Parametrized topological complexity of bundles of real projective spaces, I

Abstract In this paper we study parametrized topological complexity of bundles of real projective spaces which arise as projectivisations of vector bundles. We develop algebraic machinery for computing lower bounds for the parametrized topological complexity of projective bundles based on theory of Stiefel - Whitney characteristic classes. We establish sharp upper bounds for the parametrized topological complexity of projective bundles improving the general upper bounds. Combining the lower and the upper bounds we compute explicitly many specific examples.

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Publication Details

Journal
Journal of Applied and Computational Topology
Published
2026-08-03
DOI
https://doi.org/10.1007/s41468-026-00249-9
Primary Topic
Homotopy and Cohomology in Algebraic Topology
Type
article
Field-Weighted Citation Impact
0.00

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article

Parametrized topological complexity of bundles of real projective spaces, I

Michael Färber, Lucile Vandembroucq, Amit Kumar Paul
Journal of Applied and Computational Topology
Homotopy and Cohomology in Algebraic Topology
article

Parametrized topological complexity of bundles of real projective spaces, I

Michael Färber, Lucile Vandembroucq, Amit Kumar Paul
article en

Abstract

Abstract In this paper we study parametrized topological complexity of bundles of real projective spaces which arise as projectivisations of vector bundles. We develop algebraic machinery for computing lower bounds for the parametrized topological complexity of projective bundles based on theory of Stiefel - Whitney characteristic classes. We establish sharp upper bounds for the parametrized topological complexity of projective bundles improving the general upper bounds. Combining the lower and the upper bounds we compute explicitly many specific examples.

Journal of Applied and Computational TopologyVol. 10(3)
Queen Mary University of London (GB), Indian Statistical Institute (IN), University of Minho (PT)
Engineering and Physical Sciences Research Council, Fundação para a Ciência e a Tecnologia, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa
Openalex Percentile: Top 92%
Homotopy and Cohomology in Algebraic Topology
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