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functional

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William Mcdougall
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English

Etymology

function + -al

Adjective

functional (comparative {{{1}}}, superlative {{{2}}})

Positive
functional

Comparative
{{{1}}}

Superlative
{{{2}}}

  1. In good working order.
  2. Useful; serving a purpose, fulfilling a function
    That sculpture is not merely artistic, but also functional. It can be used as a hatrack.
  3. (computing theory) Having semantics defined purely in terms of mathematical functions, without side-effects.

Antonyms

Derived terms

Translations

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Noun

Singular
functional

Plural
{{{1}}}

functional ({{{1}}})
  1. (mathematics) A function that takes a function as its argument; More precisely: A function y=f(x) whose argument x varies in a space of (real valued, complex valued) functions and whose value belongs to a monodimensional space. An example: the definite integration of integrable real functions in a real interval.

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