Abstract
For some diagonal quadratic forms, we improve the upper bound for the dimension of the space of theta-series with respect to the positive definite quadratic forms.
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Gaigalas, E. The upper bound for the dimension of the space of theta-series. Lith Math J 56, 291–297 (2016). https://doi.org/10.1007/s10986-016-9319-y
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DOI: https://doi.org/10.1007/s10986-016-9319-y