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Functional vs Logical - What's the difference?

functional | logical |

In computing terms the difference between functional and logical

is that functional is an object encapsulating a function pointer (or equivalent) while logical is non-physical or conceptual yet underpinned by something physical or actual.

As adjectives the difference between functional and logical

is that functional is in good working order while logical is in agreement with the principles of logic.

As a noun functional

is 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.

functional

English

Adjective

(en adjective)
  • In good working order.
  • Useful; serving a purpose, fulfilling a function
  • That sculpture is not merely artistic, but also functional : it can be used as a hatrack.
  • Only for functional purposes, notably in architecture
  • ''A functional construction element generally must meet higher technical but lower aesthetical requirements
  • (computing theory) Having semantics defined purely in terms of mathematical functions, without side-effects.
  • (medicine) Of a disease, such that its symptoms cannot be referred to any appreciable lesion or change of structure; opposed to organic disease, in which the organ itself is affected.
  • Synonyms

    * functioning, working * utilitarian

    Antonyms

    * non-functional * dysfunctional * organic

    Derived terms

    (Derived terms) * function * functional analysis * functional analysis diagram * functional anatomy * functional application * functional bombing * functional constraint * functional decomposition * functional design * functional diagram * functional disorder * functional electrical stimulation * functional error recovery * functional failure * functional group * functional interleaving * functional programming * functional requirement * functional residual capacity * functional specifications * functional switching circuit * functional unit * functionality * functionally

    Noun

    (en noun)
  • (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.
  • (mathematics, functional analysis) A scalar-valued linear function on a vector space
  • (computing) An object encapsulating a function pointer (or equivalent).
  • logical

    English

    Adjective

    (en adjective)
  • (not comparable) In agreement with the principles of logic.
  • Reasonable.
  • (not comparable) Of or pertaining to logic.
  • (computing) Non-physical or conceptual yet underpinned by something physical or actual.
  • Logical memory appears contiguous to an application program, but may well be stored on several physical devices, including in RAM and on hard-disks, as determined by the operating system.
  • * 1986 , Noel Malcolm Morris, Computer graphics and CAD fundamentals: BBC Micro version
  • It is, of course, vital to restore the logical colours to their normal value at the end of the program

    Antonyms

    * illogical

    Derived terms

    * logically * logical analysis * logical atomism * logical positivism * logical empiricism