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Lectures on curves, surfaces and projective varieties : a classical view of algebraic geometry
اطلاعات کتابشناختی
Lectures on curves, surfaces and projective varieties : a classical view of algebraic geometry
Author :
Publisher :
European Mathematical Society,
Pub. Year :
2009
Subjects :
Curves, Algebraic -- Textbooks. Surfaces, Algebraic -- Textbooks. Geometry, Projective...
Call Number :
QA 565 .L4313 2009
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Preface
(7)
Contents
(13)
1 Prerequisites
(17)
2 Algebraic Sets, Morphisms, and Rational Maps
(28)
Review of topology
(28)
The correspondences V and I
(31)
Morphisms
(37)
Rational maps
(40)
Projective algebraic sets
(46)
Rational maps and birational equivalence
(51)
Complements and exercises
(59)
3 Geometric Properties of Algebraic Varieties
(67)
Tangent space, singularities and dimension
(67)
Independence of polynomials. Essential parameters
(78)
Dimension of a projective variety
(84)
Order of a projective variety, tangent cone and multiplicity
(88)
4 Rudiments of Elimination Theory
(99)
Resultant of two polynomials
(99)
Bézout's theorem for plane curves
(105)
More on intersection multiplicity
(106)
Elimination of several variables
(115)
Bézout's theorem
(118)
5 Hypersurfaces in Projective Space
(122)
Generalities on hypersurfaces
(122)
Multiple points of a hypersurface
(124)
Algebraic envelopes
(131)
Polarity with respect to a hypersurface
(135)
Quadrics in projective space
(142)
Complements on polars
(150)
Plane curves
(156)
Surfaces in P3
(165)
6 Linear Systems
(182)
Linear systems of hypersurfaces
(182)
Hypersurfaces of a linear system that satisfy given conditions
(184)
Base points of a linear system
(186)
Jacobian loci
(193)
Simple, composite, and reducible linear systems
(198)
Rational mappings
(201)
Projections and Veronese varieties
(205)
Blow-ups
(208)
7 Algebraic Curves
(213)
Generalities
(213)
The genus of an algebraic curve
(217)
Curves on a quadric
(228)
Rational curves
(234)
Exercises on rational curves
(241)
8 Linear Series on Algebraic Curves
(254)
Divisors on an algebraic curve with ordinary singularities
(255)
Linear series
(262)
Linear equivalence
(264)
Projective image of linear series
(267)
Special linear series
(272)
Adjoints and the Riemann–Roch theorem
(277)
Properties of the canonical series and canonical curves
(286)
Some results on algebraic correspondences between two curves
(290)
Some remarks regarding moduli
(293)
Complements and exercises
(300)
9 Cremona Transformations
(308)
Quadratic transformations between planes
(308)
Resolution of the singularities of a plane algebraic curve
(313)
Cremona transformations between planes
(323)
Cremona transformations between projective spaces of dimension 3
(333)
Exercises
(338)
10 Rational Surfaces
(356)
Planar representation of rational surfaces
(356)
Linearly normal surfaces and their projections
(365)
Surfaces of minimal order
(370)
The conics of a plane as points of P5 and the Veronese surface
(376)
Complements and exercises
(380)
11 Segre Varieties
(402)
The product of two projective lines
(402)
Segre morphism and Segre varieties
(405)
Segre product of varieties
(408)
Examples and exercises
(411)
12 Grassmann Varieties
(415)
The lines of P3 as points of a quadric in P5
(415)
Complexes of lines in P3
(419)
Congruences of lines in P3
(423)
Ruled surfaces in P3
(424)
Grassmann coordinates and Grassmann varieties
(430)
Further properties of G(1,n) and applications
(438)
13 Supplementary Exercises
(449)
Miscellaneous exercises
(449)
Further problems
(470)
Exercises on linear series on curves
(473)
Bibliography
(483)
Index
(491)