl. Categorical Struct., 2016

2014

Nullstellen and Subdirect Representation.

Walter Tholen

Appl. Categorical Struct., 2014

Foreword.

Maria Manuel Clementino, Marino Gran, Manuela Sobral, Ross Street, Walter Tholen

Appl. Categorical Struct., 2014

2011

Foreword - Special Issue Dedicated to the Memory of Professor Gregory Maxwell Kelly.

George Janelidze, Martin Hyland, Michael Johnson, Peter T. Johnstone, Stephen Lack, Ross Street, Walter Tholen, Richard J. Wood

Appl. Categorical Struct., 2011

2010

Lawvere Completion and Separation Via Closure.

Dirk Hofmann, Walter Tholen

Appl. Categorical Struct., 2010

2007

A Topologist's View of Chu Spaces.

Eraldo Giuli, Walter Tholen

Appl. Categorical Struct., 2007

Introduction to the Special Issue "Aspects of Contemporary Topology II".

Eva Colebunders, Miroslav Husek, Hans-Peter A. Künzi, Walter Tholen

Appl. Categorical Struct., 2007

2006

Universality of Coproducts in Categories of Lax Algebras.

Mojgan Mahmoudi, Christoph Schubert, Walter Tholen

Appl. Categorical Struct., 2006

2004

Facets of Descent III: Monadic Descent for Rings and Algebras.

George Janelidze, Walter Tholen

Appl. Categorical Struct., 2004

Preface.

George Janelidze, Bodo Pareigis, Walter Tholen

Appl. Categorical Struct., 2004

One Setting for All: Metric, Topology, Uniformity, Approach Structure.

Maria Manuel Clementino, Dirk Hofmann, Walter Tholen

Appl. Categorical Struct., 2004

2002

Weak Factorization Systems and Topological Functors.

Jirí Adámek, Horst Herrlich, Jirí Rosický, Walter Tholen

Appl. Categorical Struct., 2002

2001

What is a Quotient Map with Respect to a Closure Operator?

Maria Manuel Clementino, Eraldo Giuli, Walter Tholen

Appl. Categorical Struct., 2001

2000

Openness with Respect to a Closure Operator.

Eraldo Giuli, Walter Tholen

Appl. Categorical Struct., 2000

Representation of Relations by Partial Maps.

Xiaomin Dong, Walter Tholen

Appl. Categorical Struct., 2000

1998

Separated and Connected Maps.

Maria Manuel Clementino, Walter Tholen

Appl. Categorical Struct., 1998

1997

Facets of Descent, II.

George Janelidze, Walter Tholen

Appl. Categorical Struct., 1997

1996

Quasi-coproducts and accessible categories with wide pullbacks.

Hongde Hu, Walter Tholen

Appl. Categorical Struct., 1996

1994

Facets of descent, I.

George Janelidze, Walter Tholen

Appl. Categorical Struct., 1994

1993

Lexicographic sums and fibre-faithful maps.

Reinhard Börger, Walter Tholen, Anna Tozzi

Appl. Categorical Struct., 1993