Question: Does the regular expression ( a * U b * ) contain { ab , ba , aaa, aab, abb, bbb , bba, . .

Does the regular expression (a* U b*) contain {ab, ba, aaa, aab, abb, bbb, bba, ...}in its set listing notation?
and what about {a*} U {b*}?
are they equivalent?

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:

Write a regular expression over AB that generates all strings that do not begin and end with an A . The first several strings in the language are lambda, B , AB , BA , BB , AAB, ABB, BAA, BAB, BBA,...

Q:

Select ONE language ( i . e . a set of strings ) from the list of items given that describes each of the following regular expressions Hint: Every one of these questions has an answer in the list of...

Q:

**In C++ WITHOUT USING THE HEADER** I'm personally trying to implement Thompson's Construction that is slightly altered in my way but I'm very puzzled (The Question I'm asking you is marked in *****...

Q:

You must start the regular expression with a ^ and end with a $ to generate the behavior we desire, and wrap it in (). So in other words ^(stuff goes here)$ Use the website (regex101.com). Note that...

Q:

Use the website https://regex101.com/. Note that you can only use (), | (for the books +), and the Kleene Star *. Also assume the alphabet {a b} You must start the regular expression with a ^ and end...

Q:

You must start the regular expression with a ^ and end with a $ to generate the behavior we desire, and wrap it in (). So in other words ^(stuff goes here)$ Use the website regex101.com. Note that...

Q:

I need help getting a regular expression to pass on https://regex101.com/tests . In the website you switch to test area and add the following regex words with ("add test") Build a regular expression...

Q:

Build a Regular expression , assume that the language is {a,b} Build a regular expression that accepts all words EXCEPT baa, ab, and abb. These strings should have FULL matching a b aa bb ba aaa bbb...

Q:

Let L 1 = { ab , ba } , L 2 = { b , aa , abba } , L 3 = { x | x in a , b | x | 3 } = { , a , b , aa , ab , ba , bb , aaa, aab, aba, abb, baa, bab, bba, bbb } . What does ( L 1 L 2 ) L 3 equal to ?...

Q:

only the answer without explanation Which type of language it will generate over alphabet {a,b} a 9,6 b 4,6 90 91 92 Dead state Accept state Set of string ends with a orb Set of string start with a...

Q:

Imagine the leadership team at your organization has asked you to examine company communication. Note: If you are unemployed or do not want to use your current organization, you can choose another...

Q:

During the year ended December 31, 2016, Speers Ltd. had revenues of $2,250,000 and expenses of $1,875,000. In addition, the company had other comprehensive income of $37,500. Required: Prepare an...

Q:

1 . ( Statistics for stocks and portfolio ) The table below presents the year - end prices for the shares of Ford and PPG from 2 0 0 2 to 2 0 1 4 : The link is provided here: https: / / docs ....

Q:

Seved Help 14 Wisconsin Snowmobile Corp. is considering a switch to level production Cost efficiencies would occur under level production, and aftertax costs would decline by $31,500, but inventory...

Q:

What tends to skew and distort Average Salaries in most Gender Pay Equity Studies?

Q:

The FedScope employment database has a number of Dimension Tables and a Single Fact Table, as shown in Table 7.1. Which columns/data elements in the Fact Table would be most useful in Pay Equity...

Q:

After Defining and Building a Multidimensional OLAP Cube, what is stored in the Cube?