-ary may refer to:
* The
arity of a function, operation, or relation
**
-ary associativity, a specific rule attached to -ary functions
***
-ary group, a generalization of group
* The
radix of a numerical representation system
* The number of letters in an
alphabet (formal languages)
In formal language theory, an alphabet is a non-empty set of symbols/glyphs, typically thought of as representing letters, characters, or digits but among other possibilities the "symbols" could also be a set of phonemes (sound units). Alphabets in ...
** An
-ary code
*** An
-ary Gray code
*** An
-ary Huffman code
* An
-ary tree
See also
*
n- (disambiguation)#Mathematics, science and technology
*
Unary (disambiguation)
Unary may refer to:
*Unary numeral system, the simplest numeral system to represent natural numbers
*Unary function, a function that takes one argument; in computer science, a unary operator is a subset of unary function
*Unary operation, a kind of ...
*
Binary (disambiguation)
*
Ternary (disambiguation)
Ternary (from Latin ''ternarius'') or trinary is an adjective meaning "composed of three items". It can refer to:
Mathematics and logic
* Ternary numeral system, a base-3 counting system
** Balanced ternary, a positional numeral system, useful ...
{{disambiguation