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Record Nr. |
UNISA996466482403316 |
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Autore |
Casas-Alvero Eduardo <1948-> |
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Titolo |
The enumerative theory of conics after Halphen / / Eduardo Casas-Alvero and Sebastian Xambo-Descamps |
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Pubbl/distr/stampa |
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Berlin, Germany ; ; New York, New York : , : Springer-Verlag, , [1986] |
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©1986 |
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ISBN |
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Edizione |
[1st ed. 1986.] |
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Descrizione fisica |
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1 online resource (VIII, 128 p.) |
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Collana |
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Lecture Notes in Mathematics, , 0075-8434 ; ; 1196 |
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Disciplina |
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Soggetti |
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Intersection theory (Mathematics) |
Geometry, Enumerative |
Conics, Spherical |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Bibliographic Level Mode of Issuance: Monograph |
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Nota di contenuto |
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Conics -- Complete conics -- Systems of conics -- Equations of the degeneration hypersurfaces -- Conditions imposed on conics -- Action of the projective group and proper solutions of an enumarative problem -- Genericity of the data of conditions -- Local characters of a condition -- Halphen's first formula -- Computation of characteristic numbers -- Examples -- Strict equivalence of conditions -- Systems of conics contained in Sp,q -- Conics satisfying five independent conditions -- Cycles on W and on B -- Multiplicity cycles and Noether's formula -- Improper intersection numbers -- Generalization of Halphen's formula to conditions of higher order -- Examples of higher order conditions -- Strict equivalence of conditions -- Enumerative ring of W -- Computation of products in hal· (W) -- Further examples. |
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