Maryam Shams Solary
Department of Mathematics,
Payame Noor University
19395-4697 Tehran, I.R. of Iran
In this note, we present a reliable process for computing the determinant of any general block pentadiagonal and block heptadiagonal matrices with (or without) corners. Then we extend this process for finding determinant of block anti-pentadiagonal and block anti-heptadiagonal matrices.