Check that the network is fully connected

Given the design matrix, checks that all the blocks are connected between them

correct(x)

Arguments

x	Design matrix, a symmetric matrix with

Value

A logical value if it is fully connected or not.

References

https://math.stackexchange.com/a/551947

Author

Lluís Revilla Sancho

Examples

C <- matrix(c(0, 1, 0, 1, 0, 0, 0, 0, 0), ncol = 3, nrow = 3)
correct(C)
#> [1] FALSE