subset

Etymology
.

Noun

 * 1)  A set A such that every element of A is also an element of S.
 * 2) * 1963, David B. MacNeil, Modern Mathematics for the Practical Man,, Republished as 2013, David B. MacNeil, Fundamentals of Modern Mathematics: A Practical Review, , page 3,
 * In the foregoing example, the set D of the first four letters of the alphabet, was a subset of the set A of all the letters of the alphabet, because A includes all the members of D.
 * 1) A group of things or people, all of which are in a specified larger group.
 * In the foregoing example, the set D of the first four letters of the alphabet, was a subset of the set A of all the letters of the alphabet, because A includes all the members of D.
 * 1) A group of things or people, all of which are in a specified larger group.
 * 1) A group of things or people, all of which are in a specified larger group.
 * 1) A group of things or people, all of which are in a specified larger group.

Usage notes

 * The subset relation is denoted ⊆ (⊂ for proper subset), and one writes A ⊆ B for "A is a subset of B".
 * It is permissible for A to contain no elements: the empty set is a subset of every set (including itself).
 * It is permissible for A to contain no elements: the empty set is a subset of every set (including itself).

Translations

 * Bulgarian: подмножество
 * Catalan: subconjunt
 * Chinese:
 * Mandarin:
 * Czech:
 * Danish: delmængde
 * Dutch: deelverzameling
 * Estonian: alamhulk
 * Finnish:
 * French:
 * Georgian: ქვესიმრავლე
 * German: Untermenge,
 * Greek:
 * Hebrew: תת קבוצה
 * Hungarian:
 * Icelandic: hlutmengi
 * Irish: fo-thacar
 * Italian:
 * Japanese:
 * Korean:
 * Macedonian: подмно́жество
 * Polish:
 * Portuguese:
 * Romanian:
 * Russian:
 * Slovene: podmnožica
 * Spanish: subconjunto
 * Swedish:
 * Tagalog: kubtangkas
 * Ukrainian: підмножина́
 * Vietnamese: tập hợp con, tập con
 * Welsh: is-set


 * Finnish:
 * French:
 * Italian: sottogruppo
 * Kurdish:
 * Northern Kurdish: binkom
 * Polish: podgrupa
 * Portuguese: ,
 * Romanian: subgrup,
 * Russian:

Verb

 * 1)  To take a subset of.
 * 2)  To extract only the portions of (a font) that are needed to display a particular document.