Algorithm Basic concept
- Five features
- Finiteness
- Definiteness
- Input
- Output
- Effectiveness
- Fromal define
- (Q,I,Ω,f)
- I, Ω are subsets of Q
- f(q) = q for q in Ω
- f(x[0])=x[1],f(x[1]) = x[2], f(x[k]) = x[k+1]
x[0]..x[k] ∈I
the sequence end in Ω