The check_covariance_matrix()
function
check_covariance_matrix(
matrix(c(1, 2, 2, 1), nrow = 2) * -1
)
#> [1] "Must have positive eigenvalues only"
The check_correlation_matrix()
function
check_correlation_matrix(
matrix(c(1, 0, 0, 0), nrow = 2)
)
#> [1] "Must have ones on the diagonal"
The check_transition_probability_matrix()
function
check_correlation_matrix(
matrix(c(1, 1, 0, 1), nrow = 2)
)
#> [1] "Must be symmetric"
The check_probability_vector()
function
check_probability_vector(
1:5 / sum(1:5),
len = 4
)
#> [1] "Must have length 4, but has length 5"