- (10%)
Two eigenvectors of this circulant matrix C are (1,i,i2,i3)T and (1,i2,i4,i6)T. What are the eigenvalues λ0 and λ1?
c0c3c2c1c1c0c3c2c2c1c0c3c3c2c1c01ii2i3=λ01ii2i3
c0c3c2c1c1c0c3c2c2c1c0c3c3c2c1c01i2i4i6=λ11i2i4i6