Non-Regular Languages

Regular Expressions                                                       Source:http://surl.li/bcakh Regular Expressions are usually used to indicate the regular languages.  The language that gets acquired by the finite automata(FA) can also be described by the simple expressions which are called as Regular Expressions. It is the most effective and reliable way to represent any language. The languages that is accepted by some regular expression is referred as Regular languages. A regular expression can also be described as a chain of patterns that defines a string. Regular expressions are usually used to match the character combinations in the strings. String searching algorithm are used in this pattern to find the operations on a string.  Examples of regular expression: 1. Construct a regular expression for the language which accepts all the ...