Question: Prove that it is not context-free which string w do you choose for the pumping lemma???? w1cw2 :, Ea, b)*, w1 is a substring of

Prove that it is not context-free which string w do you

Prove that it is not context-free

which string w do you choose for the pumping lemma????

w1cw2 :, Ea, b)*, w1 is a substring of w2

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

This question is about the pumping lemma for context - free languages. ( a ) Let A = { a 2 n | n > = 0 } . Suppose you are trying to prove that A is not context - free using the pumping lemma for...

Q:

This question is about the pumping lemma for context-free languages. Let A = {w elementof {a, b, c, d}* n_a (w) = n_b(w) and n_c (w) = n_d (w)}. (i.e. w has the same number of a's as b's and w has...

Q:

(a) Prove that the language L = {12/3221} is not regular by using the Pumping Lemma. Use the string 1"2"32" and i = 3 at appropriate points in the proof. (b) Write out the proof of the same result...

Q:

This question is about the pumping lemma for context-free languages. Let A = {w belongsto {a, b, c, d}* | n_a(w) = n_b(w) and n_c(w) = n_d(w)}. (i.e. w has the same number of a's as 6's and w has the...

Q:

This question is about the pumping lemma for context-free languages. Let B = {ww | w belongsto {a, b}*}. Suppose you are trying to prove that B is not context-free using the pumping lemma for...

Q:

Let L be the language over alphabet { a , b } of strings with an equal number of as and bs ( ie , 1 , ab , ba , aabb, abab, abba, etc ) . Lis a context - free language and we can prove it by showing...

Q:

Let A = {ww | w {a, b, c} }. Suppose you are trying to prove that A is not a context-free language using the context-free language pumping lemma. Your proof starts (correctly) like this: Suppose for...

Q:

Def: num(x, y) means the number of times x appears as a substring in y 1. Using the pumping lemma technique, prove that the following languages are not regular. For reference, here is the pumping...

Q:

CS321 Automata theory. Please don't use the method that chegg study already has, the method is not correct. Please give me a correct proof. This is the second time I have posted the same question....

Q:

Which of the following languages are context-free? For the CFLs give a context-free grammar or a pushdown automaton. For the rest, prove that these are not context-free by using the Pumping Lemma for...

Q:

Propose a Web site for Clancys, the uniform company described in Problems 7 and 8. Sketch by hand or use form design software to create a prototype of Clancys home page. Indicate hyperlinks, and...

Q:

Graph the set (xx>-1) on the number line. Then, write the set using interval notation. 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 O X C ? 0.00.000 0.0 0 -80 X 8 C.

Q:

List some reasons why someone would choose not to have renter s insurance. 2 How could a catastrophic event impact your finances if you don t own renter s insurance? 3 After doing this exercise, do...

Q:

please try to give correct answer 9 7 3 .

Q:

What is DDL?

Q:

What is the difference between Oracle SQL Developer and Oracle SQL Developer Data Modeler?

Q:

In modern computer applications, how is Referential Integrity Rule Compliance made easy for the system user?