A <- matrix(c(2,4,6,8), nrow = 2)
A
## [,1] [,2]
## [1,] 2 6
## [2,] 4 8
eigen_info <- eigen(A)
eigenvalues <- eigen_info$values
eigenvectors <- eigen_info$vectors
print(eigenvalues)
## [1] 10.7445626 -0.7445626
print(eigenvectors)
## [,1] [,2]
## [1,] -0.5657675 -0.9093767
## [2,] -0.8245648 0.4159736