- countable sequence
- мат. счетная последовательность
Большой англо-русский и русско-английский словарь. 2001.
countable sequence
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Countable set — Countable redirects here. For the linguistic concept, see Count noun. Not to be confused with (recursively) enumerable sets. In mathematics, a countable set is a set with the same cardinality (number of elements) as some subset of the set of… … Wikipedia
sequence */*/*/ — UK [ˈsiːkwəns] / US [ˈsɪkwəns] noun Word forms sequence : singular sequence plural sequences 1) [countable/uncountable] a set of related things that happen or are arranged in a particular order A computer can store and repeat sequences of… … English dictionary
Countable chain condition — See also: Forcing (set theory)#The countable chain condition In order theory, a partially ordered set X is said to satisfy the countable chain condition, or to be ccc, if every strong antichain in X is countable. There are really two conditions:… … Wikipedia
sequence — /ˈsikwəns / (say seekwuhns) noun 1. the following of one thing after another; succession: a strange sequence of events. 2. order of succession: a list of books in alphabetical sequence. 3. a collection of poems or songs related to a particular… …
countable — /ˈkaʊntəbəl/ (say kowntuhbuhl) adjective 1. able to be counted. 2. Mathematics of or relating to a set whose elements can be arranged in an infinite sequence so that each element occurs exactly once: the set of positive integers is a countable… …
Algorithmically random sequence — Intuitively, an algorithmically random sequence (or random sequence) is an infinite sequence of binary digits that appears random to any algorithm. The definition applies equally well to sequences on any finite set of characters. Random sequences … Wikipedia
Large countable ordinal — In the mathematical discipline of set theory, there are many ways of describing specific countable ordinals. The smallest ones can be usefully and non circularly expressed in terms of their Cantor normal forms. Beyond that, many ordinals of… … Wikipedia
First-countable space — In topology, a branch of mathematics, a first countable space is a topological space satisfying the first axiom of countability . Specifically, a space, X , is said to be first countable if each point has a countable neighbourhood basis (local… … Wikipedia
Axiom of countable choice — The axiom of countable choice or axiom of denumerable choice, denoted ACω, is an axiom of set theory, similar to the axiom of choice. It states that any countable collection of non empty sets must have a choice function. Spelled out, this means… … Wikipedia
Limit of a sequence — n n sin(1/n) 1 0.841471 2 0.958851 ... 10 0.998334 ... 100 0.999983 As the positive integer n becomes larger and larger … Wikipedia
Integer sequence — In mathematics, an integer sequence is a sequence (i.e., an ordered list) of integers. An integer sequence may be specified explicitly by giving a formula for its nth term, or implicitly by giving a relationship between its terms. For example,… … Wikipedia
