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Subset vs Subspace - What's the difference?

subset | subspace |

As nouns the difference between subset and subspace

is that subset is with respect to another set, a set such that each of its elements is also an element of the other set while subspace is a subset of a space which is a space in its own right.

subset

English

Noun

(en noun)
  • (set theory) With respect to another set, a set such that each of its elements is also an element of the other set.
    • The set of integers is a subset of the set of reals.
    The set {a, b} is a both a subset and a proper subset of {a, b, c} while the set {a, b, c} is a subset of {a, b, c} but not a proper subset of {a, b, c}.
  • A group of things or people, all of which are in a specified larger group.
    • We asked a subset of the population of the town for their opinion.

    Synonyms

    * (set theory)

    Antonyms

    * superset

    Derived terms

    * proper subset

    subspace

    English

    Etymology 1

    Noun

    (en noun)
  • (mathematics) A subset of a space which is a space in its own right.
  • (science fiction) Any (often unspecified) method of communicating faster than light.

    • Etymology 2

    (in sense of (submissive)), punning on the other etymology from (sub-).

    Noun

    (-)
  • (BDSM) The psychological state of the submissive or "bottom" during sadomasochistic activity.
  • * 2000 , Gloria G Brame, Come hither: a commonsense guide to kinky sex?
    • My problem, though, is that when he whips me, I resist going into subspace . He has to whip me for fifteen or twenty minutes before I even begin to feel any psychological effects.
  • * 2003 , Chelsea Shepard, Two Moons: Worthy of a Master Book One
    • When he was far gone into subspace , pain was enough to make him come.

    Coordinate terms

    * topspace