Artículo
A combinatorial method for computing Steenrod squares
Autor/es | González Díaz, Rocío
Real Jurado, Pedro |
Departamento | Universidad de Sevilla. Departamento de Matemática Aplicada I (ETSII) |
Fecha de publicación | 1999 |
Fecha de depósito | 2021-09-15 |
Publicado en |
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Resumen | We present here a combinatorial method for computing Steenrod squares of a simplicial set X. This method is essentially based on the determination of explicit formulae for the component morphisms of a higher diagonal ... We present here a combinatorial method for computing Steenrod squares of a simplicial set X. This method is essentially based on the determination of explicit formulae for the component morphisms of a higher diagonal approximation (i.e., a family of morphisms measuring the lack of commutativity of the cup product on the cochain level) in terms of face operators of X. A generalization of this method to Steenrod reduced powers is sketched |
Agencias financiadoras | Junta de Andalucía Ministerio de Educación y Ciencia (MEC). España |
Identificador del proyecto | FQM-0143
PB97-1025-C02-02 |
Cita | González Díaz, R. y Real Jurado, P. (1999). A combinatorial method for computing Steenrod squares. Journal of Pure and Applied Algebra, 139 (1-3), 89-108. |