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J vs Undefined - What's the difference?

j | undefined |

As a letter j

is the tenth letter of the.

As a symbol j

is the symbol for joule, the unit of work or energy in the international system of units.

As an adjective undefined is

lacking a definition or value.

j

Translingual

(wikipedia j)

Letter

  • The tenth letter of the .

    • Symbol

    (Palatal approximant) (head)
  • palatal approximant
  • one
    • ?j
  • :: one ounce
  • (label) (l)

    • See also

    (Latn-script) {{Letter , page=J , NATO=Juliet , Morse=·––– , Character=J0 , Braille=?}} Image:Latin J.png, Capital and lowercase versions of J , in normal and italic type Image:Fraktur letter J.png, Uppercase and lowercase J in Fraktur ----

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined