![SOLVED: If s is a string, define its reverse sR as follows. B. λR = λ. R. If s has one or more symbols, write s = ra where a is a SOLVED: If s is a string, define its reverse sR as follows. B. λR = λ. R. If s has one or more symbols, write s = ra where a is a](https://cdn.numerade.com/ask_images/6266205f8e69468c9b37e9ca95bd16c5.jpg)
SOLVED: If s is a string, define its reverse sR as follows. B. λR = λ. R. If s has one or more symbols, write s = ra where a is a
![SOLVED: The reverse of a string x, denoted rev, is x written backwards. Formally, rev(x) = x^r. For example, rev(abbaaab) = baaabba. For A*, define rev(A) = rev(x) | x ∈ A. SOLVED: The reverse of a string x, denoted rev, is x written backwards. Formally, rev(x) = x^r. For example, rev(abbaaab) = baaabba. For A*, define rev(A) = rev(x) | x ∈ A.](https://cdn.numerade.com/ask_images/dd203cd185aa490daf6275458504d954.jpg)
SOLVED: The reverse of a string x, denoted rev, is x written backwards. Formally, rev(x) = x^r. For example, rev(abbaaab) = baaabba. For A*, define rev(A) = rev(x) | x ∈ A.
![R-String - Converting string in backwards using R - #Program to print a string in backward using R - Studocu R-String - Converting string in backwards using R - #Program to print a string in backward using R - Studocu](https://d20ohkaloyme4g.cloudfront.net/img/document_thumbnails/dccb80565989743b9942f29b9511ae3d/thumb_1200_1553.png)