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Foil vs Undefined - What's the difference?

foil | undefined |

As a noun foil

is a very thin sheet of metal or foil can be failure when on the point of attainment; defeat; frustration; miscarriage or foil can be (hunting) the track of an animal.

As a verb foil

is to prevent (something) from being accomplished or foil can be (mathematics) to multiply two binomials together or foil can be (obsolete) to defile; to soil.

As an adjective undefined is

lacking a definition or value.

foil

English

Proper noun

(en proper noun)
  • A particular algorithm for multiplying two binomials.

    • External links

    * (projectlink)

    Verb

    (en verb)
  • To apply the FOIL algorithm to.

    • Anagrams

    *

    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