User:Arthur Rubin/N-ary

The term $n$-ary may refer to:
 * the arity of a function, operation, or relation
 * $n$-ary associativity, a specific rule attached to $n$-ary functions
 * $n$-ary group
 * That $n$ is the radix of a numerical representation system
 * That $n$ is the number of letters in an alphabet (formal languages)
 * An $n$-ary code
 * An $n$-ary Gray code
 * An $n$-ary Huffman code
 * An $n$-ary tree