Here’s how to use rvs() function.sequence, reverse, new sequence
Description: Generate a new sequence by subtracting members of another sequence from a sequence. Syntax: A\B A\x Note: Tsequences, subtract, new sequence
Description: The operation generates a new sequence by merging two sequences. Syntax: A&B A&x x&A Note: Generate a new ssequences, union, new sequence
Description: Generate a new sequence by duplicating members of a sequence. Syntax: A*k k*A Note: The function generatesduplicate, sequence member, new sequence
Description: Generate a new sequence by combining distinct members of two sequences in order. Syntax: A%B A%x x%A Note: distinct, member, new sequence