5 ms·
I think it is a random variable X whose support is a subset of the set of n-length strings. - i.e. if X(w) > 0, then w has length n.
by sn41 10y ago
I think it is a random variable X whose support is a subset of the set of n-length strings.
- i.e. if X(w) > 0, then w has length n.