The Frobenius index of a Drinfeld module is characterized by maximal monic polynomials evaluated at Frobenius, yielding an efficient algorithm for the endomorphism ring and an explicit Frobenius matrix.
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Computing endomorphism rings and Frobenius matrices of Drinfeld modules
The Frobenius index of a Drinfeld module is characterized by maximal monic polynomials evaluated at Frobenius, yielding an efficient algorithm for the endomorphism ring and an explicit Frobenius matrix.