LEICESTER, England, Oct. 14 -- Mathematical Gazette, a journal that says it features teaching and learning of mathematics, published research articles on the following topics in its November 2021 edition:

Articles:

* Pairing theorems about parabolas through duality

* Long medians and long angle bisectors

* The probability certain random quadratics have real roots

* Johannes Kepler and his making of the Rudolphine Tables