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Singular locus of rational ruled surfaces
Perrin, Nicolas
HAL, hal-00130367 / Harvested from HAL
Text on HAL
We prove that the morphism that maps a rational ruled surface to its singular locus is genericaly injective modulo isomophism and duality. We also calculate the dimension and the degre of its image.
Publié le : 2002-07-05
Classification:  [MATH.MATH-AG]Mathematics [math]/Algebraic Geometry [math.AG] 
@article{hal-00130367,
     author = {Perrin, Nicolas},
     title = {Singular locus of rational ruled surfaces},
     journal = {HAL},
     volume = {2002},
     number = {0},
     year = {2002},
     language = {fr},
     url = {http://dml.mathdoc.fr/item/hal-00130367}
}

Perrin, Nicolas. Singular locus of rational ruled surfaces. HAL, Tome 2002 (2002) no. 0, . http://gdmltest.u-ga.fr/item/hal-00130367/