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S vs Semigroup - What's the difference?

s | semigroup |

As a letter s

is the letter s with a.

As a noun semigroup is

(mathematics) any set for which there is a binary operation that is both closed and associative.

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 ----

    semigroup

    English

    Noun

    (wikipedia semigroup) (en noun)
  • (mathematics) Any set for which there is a binary operation that is both closed and associative.
  • * 1961 , Alfred Hoblitzelle Clifford, ?G. B. Preston, The Algebraic Theory of Semigroups (page 70)
    • If a semigroup S'' contains a zeroid, then every left zeroid is also a right zeroid, and vice versa, and the set ''K'' of all the zeroids of ''S'' is the kernel of ''S .

    Hyponyms

    * monoid * group