Limbaje Formale, Automate şi Compilatoare

dascaleacvladut
from dascaleacvladut More from this publisher
20.11.2014 Views

Automate finite nedeterministe Exemple LFAC (2014-15) Curs 2 22 / 26

Automate finite nedeterministe Extensia lui δ la cuvinte Fie S mulţime de stări. Notăm δ(S, a) = ⋃ q∈Sδ(q, a). Extensia lui δ la cuvinte ˆδ : Q ×Σ ∗ → 2 Q 1 ˆδ(q,ǫ) = {q},∀q ∈ Q; 2 ˆδ(q, ua) = δ(ˆδ(q, u), a), ∀q ∈ Q,∀u ∈ Σ ∗ ,∀a ∈ Σ. LFAC (2014-15) Curs 2 23 / 26

<strong>Automate</strong> finite nedeterministe<br />

Extensia lui δ la cuvinte<br />

Fie S mulţime de stări. Notăm δ(S, a) = ⋃ q∈Sδ(q, a).<br />

Extensia lui δ la cuvinte ˆδ : Q ×Σ ∗ → 2 Q<br />

1 ˆδ(q,ǫ) = {q},∀q ∈ Q;<br />

2 ˆδ(q, ua) = δ(ˆδ(q, u), a), ∀q ∈ Q,∀u ∈ Σ ∗ ,∀a ∈ Σ.<br />

LFAC (2014-15) Curs 2 23 / 26

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!