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Combinatorial algebraic geometry : Levico Terme, Italy 2013 / Aldo Conca ... [et al.] ; edited by Sandra Di Rocco, Bernd Sturmfels ; in collaboration with CIRM, Centro internazionale per la ricerca matematica
Combinatorial algebraic geometry : Levico Terme, Italy 2013 / Aldo Conca ... [et al.] ; edited by Sandra Di Rocco, Bernd Sturmfels ; in collaboration with CIRM, Centro internazionale per la ricerca matematica
Pubbl/distr/stampa Cham [Switzerland] : Springer, [2014]
Descrizione fisica vii, 239 p. : ill. (some col.) ; 24 cm
Disciplina 516.35
Altri autori (Persone) Di Rocco, Sandra, 1967-editor
Sturmfels, Bernd, 1962-editor, author
Conca, Aldo, 1965-author
Draisma, Jan, 1975-
Huh, June
Di Rocco, Sandra, 1967-
Viviani, Filippo
Altri autori (Enti) Centro internazionale per la ricerca matematica
Altri autori (Convegni) C.I.M.E. Summer School <2013 ; Levico Terme, Italy>
Collana Lecture notes in mathematics, 0075-8434 ; 2108. CIME foundation subseries
Soggetto topico Geometry, Algebraic - Congresses
Combinatorial geometry - Congresses
Combinatorial analysis - Congresses
Koszul algebras
Toric varieties
Hermitian symmetric spaces
ISBN 9783319048697 (pbk.)
3319048694 (pbk.)
Classificazione AMS 14-06
LC QA3.L28
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Koszul algebras and their syzygies / Aldo Conca ; Noetherianity up to symmetry / Jan Draisma ; Likelihood geometry / June Huh and Bernd Sturmfels ; Linear toric fibrations / Sandra di Rocco ; A tour on Hermitian symmetric manifolds / Filippo Viviani
Record Nr. UNISALENTO-991002947099707536
Cham [Switzerland] : Springer, [2014]
Materiale a stampa
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Convexity of Singular Affine Structures and Toric-Focus Integrable Hamiltonian Systems
Convexity of Singular Affine Structures and Toric-Focus Integrable Hamiltonian Systems
Autore Ratiu Tudor S
Edizione [1st ed.]
Pubbl/distr/stampa Providence : , : American Mathematical Society, , 2023
Descrizione fisica 1 online resource (102 pages)
Disciplina 516/.08
516.08
Altri autori (Persone) WacheuxChristophe
ZungNguyen Tien
Collana Memoirs of the American Mathematical Society Series
Soggetto topico Convex domains
Affine differential geometry
Hamiltonian systems
Toric varieties
Dynamical systems and ergodic theory -- Finite-dimensional Hamiltonian, Lagrangian, contact, and nonholonomic systems -- Completely integrable systems, topological structure of phase space, integratio
Differential geometry -- Classical differential geometry -- Affine differential geometry
Convex and discrete geometry -- General convexity -- Axiomatic and generalized convexity
ISBN 1-4704-7540-5
Classificazione 37J3553A1552A01
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Cover -- Title page -- Chapter 1. Introduction -- Positive convexity results -- Negative convexity results -- Organization of the paper -- Acknowledgment -- Chapter 2. A brief overview of convexity in symplectic geometry and in integrable Hamiltonian systems -- 2.1. Kostant's Linear Convexity Theorem -- 2.2. Infinite dimensional Lie theory -- 2.3. "Linear" symplectic formulations -- 2.4. "Non-linear" symplectic formulations -- 2.5. Local-Global Convexity Principle -- 2.6. Convexity in integrable Hamiltonian systems -- Chapter 3. Toric-focus integrable Hamiltonian systems -- 3.1. Integrable systems -- 3.2. Local normal form of non-degenerate singularities -- 3.3. Semi-local structure of singularities -- 3.4. Topology and differential structure of the base space -- 3.5. Integral affine structure on the base space -- Chapter 4. Base spaces and affine manifolds with focus singularities -- 4.1. Monodromy and affine coordinates near elementary focus points -- 4.2. Affine coordinates near focus points in higher dimensions -- 4.3. Behavior of the affine structure near focus^{ } points -- 4.4. Definition of affine structures with focus points -- Chapter 5. Straight lines and convexity -- 5.1. Regular and singular straight lines -- 5.2. Singular straight lines in dimension 2 and branched extension -- 5.3. Straight lines in dimension near a focus point -- 5.4. Straight lines near a focus^{ } point -- 5.5. The notions of convexity and strong convexity -- Chapter 6. Local convexity at focus points -- 6.1. Convexity of focus boxes in dimension 2 -- 6.2. Convexity of focus boxes in higher dimensions -- 6.3. Existence of non-convex focus^{ } boxes -- Chapter 7. Global convexity -- 7.1. Local-global convexity principle -- 7.2. Angle variation of a curve on an affine surface -- 7.3. Convexity of compact affine surfaces with non-empty boundary.
7.4. Convexity in the non-compact proper case -- 7.5. Non-convex examples in the non-proper case -- 7.6. An affine black hole and non-convex ² -- 7.7. A globally convex ² example -- 7.8. Convexity of toric-focus base spaces in higher dimensions -- Bibliography -- Index -- Back Cover.
Record Nr. UNINA-9910915797003321
Ratiu Tudor S  
Providence : , : American Mathematical Society, , 2023
Materiale a stampa
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Dimer models and Calabi-Yau algebras / / Nathan Broomhead
Dimer models and Calabi-Yau algebras / / Nathan Broomhead
Autore Broomhead Nathan <1982->
Pubbl/distr/stampa Providence, Rhode Island : , : American Mathematical Society, , 2011
Descrizione fisica 1 online resource (86 p.)
Disciplina 516.3/52
Collana Memoirs of the American Mathematical Society
Soggetto topico Toric varieties
Calabi-Yau manifolds
Noncommutative algebras
Geometry, Algebraic
Soggetto genere / forma Electronic books.
ISBN 0-8218-8514-6
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ""Contents""; ""Acknowledgements""; ""Chapter 1. Introduction""; ""1.1. Overview""; ""1.2. Structure of the article and main results""; ""1.3. Related results""; ""Chapter 2. Introduction to the dimer model""; ""2.1. Quivers and algebras from dimer models""; ""2.2. Symmetries""; ""2.3. Perfect matchings""; ""Chapter 3. Consistency""; ""3.1. A further condition on the R-symmetry""; ""3.2. Rhombus tilings""; ""3.3. Zig-zag flows""; ""3.4. Constructing dimer models""; ""3.5. Some consequences of geometric consistency""; ""Chapter 4. Zig-zag flows and perfect matchings""; ""4.1. Boundary flows""
""4.2. Some properties of zig-zag flows""""4.3. Right and left hand sides""; ""4.4. Zig-zag fans""; ""4.5. Constructing some perfect matchings""; ""4.6. The extremal perfect matchings""; ""4.7. The external perfect matchings""; ""Chapter 5. Toric algebras and algebraic consistency""; ""5.1. Toric algebras""; ""5.2. Some examples""; ""5.3. Some properties of toric algebras""; ""5.4. Algebraic consistency for dimer models""; ""5.5. Example""; ""Chapter 6. Geometric consistency implies algebraic consistency""; ""6.1. Flows which pass between two vertices""; ""6.2. Proof of Proposition 6.2""
""6.3. Proof of Theorem 6.1""""Chapter 7. Calabi-Yau algebras from algebraically consistent dimers""; ""7.1. Calabi-Yau algebras""; ""7.2. The one sided complex""; ""7.3. Key lemma""; ""7.4. The main result""; ""Chapter 8. Non-commutative crepant resolutions""; ""8.1. Reflexivity""; ""8.2. Non-commutative crepant resolutions""; ""Bibliography""
Record Nr. UNINA-9910480937503321
Broomhead Nathan <1982->  
Providence, Rhode Island : , : American Mathematical Society, , 2011
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Dimer models and Calabi-Yau algebras / / Nathan Broomhead
Dimer models and Calabi-Yau algebras / / Nathan Broomhead
Autore Broomhead Nathan <1982->
Pubbl/distr/stampa Providence, Rhode Island : , : American Mathematical Society, , 2011
Descrizione fisica 1 online resource (86 p.)
Disciplina 516.3/52
Collana Memoirs of the American Mathematical Society
Soggetto topico Toric varieties
Calabi-Yau manifolds
Noncommutative algebras
Geometry, Algebraic
ISBN 0-8218-8514-6
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ""Contents""; ""Acknowledgements""; ""Chapter 1. Introduction""; ""1.1. Overview""; ""1.2. Structure of the article and main results""; ""1.3. Related results""; ""Chapter 2. Introduction to the dimer model""; ""2.1. Quivers and algebras from dimer models""; ""2.2. Symmetries""; ""2.3. Perfect matchings""; ""Chapter 3. Consistency""; ""3.1. A further condition on the R-symmetry""; ""3.2. Rhombus tilings""; ""3.3. Zig-zag flows""; ""3.4. Constructing dimer models""; ""3.5. Some consequences of geometric consistency""; ""Chapter 4. Zig-zag flows and perfect matchings""; ""4.1. Boundary flows""
""4.2. Some properties of zig-zag flows""""4.3. Right and left hand sides""; ""4.4. Zig-zag fans""; ""4.5. Constructing some perfect matchings""; ""4.6. The extremal perfect matchings""; ""4.7. The external perfect matchings""; ""Chapter 5. Toric algebras and algebraic consistency""; ""5.1. Toric algebras""; ""5.2. Some examples""; ""5.3. Some properties of toric algebras""; ""5.4. Algebraic consistency for dimer models""; ""5.5. Example""; ""Chapter 6. Geometric consistency implies algebraic consistency""; ""6.1. Flows which pass between two vertices""; ""6.2. Proof of Proposition 6.2""
""6.3. Proof of Theorem 6.1""""Chapter 7. Calabi-Yau algebras from algebraically consistent dimers""; ""7.1. Calabi-Yau algebras""; ""7.2. The one sided complex""; ""7.3. Key lemma""; ""7.4. The main result""; ""Chapter 8. Non-commutative crepant resolutions""; ""8.1. Reflexivity""; ""8.2. Non-commutative crepant resolutions""; ""Bibliography""
Record Nr. UNINA-9910788616903321
Broomhead Nathan <1982->  
Providence, Rhode Island : , : American Mathematical Society, , 2011
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Dimer models and Calabi-Yau algebras / / Nathan Broomhead
Dimer models and Calabi-Yau algebras / / Nathan Broomhead
Autore Broomhead Nathan <1982->
Pubbl/distr/stampa Providence, Rhode Island : , : American Mathematical Society, , 2011
Descrizione fisica 1 online resource (86 p.)
Disciplina 516.3/52
Collana Memoirs of the American Mathematical Society
Soggetto topico Toric varieties
Calabi-Yau manifolds
Noncommutative algebras
Geometry, Algebraic
ISBN 0-8218-8514-6
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto ""Contents""; ""Acknowledgements""; ""Chapter 1. Introduction""; ""1.1. Overview""; ""1.2. Structure of the article and main results""; ""1.3. Related results""; ""Chapter 2. Introduction to the dimer model""; ""2.1. Quivers and algebras from dimer models""; ""2.2. Symmetries""; ""2.3. Perfect matchings""; ""Chapter 3. Consistency""; ""3.1. A further condition on the R-symmetry""; ""3.2. Rhombus tilings""; ""3.3. Zig-zag flows""; ""3.4. Constructing dimer models""; ""3.5. Some consequences of geometric consistency""; ""Chapter 4. Zig-zag flows and perfect matchings""; ""4.1. Boundary flows""
""4.2. Some properties of zig-zag flows""""4.3. Right and left hand sides""; ""4.4. Zig-zag fans""; ""4.5. Constructing some perfect matchings""; ""4.6. The extremal perfect matchings""; ""4.7. The external perfect matchings""; ""Chapter 5. Toric algebras and algebraic consistency""; ""5.1. Toric algebras""; ""5.2. Some examples""; ""5.3. Some properties of toric algebras""; ""5.4. Algebraic consistency for dimer models""; ""5.5. Example""; ""Chapter 6. Geometric consistency implies algebraic consistency""; ""6.1. Flows which pass between two vertices""; ""6.2. Proof of Proposition 6.2""
""6.3. Proof of Theorem 6.1""""Chapter 7. Calabi-Yau algebras from algebraically consistent dimers""; ""7.1. Calabi-Yau algebras""; ""7.2. The one sided complex""; ""7.3. Key lemma""; ""7.4. The main result""; ""Chapter 8. Non-commutative crepant resolutions""; ""8.1. Reflexivity""; ""8.2. Non-commutative crepant resolutions""; ""Bibliography""
Record Nr. UNINA-9910827787703321
Broomhead Nathan <1982->  
Providence, Rhode Island : , : American Mathematical Society, , 2011
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Fonction Zêta des hauteurs des variétés toriques non déployées / / David Bourqui
Fonction Zêta des hauteurs des variétés toriques non déployées / / David Bourqui
Autore Bourqui David
Pubbl/distr/stampa Providence, Rhode Island : , : American Mathematical Society, , 2010
Descrizione fisica 1 online resource (151 p.)
Disciplina 512.7/3
Collana Memoirs of the American Mathematical Society
Soggetto topico Functions, Zeta
Toric varieties
Soggetto genere / forma Electronic books.
ISBN 1-4704-0611-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione fre
Record Nr. UNINA-9910480397103321
Bourqui David  
Providence, Rhode Island : , : American Mathematical Society, , 2010
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Fonction Zêta des hauteurs des variétés toriques non déployées / / David Bourqui
Fonction Zêta des hauteurs des variétés toriques non déployées / / David Bourqui
Autore Bourqui David
Pubbl/distr/stampa Providence, Rhode Island : , : American Mathematical Society, , 2010
Descrizione fisica 1 online resource (151 p.)
Disciplina 512.7/3
Collana Memoirs of the American Mathematical Society
Soggetto topico Functions, Zeta
Toric varieties
ISBN 1-4704-0611-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione fre
Record Nr. UNINA-9910788865803321
Bourqui David  
Providence, Rhode Island : , : American Mathematical Society, , 2010
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Fonction Zêta des hauteurs des variétés toriques non déployées / / David Bourqui
Fonction Zêta des hauteurs des variétés toriques non déployées / / David Bourqui
Autore Bourqui David
Pubbl/distr/stampa Providence, Rhode Island : , : American Mathematical Society, , 2010
Descrizione fisica 1 online resource (151 p.)
Disciplina 512.7/3
Collana Memoirs of the American Mathematical Society
Soggetto topico Functions, Zeta
Toric varieties
ISBN 1-4704-0611-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione fre
Record Nr. UNINA-9910817396203321
Bourqui David  
Providence, Rhode Island : , : American Mathematical Society, , 2010
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Introduction to Toric Varieties. (AM-131), Volume 131 / / William Fulton
Introduction to Toric Varieties. (AM-131), Volume 131 / / William Fulton
Autore Fulton William
Pubbl/distr/stampa Princeton, NJ : , : Princeton University Press, , [2016]
Descrizione fisica 1 online resource (171 pages) : illustrations
Disciplina 516.3/53
Collana Annals of Mathematics Studies
Soggetto topico Toric varieties
Soggetto non controllato Addition
Affine plane
Affine space
Affine variety
Alexander Grothendieck
Alexander duality
Algebraic curve
Algebraic group
Atiyah–Singer index theorem
Automorphism
Betti number
Big O notation
Characteristic class
Chern class
Chow group
Codimension
Cohomology
Combinatorics
Commutative property
Complete intersection
Convex polytope
Convex set
Coprime integers
Cotangent space
Dedekind sum
Dimension (vector space)
Dimension
Direct proof
Discrete valuation ring
Discrete valuation
Disjoint union
Divisor (algebraic geometry)
Divisor
Dual basis
Dual space
Equation
Equivalence class
Equivariant K-theory
Euler characteristic
Exact sequence
Explicit formula
Facet (geometry)
Fundamental group
Graded ring
Grassmannian
H-vector
Hirzebruch surface
Hodge theory
Homogeneous coordinates
Homomorphism
Hypersurface
Intersection theory
Invertible matrix
Invertible sheaf
Isoperimetric inequality
Lattice (group)
Leray spectral sequence
Limit point
Line bundle
Line segment
Linear subspace
Local ring
Mathematical induction
Mixed volume
Moduli space
Moment map
Monotonic function
Natural number
Newton polygon
Open set
Picard group
Pick's theorem
Polytope
Projective space
Quadric
Quotient space (topology)
Regular sequence
Relative interior
Resolution of singularities
Restriction (mathematics)
Resultant
Riemann–Roch theorem
Serre duality
Sign (mathematics)
Simplex
Simplicial complex
Simultaneous equations
Spectral sequence
Subgroup
Subset
Summation
Surjective function
Tangent bundle
Theorem
Topology
Toric variety
Unit disk
Vector space
Weil conjecture
Zariski topology
ISBN 1-4008-8252-4
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Frontmatter -- Contents -- Preface -- Errata -- Chapter 1. Definitions and examples -- Chapter 2. Singularities and compactness -- Chapter 3. Orbits, topology, and line bundles -- Chapter 4. Moment maps and the tangent bundle -- Chapter 5. Intersection theory -- Notes -- References -- Index of Notation -- Index
Record Nr. UNINA-9910154749903321
Fulton William  
Princeton, NJ : , : Princeton University Press, , [2016]
Materiale a stampa
Lo trovi qui: Univ. Federico II
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Schottky groups and Mumford curves / Lothar Gerritzen, Marius van der Put
Schottky groups and Mumford curves / Lothar Gerritzen, Marius van der Put
Autore Gerritzen, Lothar
Pubbl/distr/stampa Berlin ; New York : Springer-Verlag, 1980
Descrizione fisica viii, 316 p. : diagrs. ; 25 cm
Disciplina 512.33
Altri autori (Persone) Put, Marius : van derauthor
Collana Lecture notes in mathematics, 0075-8434 ; 817
Soggetto topico Algebraic curves
Algebraic fields
Analytic spaces
Automorphic forms
Discontinuous groups
p-adic theory
Toric varieties
ISBN 3540102299
Classificazione AMS 11E95
AMS 14M25
AMS 32J99
AMS 32K15
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNISALENTO-991001316819707536
Gerritzen, Lothar  
Berlin ; New York : Springer-Verlag, 1980
Materiale a stampa
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