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Algebraic and analytic geometry of fans / / Carlos Andradas, Jesús M. Ruiz
| Algebraic and analytic geometry of fans / / Carlos Andradas, Jesús M. Ruiz |
| Autore | Andradas Carlos |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 1995 |
| Descrizione fisica | 1 online resource (130 p.) |
| Disciplina | 516.3/5 |
| Collana | Memoirs of the American Mathematical Society |
| Soggetto topico |
Semialgebraic sets
Semianalytic sets |
| ISBN | 1-4704-0132-0 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
""Table of contents""; ""Introduction""; ""1. Basic and generically basic sets""; ""2. The real spectrum""; ""3. Algebraic and analytic tilde operators""; ""4. Fans and basic sets""; ""5. Algebraic fans and analytic fans""; ""6. Prime cones and valuations""; ""7. Centers of an algebraic fan""; ""8. Henselization of algebraic fans""; ""9. A going�down theorem, for fans""; ""10. Extension of real valuation rings to the henselization""; ""11. The amalgamation property""; ""12. Algebraic characterization of analytic fans""; ""13. Finite coverings associated to a fan""
""14. Geometric characterization of analytic fans""""15. The fan approximation lemma""; ""16. Analyticity and approximation""; ""17. Analyticity after birational blowing�down""; ""References"" |
| Record Nr. | UNINA-9910788757603321 |
Andradas Carlos
|
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| Providence, Rhode Island : , : American Mathematical Society, , 1995 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic and analytic geometry of fans / / Carlos Andradas, Jesús M. Ruiz
| Algebraic and analytic geometry of fans / / Carlos Andradas, Jesús M. Ruiz |
| Autore | Andradas Carlos |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 1995 |
| Descrizione fisica | 1 online resource (130 p.) |
| Disciplina | 516.3/5 |
| Collana | Memoirs of the American Mathematical Society |
| Soggetto topico |
Semialgebraic sets
Semianalytic sets |
| ISBN | 1-4704-0132-0 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
""Table of contents""; ""Introduction""; ""1. Basic and generically basic sets""; ""2. The real spectrum""; ""3. Algebraic and analytic tilde operators""; ""4. Fans and basic sets""; ""5. Algebraic fans and analytic fans""; ""6. Prime cones and valuations""; ""7. Centers of an algebraic fan""; ""8. Henselization of algebraic fans""; ""9. A going�down theorem, for fans""; ""10. Extension of real valuation rings to the henselization""; ""11. The amalgamation property""; ""12. Algebraic characterization of analytic fans""; ""13. Finite coverings associated to a fan""
""14. Geometric characterization of analytic fans""""15. The fan approximation lemma""; ""16. Analyticity and approximation""; ""17. Analyticity after birational blowing�down""; ""References"" |
| Record Nr. | UNINA-9910812415203321 |
|
Andradas Carlos
|
||
| Providence, Rhode Island : , : American Mathematical Society, , 1995 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic and combinatorial aspects of tropical geometry : CIEM Workshop on Tropical Geometry, December 12-16, 2011, International Center for Mathematical Meetings, Castro Urdiales, Spain / / Erwan Brugallé [and four others],editors
| Algebraic and combinatorial aspects of tropical geometry : CIEM Workshop on Tropical Geometry, December 12-16, 2011, International Center for Mathematical Meetings, Castro Urdiales, Spain / / Erwan Brugallé [and four others],editors |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 2013 |
| Descrizione fisica | 1 online resource (362 p.) |
| Disciplina | 516.3/5 |
| Collana | Contemporary Mathematics |
| Soggetto topico |
Tropical geometry
Combinatorial analysis |
| Soggetto genere / forma | Electronic books. |
| ISBN | 1-4704-0940-2 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
""Dedication""; ""Preface""; ""Intersection multiplicity numbers between tropical hypersurfaces""; ""Introduction""; ""1. Toric hypersurfaces""; ""2. Intersection of toric hypersurfaces""; ""3. Tropical hypersurfaces""; ""4. Intersection of tropical hypersurfaces""; ""5. Intersection multiplicity numbers between tropical hypersurfaces""; ""6. Tropical intersection numbers via volumes of Cayley polytopes""; ""7. Non degenenerate tropical complete intersections""; ""References""; ""On the total curvature of tropical hypersurfaces""; ""1. Introduction""; ""2. Preliminary""
""2.1. Total curvature""""2.2. Tropical hypersurfaces""; ""2.3. Real convergent Puiseux series and tropicalisation""; ""2.4. Real tropical hypersurfaces""; ""3. Total curvature of real and complex amoebas""; ""4. Complex and real total curvature of tropical hypersurfaces""; ""4.1. Complex total curvature""; ""4.2. Total curvature of real tropical hypersurfaces""; ""5. Polyhedral total curvature of a real tropical hypersurface.""; ""5.1. Definition and elementary properties""; ""5.2. Elementary simplex case""; ""5.3. Proof of Proposition 5.8""; ""6. Complement""; ""6.1. Tropical lower bound"" ""Tropically unirational varieties""""1. Tropical Unirationality""; ""Acknowledgements""; ""2. Linear spaces, toric varieties, homogenisation, curves""; ""3. Combining reparameterisations""; ""4. Birational projections""; ""5. Very local reparameterisations""; ""6. Concluding remarks""; ""References""; ""A Guide to Tropicalizations""; ""1. Introduction""; ""2. Analytification""; ""3. Tropicalization""; ""4. Models over the valuation ring and reduction""; ""5. Initial degeneration""; ""6. Affine toric schemes over a valuation ring""; ""7. Toric schemes over a valuation ring"" ""6. The layered categories and the corresponding tropicalization functors"" |
| Record Nr. | UNINA-9910480091803321 |
| Providence, Rhode Island : , : American Mathematical Society, , 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic and combinatorial aspects of tropical geometry : CIEM Workshop on Tropical Geometry, December 12-16, 2011, International Center for Mathematical Meetings, Castro Urdiales, Spain / / Erwan Brugallé [and four others],editors
| Algebraic and combinatorial aspects of tropical geometry : CIEM Workshop on Tropical Geometry, December 12-16, 2011, International Center for Mathematical Meetings, Castro Urdiales, Spain / / Erwan Brugallé [and four others],editors |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 2013 |
| Descrizione fisica | 1 online resource (362 p.) |
| Disciplina | 516.3/5 |
| Collana | Contemporary mathematics |
| Soggetto topico |
Tropical geometry
Combinatorial analysis |
| ISBN | 1-4704-0940-2 |
| Classificazione | 14T0514T9951M2012J2014M2532P0514C3005E4514H5232S05 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Dedication -- Preface -- Intersection multiplicity numbers between tropical hypersurfaces -- Introduction -- 1. Toric hypersurfaces -- 2. Intersection of toric hypersurfaces -- 3. Tropical hypersurfaces -- 4. Intersection of tropical hypersurfaces -- 5. Intersection multiplicity numbers between tropical hypersurfaces -- 6. Tropical intersection numbers via volumes of Cayley polytopes -- 7. Non degenerate tropical complete intersections -- References -- On the total curvature of tropical hypersurfaces -- 1. Introduction -- 2. Preliminary -- 2.1. Total curvature -- 2.2. Tropical hypersurfaces -- 2.3. Real convergent Puiseux series and tropicalisation -- 2.4. Real tropical hypersurfaces -- 3. Total curvature of real and complex amoebas -- 4. Complex and real total curvature of tropical hypersurfaces -- 4.1. Complex total curvature -- 4.2. Total curvature of real tropical hypersurfaces -- 5. Polyhedral total curvature of a real tropical hypersurface. -- 5.1. Definition and elementary properties -- 5.2. Elementary simplex case -- 5.3. Proof of Proposition 5.8 -- 6. Complement -- 6.1. Tropical lower bound -- Tropically unirational varieties -- 1. Tropical Unirationality -- Acknowledgements -- 2. Linear spaces, toric varieties, homogenisation, curves -- 3. Combining reparameterisations -- 4. Birational projections -- 5. Very local reparameterisations -- 6. Concluding remarks -- References -- A Guide to Tropicalizations -- 1. Introduction -- 2. Analytification -- 3. Tropicalization -- 4. Models over the valuation ring and reduction -- 5. Initial degeneration -- 6. Affine toric schemes over a valuation ring -- 7. Toric schemes over a valuation ring -- 6. The layered categories and the corresponding tropicalization functors. |
| Record Nr. | UNINA-9910788900203321 |
| Providence, Rhode Island : , : American Mathematical Society, , 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic and combinatorial aspects of tropical geometry : CIEM Workshop on Tropical Geometry, December 12-16, 2011, International Center for Mathematical Meetings, Castro Urdiales, Spain / / Erwan Brugallé [and four others],editors
| Algebraic and combinatorial aspects of tropical geometry : CIEM Workshop on Tropical Geometry, December 12-16, 2011, International Center for Mathematical Meetings, Castro Urdiales, Spain / / Erwan Brugallé [and four others],editors |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 2013 |
| Descrizione fisica | 1 online resource (362 p.) |
| Disciplina | 516.3/5 |
| Collana | Contemporary mathematics |
| Soggetto topico |
Tropical geometry
Combinatorial analysis |
| ISBN | 1-4704-0940-2 |
| Classificazione | 14T0514T9951M2012J2014M2532P0514C3005E4514H5232S05 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Dedication -- Preface -- Intersection multiplicity numbers between tropical hypersurfaces -- Introduction -- 1. Toric hypersurfaces -- 2. Intersection of toric hypersurfaces -- 3. Tropical hypersurfaces -- 4. Intersection of tropical hypersurfaces -- 5. Intersection multiplicity numbers between tropical hypersurfaces -- 6. Tropical intersection numbers via volumes of Cayley polytopes -- 7. Non degenerate tropical complete intersections -- References -- On the total curvature of tropical hypersurfaces -- 1. Introduction -- 2. Preliminary -- 2.1. Total curvature -- 2.2. Tropical hypersurfaces -- 2.3. Real convergent Puiseux series and tropicalisation -- 2.4. Real tropical hypersurfaces -- 3. Total curvature of real and complex amoebas -- 4. Complex and real total curvature of tropical hypersurfaces -- 4.1. Complex total curvature -- 4.2. Total curvature of real tropical hypersurfaces -- 5. Polyhedral total curvature of a real tropical hypersurface. -- 5.1. Definition and elementary properties -- 5.2. Elementary simplex case -- 5.3. Proof of Proposition 5.8 -- 6. Complement -- 6.1. Tropical lower bound -- Tropically unirational varieties -- 1. Tropical Unirationality -- Acknowledgements -- 2. Linear spaces, toric varieties, homogenisation, curves -- 3. Combining reparameterisations -- 4. Birational projections -- 5. Very local reparameterisations -- 6. Concluding remarks -- References -- A Guide to Tropicalizations -- 1. Introduction -- 2. Analytification -- 3. Tropicalization -- 4. Models over the valuation ring and reduction -- 5. Initial degeneration -- 6. Affine toric schemes over a valuation ring -- 7. Toric schemes over a valuation ring -- 6. The layered categories and the corresponding tropicalization functors. |
| Record Nr. | UNINA-9910827425003321 |
| Providence, Rhode Island : , : American Mathematical Society, , 2013 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic geometry : Korea-Japan Conference in honor of Igor Dolgachev's 60th birthday, July 5-9, 2004, Korea Institute for Advanced Study, Seoul, Korea / / JongHae Keum, Shigeyuki Kondō, editors
| Algebraic geometry : Korea-Japan Conference in honor of Igor Dolgachev's 60th birthday, July 5-9, 2004, Korea Institute for Advanced Study, Seoul, Korea / / JongHae Keum, Shigeyuki Kondō, editors |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , [2007] |
| Descrizione fisica | 1 online resource (256 p.) |
| Disciplina | 516.3/5 |
| Collana | Contemporary mathematics |
| Soggetto topico | Geometry, Algebraic |
| Soggetto genere / forma | Electronic books. |
| ISBN |
0-8218-8101-9
0-8218-4201-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | ""Contents""; ""Preface""; ""List of Participants""; ""List of Talks""; ""Holomorphic Eisenstein series with Jacobian twists""; ""Hessians and the moduli space of cubic surfaces""; ""On covariants of a plane quartic associated to its even theta characteristic""; ""A rationality criterion for projective surfaces - partial solution to Kollár's conjecture""; ""The moduli space of 8 points on P1 and automorphic forms""; ""Invariants of quartic plane curves as automorphic forms""; ""On correspondences of a K3 surface with itself. II"" |
| Record Nr. | UNINA-9910480161003321 |
| Providence, Rhode Island : , : American Mathematical Society, , [2007] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic geometry : Korea-Japan Conference in honor of Igor Dolgachev's 60th birthday, July 5-9, 2004, Korea Institute for Advanced Study, Seoul, Korea / / JongHae Keum, Shigeyuki Kondō, editors
| Algebraic geometry : Korea-Japan Conference in honor of Igor Dolgachev's 60th birthday, July 5-9, 2004, Korea Institute for Advanced Study, Seoul, Korea / / JongHae Keum, Shigeyuki Kondō, editors |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , [2007] |
| Descrizione fisica | 1 online resource (256 p.) |
| Disciplina | 516.3/5 |
| Collana | Contemporary mathematics |
| Soggetto topico | Geometry, Algebraic |
| ISBN |
0-8218-8101-9
0-8218-4201-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | ""Contents""; ""Preface""; ""List of Participants""; ""List of Talks""; ""Holomorphic Eisenstein series with Jacobian twists""; ""Hessians and the moduli space of cubic surfaces""; ""On covariants of a plane quartic associated to its even theta characteristic""; ""A rationality criterion for projective surfaces - partial solution to Kollár's conjecture""; ""The moduli space of 8 points on P1 and automorphic forms""; ""Invariants of quartic plane curves as automorphic forms""; ""On correspondences of a K3 surface with itself. II"" |
| Record Nr. | UNINA-9910788790403321 |
| Providence, Rhode Island : , : American Mathematical Society, , [2007] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic geometry : Korea-Japan Conference in honor of Igor Dolgachev's 60th birthday, July 5-9, 2004, Korea Institute for Advanced Study, Seoul, Korea / / JongHae Keum, Shigeyuki Kondō, editors
| Algebraic geometry : Korea-Japan Conference in honor of Igor Dolgachev's 60th birthday, July 5-9, 2004, Korea Institute for Advanced Study, Seoul, Korea / / JongHae Keum, Shigeyuki Kondō, editors |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , [2007] |
| Descrizione fisica | 1 online resource (256 p.) |
| Disciplina | 516.3/5 |
| Collana | Contemporary mathematics |
| Soggetto topico | Geometry, Algebraic |
| ISBN |
0-8218-8101-9
0-8218-4201-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | ""Contents""; ""Preface""; ""List of Participants""; ""List of Talks""; ""Holomorphic Eisenstein series with Jacobian twists""; ""Hessians and the moduli space of cubic surfaces""; ""On covariants of a plane quartic associated to its even theta characteristic""; ""A rationality criterion for projective surfaces - partial solution to Kollár's conjecture""; ""The moduli space of 8 points on P1 and automorphic forms""; ""Invariants of quartic plane curves as automorphic forms""; ""On correspondences of a K3 surface with itself. II"" |
| Record Nr. | UNINA-9910822591803321 |
| Providence, Rhode Island : , : American Mathematical Society, , [2007] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic geometry [[electronic resource] ] : a volume in memory of Paolo Francia / / editors, M.C. Beltrametti ... [et al.]
| Algebraic geometry [[electronic resource] ] : a volume in memory of Paolo Francia / / editors, M.C. Beltrametti ... [et al.] |
| Edizione | [Reprint 2012] |
| Pubbl/distr/stampa | Berlin ; ; New York, : Walter de Gruyter, 2002 |
| Descrizione fisica | 1 online resource (366 p.) |
| Disciplina | 516.3/5 |
| Altri autori (Persone) |
FranciaPaolo <1951->
BeltramettiMauro <1948-> |
| Collana | De Gruyter Proceedings in Mathematics |
| Soggetto topico | Geometry, Algebraic |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-282-19432-1
9786612194320 3-11-916095-4 3-11-019807-X |
| Classificazione | SK 240 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Front matter -- Table of Contents -- Formal functions, connectivity and homogeneous spaces -- On algebraic 1-motives related to Hodge cycles -- The Szpiro inequality for higher genus fibrations -- On regular surfaces of general type with pg = 2 and non-birational bicanonical map -- Canonical projections of irregular algebraic surfaces -- On surfaces with pg = 2, q = 1 and non-birational bicanonical map -- On unirationality of double covers of fixed degree and large dimension; a method of Ciliberto -- Weighted Grassmannians -- Resolution of indeterminacy of pairs -- The Chow motive of the Godeaux surface -- Francia’s flip and derived categories -- On the quadric hull of a canonical surface -- A note on Bogomolov’s instability and Higgs sheaves -- Jets of antimulticanonical bundles on Del Pezzo surfaces of degree ≤ 2 -- A survey on the bicanonical map of surfaces with pg = 0 and K2 ≥ 2 -- The antibirational involutions of the plane and the classification of real del Pezzo surfaces -- Letters of a bi-rationalist IV. Geometry of log flips -- A method for tracking singular paths with application to the numerical irreducible decomposition -- Backmatter |
| Record Nr. | UNINA-9910450972803321 |
| Berlin ; ; New York, : Walter de Gruyter, 2002 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Algebraic geometry [[electronic resource] ] : a volume in memory of Paolo Francia / / editors, M.C. Beltrametti ... [et al.]
| Algebraic geometry [[electronic resource] ] : a volume in memory of Paolo Francia / / editors, M.C. Beltrametti ... [et al.] |
| Edizione | [Reprint 2012] |
| Pubbl/distr/stampa | Berlin ; ; New York, : Walter de Gruyter, 2002 |
| Descrizione fisica | 1 online resource (366 p.) |
| Disciplina | 516.3/5 |
| Altri autori (Persone) |
FranciaPaolo <1951->
BeltramettiMauro <1948-> |
| Collana | De Gruyter Proceedings in Mathematics |
| Soggetto topico | Geometry, Algebraic |
| ISBN |
1-282-19432-1
9786612194320 3-11-916095-4 3-11-019807-X |
| Classificazione | SK 240 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Front matter -- Table of Contents -- Formal functions, connectivity and homogeneous spaces -- On algebraic 1-motives related to Hodge cycles -- The Szpiro inequality for higher genus fibrations -- On regular surfaces of general type with pg = 2 and non-birational bicanonical map -- Canonical projections of irregular algebraic surfaces -- On surfaces with pg = 2, q = 1 and non-birational bicanonical map -- On unirationality of double covers of fixed degree and large dimension; a method of Ciliberto -- Weighted Grassmannians -- Resolution of indeterminacy of pairs -- The Chow motive of the Godeaux surface -- Francia’s flip and derived categories -- On the quadric hull of a canonical surface -- A note on Bogomolov’s instability and Higgs sheaves -- Jets of antimulticanonical bundles on Del Pezzo surfaces of degree ≤ 2 -- A survey on the bicanonical map of surfaces with pg = 0 and K2 ≥ 2 -- The antibirational involutions of the plane and the classification of real del Pezzo surfaces -- Letters of a bi-rationalist IV. Geometry of log flips -- A method for tracking singular paths with application to the numerical irreducible decomposition -- Backmatter |
| Record Nr. | UNINA-9910784286803321 |
| Berlin ; ; New York, : Walter de Gruyter, 2002 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
