Results 91 to 100 of about 407 (175)

The Theta Divisor and Three-Manifold Invariants

open access: yes, 2000
51 pages; 1 ...
Ozsvath, Peter, Szabo, Zoltan
openaire   +2 more sources

THE THETA DIVISOR OF BIDEGREE (2, 2) THREEFOLD IN

open access: yes, 2008
Recently A.Verra proved that the existence of two conic bundle structures (c.b.s.) on the bidegree (2, 2) divisor in the product of two projective planes implies a new counterexample to the Torelli theorem for Prym varieties. Let J (T) be the jacobian of
Atanas Iliev
core  

From Quantum Curves to Topological String Partition Functions. [PDF]

open access: yesCommun Math Phys, 2023
Coman I, Pomoni E, Teschner J.
europepmc   +1 more source

Normal Functions, Even Theta Characteristics and the Theta Divisor

open access: yes
Let $[C]$ be a general point in the moduli space of curves $M_g$ with $g > 1$. Let $G \subset J(C)$ be a connected compact subgroup of real dimension $1$ of the Jacobian, and let $L$ be an even theta characteristic on $C$. We prove that $\{ζ\in G \mid H^0(C, L \otimes ζ) \neq 0\} = \emptyset$ if and only if $L \otimes ζ_G$ is an even theta ...
Biswas, Indranil   +2 more
openaire   +2 more sources

Theta-Alpha Variability on Admission EEG Is Associated With Outcome in Pediatric Cerebral Malaria. [PDF]

open access: yesJ Clin Neurophysiol, 2023
Andrews A   +5 more
europepmc   +1 more source

Irregular varieties with geometric genus one, theta divisors, and fake tori

open access: yes, 2017
International audienceWe study the Albanese image of a compact Kähler manifold whose geometric genus is one. In particular, we prove that if the Albanese map is not surjective, then the manifold maps surjectively onto an ample divisor in some abelian ...
Zhi Jiang   +5 more
core   +1 more source

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