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Results tagged with hecke-operators
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Explicit computation of the effect of the Atkin-Lehner operator/Fricke involution's effect o...
In short, there is no simple formula for the $q$-expansion of the transform of a modular form under an Atkin-Lehner operator $W_Q$, in terms of the $q$-expansion of the original modular form.
The acti …
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