Wo ist die orange Kurve hin? --Lothar (talk) 11:39, 16 May 2024 (CEST)
- Die beiden analytischen Lösungen liegen im Plot genau übereinander.--Emilio.S (talk) 11:52, 16 May 2024 (CEST)
- Wie kann das? \(u_\theta\) muss ja von \(r\) abhängen, damit die Ableitung was Nichtverschwindendes liefert. --Lothar (talk) 11:54, 16 May 2024 (CEST)