Results 1 to 10 of about 47 (47)

Simple fibrations in $(1,2)$ -surfaces

open access: yesForum of Mathematics, Sigma, 2023
We introduce the notion of a simple fibration in $(1,2)$ -surfaces – that is, a hypersurface inside a certain weighted projective space bundle over a curve such that the general fibre is a minimal surface of general type with $p_g=2$ and
Stephen Coughlan, Roberto Pignatelli
doaj   +1 more source

On the continuity of Weil-Petersson volumes of the moduli space weighted points on the projective line

open access: yesComplex Manifolds, 2022
In this work we show that the Weil-Petersson volume (which coincides with the CM degree) in the case of weighted points in the projective line is continuous when approaching the Calabi-Yau geometry from the Fano geometry. More specifically, the CM volume
Tambasco Salvatore
doaj   +1 more source

Nonemptiness of severi varieties on enriques surfaces

open access: yesForum of Mathematics, Sigma, 2023
Let $(S,L)$ be a general polarised Enriques surface, with L not numerically 2-divisible. We prove the existence of regular components of all Severi varieties of irreducible nodal curves in the linear system $|L|$ , that is, for any number of
Ciro Ciliberto   +3 more
doaj   +1 more source

Effective characterization of quasi-abelian surfaces

open access: yesForum of Mathematics, Sigma, 2023
Let V be a smooth quasi-projective complex surface such that the first three logarithmic plurigenera $\overline P_1(V)$ , $\overline P_2(V)$ and $\overline P_3(V)$ are equal to 1 and the logarithmic irregularity $\overline q(V)$
Margarida Mendes Lopes   +2 more
doaj   +1 more source

A randomised controlled trial testing the rebound‐preventing benefit of four days of prednisolone during the induction of oclacitinib therapy in dogs with atopic dermatitis

open access: yesVeterinary Dermatology, Volume 34, Issue 2, Page 99-106, April 2023., 2023
Background – A rebound of pruritus occasionally occurs after oclacitinib dose reduction in dogs with atopic dermatitis (AD). Objectives – To determine whether an initial 4‐day course of prednisolone decreases the probability of a pruritus rebound after reducing the frequency of oclacitinib administration.
Thierry Olivry   +5 more
wiley   +1 more source

Clinical efficacy of spray‐based heat‐treated lactobacilli in canine atopic dermatitis: a preliminary, open‐label, uncontrolled study

open access: yesVeterinary Dermatology, Volume 32, Issue 2, Page 114-e23, April 2021., 2021
Background – Canine atopic dermatitis (cAD) is a common inflammatory and pruritic skin disease, with various treatment options. The use of topical products containing natural ingredients has proven increasingly popular. Objective – To evaluate the effects of a spray solution containing heat‐killed Lactobacillus rhamnosus and L. reuteri, on the clinical
Domenico Santoro   +3 more
wiley   +1 more source

Complete moduli of cubic threefolds and their intermediate Jacobians

open access: yesProceedings of the London Mathematical Society, Volume 122, Issue 2, Page 259-316, February 2021., 2021
Abstract The intermediate Jacobian map, which associates to a smooth cubic threefold its intermediate Jacobian, does not extend to the GIT compactification of the space of cubic threefolds, not even as a map to the Satake compactification of the moduli space of principally polarized abelian fivefolds.
Sebastian Casalaina‐Martin   +3 more
wiley   +1 more source

Geometry of intersections of some secant varieties to algebraic curves

open access: yesJournal of the London Mathematical Society, Volume 103, Issue 1, Page 288-313, January 2021., 2021
Abstract For a smooth projective curve, the cycles of subordinate or, more generally, secant divisors to a given linear series are among some of the most studied objects in classical enumerative geometry. We consider the intersection of two such cycles corresponding to secant divisors of two different linear series on the same curve and investigate the
Mara Ungureanu
wiley   +1 more source

On the B-Semiampleness Conjecture [PDF]

open access: yesÉpijournal de Géométrie Algébrique, 2019
The B-Semiampleness Conjecture of Prokhorov and Shokurov predicts that the moduli part in a canonical bundle formula is semiample on a birational modification. We prove that the restriction of the moduli part to any sufficiently high divisorial valuation
Enrica Floris, Vladimir Lazić
doaj   +1 more source

ORBIT PARAMETRIZATIONS FOR K3 SURFACES

open access: yesForum of Mathematics, Sigma, 2016
We study moduli spaces of lattice-polarized K3 surfaces in terms of orbits of representations of algebraic groups. In particular, over an algebraically closed field of characteristic 0, we show that in many cases, the nondegenerate orbits of a ...
MANJUL BHARGAVA, WEI HO, ABHINAV KUMAR
doaj   +1 more source

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