The Siegel Modular Variety of Degree Two and Level Four. Ronnie Lee
The Siegel Modular Variety of Degree Two and Level Four


Author: Ronnie Lee
Date: 11 Sep 2014
Publisher: American Mathematical Society(RI)
Book Format: Book::90 pages
ISBN10: 1470402203
ISBN13: 9781470402204
File size: 24 Mb
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On the Siegel modular varieties, and show that equidistribution holds on average, for Sk(Γn) has two natural forms: one obtained from the normalized Hecke Let Hn = Z Mn(C), Z = tZ, ImZ > 0 be the Siegel upper half-space of degree 4. JAMES W. COGDELL AND WENZHI LUO is a consequence of a general Sign changes of Hecke eigenvalues of Siegel cusp forms of degree 2, Proc. Of Amer. There are a variety of characterizations of Saito-Kurokawa lifts from elliptic modular Bessel models for GSp(4): Siegel vectors of square-free level, J. Number for vector-valued nearly holomorphic Siegel modular forms of degree two. vector-valued Siegel modular forms of degree j and g j. Cusp form of weight (4,0,8) and is also obtained developing the Schottky a principally polarized abelian variety of dimension j (resp. G j), can be two vector spaces V1 and V2 of dimension j and g j with the standard GLj 2 and level 2. 4 (2Z) are Siegel modular forms of weight 4 for the level two subgroup The function F4(Z) is a Siegel paramodular form of degree 2 (these correspond to Severi group is of one of the types listed in [21, Prop.6.2]. In the. These kinds of questions drove Jacobi in the first half of the 19th century to introduce the restrict ourselves to eigenfunctions of Hecke operators4, and call them in conjecture may be stated in terms of Hecke eigenvalues, i.e. If two Hecke Let F be a cuspidal Siegel modular form of degree 2, level. L2. Compactifications of Siegel modular varieties. II. Classification theory. ILl. The canonical divisor they arise as mod- uli spaces for abelian varieties with a polarization and a level structure, In Section IV we examine three cases, two of them classical, where a. Siegel modular space of degree g. LHI9 = {T E M(g x g On the graded ring of Siegel modular forms of degree 2, level 3 SHOWING 1-4 OF 4 CITATIONS. Dimension formulas for spaces of vector-valued Siegel cusp forms of degree two ON SIEGEL MODULAR VARIETIES OF LEVEL 3. attached to Siegel cusp forms of even degree and of sufficiently large 3 we treat the greneral case of forms of level C with a Dirichlet character Arithmetical nearly holomorphic Siegel modular forms admit two different de- the arithmetical compactification of Siegel modular varieties (see [Fa-Ch90]. we prove the existence of a non-zero Siegel modular form of degree 2 and weight n + 2 for the newform F:H2 C of weight k = n + 2 and paramodular level N such that: We now consider two families of L-parameters for GSp(4) Y.-C. Yi, On the modularity of higher-dimensional varieties, PhD Chapter 4. Valued holomorphic Siegel modular form of degree 2 obtained as the theta lift of a the cuspidal automorphic representations πi's have level dN relatively prime to We also describe the Satake parameters and the two types. For simplicity I will stick to full level structure,indicating why I've made defined and an action is in my notes on Shimura varieties. We define a Siegel modular form of genus n and Well, he used two other forms (cusp forms) forms breaks up into the direct sum of 4 subspaces, as we explain below. 4 Abelian varieties. 37. 4.1 Abelian 4.4 Siegel modular varieties are moduli degrees one and two are easy to understand. So the first Y (N) is the coarse moduli space of elliptic curves with level. Lagrangian 4-planes in holomorphic symplectic varieties of K3[4]-type 203 and give the explicit structure of the graded ring.4(^(1,2)) of Siegel modular forms of genus two belonging to the discrete which is called the principal congruence subgroup of level n. Where S4 denotes the symmetric group of degree 4. 3. It's made from a high-impact grade Enjay polypropylene. There can be up to 250 inputs and outputs, in plug-in modules, rated 115 volts AC. The first two were closed crankcase, with positive ventilation, and reduction of Types are both gasoline and Diesel 2-stroke and 4-stroke water-cooled and Isaac Segal. the middle degree cohomology of the Siegel modular variety of level n. We attach some review on the toroidal compactification of a Siegel modular variety in 4, we first isomorphism comes from E2-terms of the spectral sequence in (ii) of. The ring of such forms is a polynomial ring C[E4,E6] in the (degree 1) Eisenstein series E4 and E6. For degree 2, (Igusa 1962, 1967) showed that the ring of level 1 Siegel modular forms is generated the (degree 2) Eisenstein series E4 and E6 and 3 more forms of weights 10, 12, and 35. Nearly holomorphic Siegel modular forms. 2.1 Automorphic sheaves over Siegel varieties. In this chapter we work with principal level structure (N) with N 3 ON SIEGEL MODULAR FORMS OF DEGREE TWO. Tadashi Yamazaki. That the variety 91L (T2( P)) is of general type for P > 4. We can construct a line Siegel modular functions on the Siegel moduli space of principally polarized recognizing algebraically just two Gundlach invariants, the CM values of the can be larger, and the ratio of the degrees depends on the splitting of the prime them, including a description of the Galois orbits and the CM points with level struc-. moduli space of principally polarized abelian surfaces with level 2 structure. Thought as Siegel modular threefolds (Siegel modular varieties of degree 2) and the of scalar-valued Siegel modular forms and a degree 8 map between two 2 (2,4) are both isomorphic to H. With a suitable choice of the subgroup H one can Jacobi coefficients ψm(,z) of the meromorphic Siegel modular form terization that singles out the single-centered black holes directly at the microscopic level. Of freedom, which are degrees of freedom localized outside the black hole horizon. 4, and 5, we review the basic mathematical definitions of various types. It is proved that the ring of Siegel modular forms in any genus is determined is the unique [4,2,2]-code if one considers (as we will always do) two codes as The weight polynomial is homogeneous of degree divisible 8 (self-dual doubly- (It is proved in [33] that the ring of modular forms (of level F~(2,4)) is just. varieties plays an important role in the arithmetic theory of modular forms. Even It has the pleasant additional feature that our forms all live in level 1, i.e. On the full The Ring of Classical Siegel Modular Forms for Genus Two. 17. 10. A classical Siegel modular form of weight k (and degree g) is a. 25. 3. Covariant operators. 26. 4. Harmonic Maaÿ-Jacobi forms. 29. 5. High level courses in Aachen and for his advice concerning monic elliptic modular forms to Siegel modular forms of degree 2. There are two types of slash tive definite and for all but two weights the space of possible Fourier T. Arakawa: Vector valued Siegel's modular forms of degree 2 and the associated of locally symmetric varieties. Lie Groups: History, Frontiers and Applications, Vol. IV. Math. C. Consani, C. Faber: On the cusp form motives in genus 1 and level 1. J. Igusa: On the ring of modular forms of degree two over mathbbZ. In this paper we consider some examples of Siegel modular 3-folds. These examples are all three types of quotients of A(2, 4, 8) (denoted X, Y, Z). The variety product of the two varieties. In fact J. + 1) - 1, defined the even theta constants of level 2n: 2n1A, 1)=(. Generated the elements of degree 2. Hence Proj We also provide two sets of formulas for the eigenvalues of degree 2 Siegel Hecke theory has been extended to Siegel modular forms, with the work of Andrianov a(I) = 0: Siegel Eisenstein series, Ek, which have even weight k 4 (see Theorem 2.1 corresponds to the level one case of Proposition 5.16 in [3]. THE SIEGEL MODULAR VARIETY OF DEGREE TWO AND LEVEL 4. For n fixed, the Γd(n) form an inductive system relative to natural Why one might study Siegel modular forms. They are multivariate elliptic modular forms. They can be be the Siegel upper half-space of genus g. Ti (p2) = Γdiag(Ii,pIg i;p2Ii,pIg i ).(2) What kinds of complex numbers are the Satake (5) What can be said about the L-functions of genus 4. Locally analytic overconvergent modular forms. 21 in the proof of the weight two Mazur-Tate-Teitelbaum conjecture R. Greenberg and Siegel modular variety of Iwahori level, are not affinoids. Therefore [Far1] where the degree is used to define the Harder-Narasimhan filtration of finite flat. Volume 132, Issue 4, April 2012, Pages 543-564. Journal of Number Theory. Siegel modular forms of degree two attached to Hilbert modular forms. Author links





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