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S vs Invariant - What's the difference?

s | invariant |

As a letter s

is the letter s with a.

As an adjective invariant is

not varying; constant.

As a noun invariant is

an invariant quantity, function etc.

s

Translingual

{{Basic Latin character info, previous=r, next=t, image= (wikipedia s)

Letter

  • The nineteenth letter of the .

    • Symbol

    (wikipedia) (mul-symbol)
  • voiceless alveolar fricative
  • Symbol for second , an SI unit of measurement of time.

    • See also

    (Latn-script) * * (esh) * (dze) * {{Letter , page=S , NATO=Sierra , Morse=ยทยทยท , Character=S , Braille=? }} Image:Latin S.png, Capital and lowercase versions of S , in normal and italic type Image:Fraktur letter S.png, Uppercase and lowercase S in Fraktur Symbols for SI units ----

    invariant

    English

    Adjective

    (en adjective)
  • not varying; constant
  • (mathematics) Unaffected by a specified operation (especially by a transformation)
  • (computing, programming) Neither covariant nor contravariant.

    • Synonyms

    * (not varying) invariable

    Derived terms

    * class invariant

    Related terms

    * invariance * variant * variegate * various * vary

    Noun

    (en noun)
  • An invariant quantity, function etc.