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On the Kohnen-Zagier Formula in the Case of ‘4 × General Odd’ Level

Published online by Cambridge University Press:  11 January 2016

Hiroshi Sakata*
Affiliation:
Waseda University Senior High School, Kamisyakujii 3-31-1, Nerima-ku, Tokyo, 177-0044, Japan, sakata@waseda.jp
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Abstract

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We study the Fourier coefficients of cusp forms of half integral weight and generalize the Kohnen-Zagier formula to the case of ‘4 × general odd’ level by using results of Ueda. As an application, we obtain a generalization of the result of Luo-Ramakrishnan [11] to the case of arbitrary odd level.

Keywords

Type
Research Article
Copyright
Copyright © Editorial Board of Nagoya Mathematical Journal 2008

References

[1] Baruch, E. M. and Mao, Z., Central value of automorphic L-functions, preprint (2003).Google Scholar
[2] Gross, B., Kohnen, W. and Zagier, D., Heegner Points and Derivatives of L-serieg, Math. Ann., 278 (1987), 497562.Google Scholar
[3] Kohnen, W., New forms of half-integral weight, J. reine und angew. Math., 333 (1982), 3272.Google Scholar
[4] Kohnen, W., Fourier coefficients of modular forms of half-integral weight, Math. Ann., 271 (1985), 237268.Google Scholar
[5] Kohnen, W., A Remark on the Shimura correspondence, Glasgow Math. J., 30 (1988), 285291.CrossRefGoogle Scholar
[6] Kohnen, W. and Zagier, D., Values of L-series of modular forms at the center of the critical strip, Invent. Math., 64 (1981), 175198.Google Scholar
[7] Kojima, H., Remark on Fourier coefficients of modular forms of half-integral weight belonging to Kohnen’s spaces II, Kodai Math. J., 22 (1999), 99115.Google Scholar
[8] Kojima, H., On the Fourier coefficients of Maass wave forms of half integral weight over an imaginary quadratic field, J. reine und angew. Math., 526 (2000), 155179.Google Scholar
[9] Kojima, H., On the Fourier coefficients of Jacobi forms of index N over totally real number fields, preprint (2003).Google Scholar
[10] Kojima, H. and Tokuno, Y., On the Fourier coefficients of modular forms of half integral weight belonging to Kohnen’s spaces and the critical values of zeta functions, Tohoku Math. J., 56 (2004), 125145.Google Scholar
[11] Luo, W. and Ramakrishnan, D., Determination of modular forms by twists of critical L-values, Invent. Math., 130 (1997), 371398.Google Scholar
[12] Sakata, H., On the Kohnen-Zagier Formula in the case of level 4pm , Math. Zeit., 250 (2005), 257266.Google Scholar
[13] Shimura, G., On modular forms of half integral weight, Ann. of Math., 97 (1973), 440481.Google Scholar
[14] Shimura, G., On the Fourier coefficients of Hilbert modular forms of half-integral weight, Duke Math. J., 71 (1993), 501557.Google Scholar
[15] Ueda, M., The Decomposition of the spaces of cusp forms of half-integral weight and trace formula of Hecke operators, J. Math. Kyoto Univ., 28 (1988), 505558.Google Scholar
[16] Ueda, M., New forms of half-integral weight and the twisting operators, Proc. Japan. Acad., 66 (1990), 173175.Google Scholar
[17] Ueda, M., On twisting operators and New forms of half-integral weight, Nagoya Math. J., 131 (1993), 135205.Google Scholar
[18] Ueda, M., On twisting operators and New forms of half-integral weight II: complete theory of new forms for Kohnen space, Nagoya Math. J., 149 (1998), 117171.Google Scholar
[19] Ueda, M., On twisting operators and New forms of half-integral weight III: subspace corresponding to very new forms, Comm. Math. Univ. Sancti Pauli, 50 (2001), 127.Google Scholar
[20] Waldspurger, J.-L., Sur les coefficients de Fourier des formes modulaires de poids demientier, J. Math. Pure Appl., 60 (1981), 375484.Google Scholar