Explicit isogeny theorems for Drinfeld modules
Explicit isogeny theorems for Drinfeld modules
T ) and A = ކ q [T ].Given two nonisogenous rank-r Drinfeld A-modules φ and φ over K , where K is a finite extension of F, we obtain a partially explicit upper bound (dependent only on φ and φ ) on the degree of primes ℘ of K …