Sequence
Sequence 73 languages Article Talk Read Edit View history Tools From Wikipedia, the free encyclopedia "Sequential" redirects here. For the manual transmission, see Sequential manual transmission . For the sequentional logic function, see Sequention . For other uses, see Sequence (disambiguation) . In mathematics , a sequence is an enumerated collection of objects in which repetitions are allowed and order matters. Like a set , it contains members (also called elements , or terms ). The number of elements (possibly infinite ) is called the length of the sequence. Unlike a set, the same elements can appear multiple times at different positions in a sequence, and unlike a set, the order does matter. Formally, a sequence can be defined as a function from natural numbers (the positions of elements in the sequence) to the elements at each position. The not...