2.
Für einzel Input:
X→w
w=w1,w2,...,wn∈N∪Σ∪{ε}
Mann kann jede Regel als:
X→W1X1
X1→W2X2
…
Xn→ε
dargestellen.
Dabei gilt Wx→wx
Für mehrfache Eingabe Zeichen:
wi→wo
wi=wi1,wi2,...,win∈N∪Σ∪{ε}
wo=wo1,wo2,...,won∈N∪Σ∪{ε}
XYZ → ABC
XX_1 →
X_1Y →
Y_1Z →
?????
3.
L(G)={anbmcnm}
S→XE
X→aXCn ∣ bY
YCn→bYCnCmZ
ZCn→CbCmZ
ZE→VE
CmV→VCm
CbV→VCn
YV→Y
ZCm→CmZ
Y→F
FCn→cF
FCm→cF
FE→ε
S→XE
→aXCnE
→aaXCnCnE
→aabYCnCnE
→aabbYCbCmZCnE
→aabbYCbCmCbCmZE
→aabbYCbCmCbCmVE
→aabbYCbCmCbVCmE
→aabbYCbCmVCnCmE
→aabbYCbVCmCnCmE
→aabbYVCnCmCnCmE
→aabbYCnCmCnCmE
→aabbbYCbCmZCmCnCmE
→aabbbYCbCmCmZCnCmE
→aabbbYCbCmCmCbCmZCmE
→aabbbYCbCmCmCbCmCmZE
→aabbbYCbCmCmCbCmCmVE
→aabbbYCbCmCmCbCmVCmE
→aabbbYCbCmCmCbVCmCmE
→aabbbYCbCmCmVCnCmCmE
→aabbbYCbCmVCmCnCmCmE
→aabbbYCbVCmCmCnCmCmE
→aabbbYVCnCmCmCnCmCmE
→aabbbFCnCmCmCnCmCmE
→aabbbcFCmCmCnCmCmE
→aabbbccFCmCnCmCmE
→aabbbcccFCnCmCmE
→aabbbccccFCmCmE
→aabbbcccccFCmE
→aabbbccccccFE
→aabbbcccccc