Geodesic
Cohomology rings of compactifications of toric arrangements
De Concini, Corrado1 ; Gaiffi, Giovanni2
1 Dipartimento di Matematica, Università di Roma, Rome, Italy
2 Dipartimento di Matematica, Università di Pisa, Pisa, Italy
Algebraic and Geometric Topology, Tome 19 (2019) no. 1, pp. 503-532

Voir la notice de l'article provenant de la source Mathematical Sciences Publishers

We previously (Adv. Math. 327 (2018) 390–409) constructed some projective wonderful models for the complement of a toric arrangement in an n–dimensional algebraic torus T. In this paper we describe their integer cohomology rings by generators and relations.

DOI : 10.2140/agt.2019.19.503
Classification : 14N20
Keywords: toric arrangements, compact models, configuration spaces

De Concini, Corrado 1 ; Gaiffi, Giovanni 2

1 Dipartimento di Matematica, Università di Roma, Rome, Italy
2 Dipartimento di Matematica, Università di Pisa, Pisa, Italy 
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De Concini, Corrado; Gaiffi, Giovanni. Cohomology rings of compactifications of toric arrangements. Algebraic and Geometric Topology, Tome 19 (2019) no. 1, pp. 503-532. doi: 10.2140/agt.2019.19.503

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