https://doi.org/10.4169/college.math.j.45.1.054 https://www.jstor.org/stable/10.4169/college.math.j.45.1.054 Summary We present a result of Rosenthal, which shows ...
Abstract Let 𝐾 be a quadratic number field and let 𝐸 be a ℚ-curve without CM completely defined over 𝐾 and not isogenous to an elliptic curve over ℚ. In this setting, it is known that there exists ...