Question: For the following languages, give a regular expression for the set of strings over {a, b} that: (25 pts) have length of 2 or more,

For the following languages, give a regular expression for the set of strings over {a, b} that:

  1. (25 pts) have length of 2 or more, and in which any and all as precede any and all bs
  2. (25 pts) have an odd number of bs
  3. (25 pts) do not contain the substring aaa

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:

1. Given two languages P = {ab, ba} and Q = {xy, z} , calculate: a) The language resulting from the concatenation of P and Q, i.e., PQ and QP b) P^0 c) Q3^3 2. For the following languages, give a...

Q:

For the following languages, give a regular expression for the set of strings over {a, b} that: (15 pts) contain both the substring ab and ba

Q:

Hello, there, here are some language and expression of Theory of computation, I wish you can answer all of them: 1. What is the language of this expression? ( a U b )* ( b U ba U baa ) U l U a U aa...

Q:

Theory of computation 1. What is the language of this expression? ( a U b )* ( b U ba U baa ) U l U a U aa considering the alphabet is S = { a, b }. 2. Do the following strings belong to this...

Q:

Please right sol this will help Thanks . [10 Points] For each of the following languages, give a regular expression and argue that your regular expression works. Giving a regular expression without...

Q:

(a) Construct deterministic finite automata accepting the following languages: (i) {w {0,1}*/ w is not in the regular language defined by 0*1*}; [2] (ii) {w E {0,1}*| w has an even number of 0's or...

Q:

Please solve it complete in ln one hour i will upvote you 1. (a) Construct deterministic finite automata accepting the following languages: (i) {w {0, 1}'| w is not in the regular language defined by...

Q:

please solve it complete in 30 minute (b) Leth: {0,1} + {a,b) be the function defined by h(e) = e, h(0) = aa and h(1) = b, and for words of length two or greater: h(a,a2...an) = n(a)h(az)...hlan) for...

Q:

For each of the following languages give the regular expression that matches the strings in the language. Note: You can use . to denote any character in the alphabet. (a) [5 marks] The language, over...

Q:

2. For each of the following languages give the regular expression that matches the strings in (a) 5 marks] The language, over the alphabet of binary digits, of strings that do not start (b) 5 marks...

Q:

When might consolidated statements be misleading?

Q:

Overview River Beverages is a food and soft drink company with worldwide operations. The company is organized into five regional divisions with each vice president reporting directly to the CEO,...

Q:

By anchoring the minimum payment on a credit card to a low dollar amount, the borrower is more likely to Multiple choice question. take a longer time to pay off their debt, thereby paying more in...

Q:

Must be completed in Access and include screenshots to show the steps. Books ISBN Title Author PubDate Cost Retail Category PubID 0131873253 Database Systems Hector Garcia 6/15/2008 $100.00 $128.68...