Özkoç, ArzuArdıyok, Elif2020-04-302020-04-3020161225-293X2288-6176https://doi.org/10.5831/HMJ.2016.38.4.725https://hdl.handle.net/20.500.12684/3062WOS: 000411395100005In this paper, the explicit determinants of the circulant and negacyclic matrix involving Tetranacci sequence M-n and Companion-Tetranacci sequence K-n are expressed by using only Tetranacci sequence M-n and Companion-Tetranacci sequence K-n. Also euclidean norms and spectral norms of circulant and negacyclic matrices have been obtained.en10.5831/HMJ.2016.38.4.725info:eu-repo/semantics/openAccesscirculant matrixnegacyclic matrixTetranacci numbersnormdeterminantArticle384725738N/A