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Comptes Rendus Mathématique
Volume 349, n° 19-20
pages 1093-1096 (novembre 2011)
Doi : 10.1016/j.crma.2011.08.008
Received : 28 Mars 2011 ;  accepted : 16 August 2011
Points singuliers du discriminant dʼun d -tissu sur une surface complexe
On the singular points of the discriminant of a d -web on a complex surface

El Hadji Cheikh Mbacké Diop
Département de mathématiques et informatique, faculté des sciences et techniques, université Cheikh Anta Diop de Dakar, Sénégal 


On généralise la formule de Yartey sur le nombre de points de rebroussements du discriminant dʼun d -tissu sur le plan projectif aux tissus sur les surfaces complexes.

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We generalize for d -webs on complex surfaces a formula due to Yartey which computes the number of cusps of the discriminant of a d -web on the complex projective plane.

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