Démonstration Élémentaire d'une Identité de Lorenz |
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| Authors: | Varouchas Jean |
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| Institution: | (1) UFR STMIA–Département de Mathématiques, Université Henri Poincaré-Nancy I, B.P. 239, 54506 Vand\sgmaelig;uvre les Nancy Cedex, France. E-mail |
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| Abstract: | We give an elementary proof of an identity due to L. Lorenz giving the number of representations of a positive integer by the quadratic form x2 + 2y2 using Jacobi's triple product identity. |
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| Keywords: | triple product identity quadratic forms q-series Lambert series |
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