Kızmaz, M. Yasir2020-02-072020-02-0720190003-889Xhttp://hdl.handle.net/11693/53161In this short note, we give a character free proof to a result of Isaacs–Navarro.EnglishCoprime actionReal elementsQuaternion-free groupsA short note on Isaacs–Navarro’s theoremArticle10.1007/s00013-019-01334-5