Madanha, Sesuai Yash2019-03-052019Sesuai Y. Madanha (2019): On a question of Dixon and Rahnamai Barghi, Communications in Algebra, 47:8, 3064-3075, DOI: 10.1080/00927872.2018.1549667. NYP.0092-7872 (print)1532-4125 (online)10.1080/00927872.2018.1549667http://hdl.handle.net/2263/68560Please read abstract in the article.en© 2018 Taylor & Francis Group, LLC. This is an electronic version of an article published in Communications in Algebra, vol. 47, no. 8, pp. 3064-3075, 2019. doi : 10.1080/00927872.2018.1549667. Communications in Algebra is available online at : https://www.tandfonline.com/loi/lagb20.Non-solvable groupsPrimitive charactersZeros of charactersPostprint Article