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In this note, we treat a pair of a K3 surface and a non-symplectic automorphism of order 7m (m=1, 3 and 6) on it. We show that if the fixed locus of a non-symplectic automorphism order 7 is "special" then the pair is unique up to…

代数几何 · 数学 2018-08-10 Shingo Taki

In this note we present the classification of non-symplectic automorphisms of prime order on K3 surfaces, i.e.we describe the topological structure of their fixed locus and determine the invariant lattice in cohomology. We provide new…

代数几何 · 数学 2010-01-27 Michela Artebani , Alessandra Sarti , Shingo Taki

We study automorphisms of order four on K3 surfaces. The symplectic ones have been first studied by Nikulin, they are known to fix six points and their action on the K3 lattice is unique. In this paper we give a classification of the purely…

代数几何 · 数学 2015-03-19 Michela Artebani , Alessandra Sarti

In this paper, we study non-symplectic automorphisms of order 3 on algebraic $K3$ surface over $\mathbb{C}$ which act trivially on the N\'{e}ron-Severi lattice. In particular we shall characterize their fixed locus in terms of the…

代数几何 · 数学 2010-12-27 Shingo Taki

In this paper we classify complex K3 surfaces with non-symplectic automorphism of order 8 that leaves invariant a smooth elliptic curve. We show that the rank of the Picard group is either 10, 14 or 18 and the fixed locus is the disjoint…

代数几何 · 数学 2016-12-06 Dima Al Tabbaa , Alessandra Sarti

We treat non-symplectic automorphisms on $K3$ surfaces which act trivially on the N\'{e}ron-Severi lattice. In this paper, we classify non-symplectic automorphisms of prime-power order, especially 2-power order on $K3$ surfaces, i.e., we…

代数几何 · 数学 2012-03-27 Shingo Taki

In this paper we present a classification of non-symplectic automorphisms of K3 surfaces whose order is a multiple of seven by describing the topological type of their fixed locus. In the case of purely non-symplectic automorphisms, we…

In this paper we study K3 surfaces with a non-symplectic automorphism of order 3. In particular, we classify the topological structure of the fixed locus of such automorphisms and we show that it determines the action on cohomology. This…

代数几何 · 数学 2008-01-22 Michela Artebani , Alessandra Sarti

We classify K3 surfaces with non-symplectic automorphism of order 16 in full generality. We show that the fixed locus contains only rational curves and points and we completely classify the seven possible configurations. If the…

代数几何 · 数学 2014-09-23 Dima Al Tabbaa , Alessandra Sarti , Shingo Taki

We consider K3 surfaces of Picard rank 14 which admit a purely nonsymplectic automorphism of order 16. The automorphism acts on the second cohomology group with integer coefficients and we compute the invariant sublattice for the action. We…

代数几何 · 数学 2021-03-04 Paola Comparin , Nathan Priddis , Alessandra Sarti

In this paper we investigate when the generic member of a family of K3 surfaces admitting a non--symplectic automorphism of finite order admits also a symplectic automorphism of the same order. We give a complete answer to this question if…

代数几何 · 数学 2010-06-09 Alice Garbagnati , Alessandra Sarti

We classify K3 surfaces with a non-symplectic finite automorphism of high order. It is shown that such an automorphism cannot be of order 60, and for each of the orders 38, 44, 48, 50, 54 and 66, there exists a unique K3 surface with such…

alg-geom · 数学 2008-02-03 G. Xiao

In this paper we provide a complete classification of non-symplectic automorphisms of order nine of complex K3 surfaces.

代数几何 · 数学 2019-04-04 Michela Artebani , Paola Comparin , María Elisa Valdés

We consider K3 surfaces that possess certain automorphisms of prime order p>2 and we present, for these surfaces, a correspondence between the mirror symmetry of Berglund-Huebsch-Chiodo-Ruan and that for lattice polarized K3 surfaces…

代数几何 · 数学 2013-04-23 Paola Comparin , Christopher Lyons , Nathan Priddis , Rachel Suggs

In this paper we classify non-symplectic automorphisms of order 8 on complex K3 surfaces in case that the fourth power of the automorphism has only rational curves in its fixed locus. We show that the fixed locus is the disjoint union of a…

代数几何 · 数学 2020-01-03 Dima Al Tabbaa , Annalisa Grossi , Alessandra Sarti

The aim of this paper is to study algebraic K3 surfaces (defined over the complex number field) with a symplectic automorphism of prime order. In particular we consider the action of the automorphism on the second cohomology with integer…

代数几何 · 数学 2008-02-04 Alice Garbagnati , Alessandra Sarti

Using results of our papers [19], [20] and [21] about classification of degenerations of Kahlerian K3 surfaces with finite symplectic automorphism groups, we classify Picard lattices of Kahlerian K3 surfaces. By classification we understand…

代数几何 · 数学 2018-12-24 Viacheslav V. Nikulin

This paper concerns complex algebraic K3 surfaces with an automorphism which acts trivially on the Neron-Severi group. Complementing a result by Vorontsov and Kondo, we determine those K3 surfaces where the order of the automorphism is a…

代数几何 · 数学 2009-07-13 Matthias Schuett

We classify non-symplectic automorphisms of odd prime order on irreducible holomorphic symplectic manifolds which are deformations of Hilbert schemes of any number n of points on K3 surfaces, extending results already known for n=2. In…

代数几何 · 数学 2018-02-02 Chiara Camere , Alberto Cattaneo

We exhibit an example of a K3 surface of Picard rank $14$ with a non-symplectic automorphism of order $16$ which fixes a rational curve and $10$ isolated points. This settles the existence problem for the last case of Al Tabbaa, Sarti and…

代数几何 · 数学 2016-05-17 Jimmy Dillies
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