Let L be any r. e. language. We know that there is an unrestricted grammar for L. Show that L can be generated by an unrestricted grammar in which the left side of every production has no terminal. Hint: provide an algorithm to convert an unrestricted grammar to the desired form.

Which one of the following is the most accurate definition of technology? a electronic tools that improve functionality b electronic tools that provide entertainment or practical value c any type of tool that serves a practical function d any type of tool that enhances communication

In which of the following ways can using test-taking tips you? a. you can focus on the information that you need to study. b. you will see the answers to the test. c. you will study more. d. you will be less organized.

To move a file or folder in microsoft windows, you can click and hold down the left mouse button while moving your mouse pointer to the location you want the file or folder to be, which is also known as.