Results 101 to 110 of about 574 (169)

Towards Parallel Methods in Birational Geometry

open access: yes
135144Computational birational geometry is one of the key playing fields in an algorithmic approach to algebraic geometry, since birational maps are the fundamental way to relate algebraic varieties (or schemes).
Mirgain, Benjamin
core   +1 more source

Birational maps of standard projective plane bundles over algebraic surfaces [PDF]

open access: yes
Let X be a smooth algebraic surface with the function field K and let τ: V → X be a standard P^2-bundle over X, i.e. τ is a flat contraction morphism of an extremal ray of a smooth projective variety V with the generic fibre isomorphic to a K-form of P^2,
前田, 高士, Maeda, Takashi
core  

Birational morphisms and Poisson moduli spaces [PDF]

open access: yes, 2013
We study birational morphisms between smooth projective surfaces that respect a given Poisson structure, with particular attention to induced birational maps between the (Poisson) moduli spaces of sheaves on those surfaces.
Rains, Eric M.
core  

Discriminants and Semi-orthogonal Decompositions. [PDF]

open access: yesCommun Math Phys, 2022
Kite A, Segal E.
europepmc   +1 more source

Threefolds with big and nef anticanonical bundles II

open access: yesOpen Mathematics, 2011
Jahnke Priska   +2 more
doaj   +1 more source

Sphere Partition Function of Calabi-Yau GLSMs. [PDF]

open access: yesCommun Math Phys, 2022
Erkinger D, Knapp J.
europepmc   +1 more source

Birational transforms and their mappings [PDF]

open access: yesČasopis pro pěstování matematiky a fysiky, 1950
openaire   +1 more source

Geometric realizations of birational maps

open access: yes
In this thesis we study the relation between algebraic torus actions on complex projective varieties and the birational geometry of their geometric quotients. Given a C*-action on a normal projective variety X, there exist two unique connected components of the fixed point locus, called the sink Y− and the source Y+, containing the limit at ∞ and 0 of ...
openaire   +1 more source

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