Operation may refer to:
  • Scientific operation
    Scientific method
    Scientific method refers to a body of techniques for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge. To be termed scientific, a method of inquiry must be based on gathering empirical and measurable evidence subject to specific principles of...

  • Surgery
    Surgery is an ancient medical specialty that uses operative manual and instrumental techniques on a patient to investigate and/or treat a pathological condition such as disease or injury, or to help improve bodily function or appearance.An act of performing surgery may be called a surgical...

    , or operation
  • An operation
    Operation (mathematics)
    The general operation as explained on this page should not be confused with the more specific operators on vector spaces. For a notion in elementary mathematics, see arithmetic operation....

     in mathematics:
    • Unary operation
      Unary operation
      In mathematics, a unary operation is an operation with only one operand, i.e. a single input. Specifically, it is a functionf:\ A\to Awhere A is a set. In this case f is called a unary operation on A....

    • Binary operation
      Binary operation
      In mathematics, a binary operation is a calculation involving two operands, in other words, an operation whose arity is two. Examples include the familiar arithmetic operations of addition, subtraction, multiplication and division....

    • Arity
      In logic, mathematics, and computer science, the arity of a function or operation is the number of arguments or operands that the function takes. The arity of a relation is the dimension of the domain in the corresponding Cartesian product...

  • In language, an operation is a word which represents a function (or instruction), rather than a term or name
  • In computer science, an operation is called an instruction
  • Military operation
    Military operation
    Military operation is the coordinated military actions of a state in response to a developing situation. These actions are designed as a military plan to resolve the situation in the state's favor. Operations may be of combat or non-combat types, and are referred to by a code name for the purpose...

    , a military action (usually in a military campaign) using deployed forces
  • Covert operation
    Covert operation
    A covert operation is a military, intelligence or law enforcement operation that is carried clandestinely and, often, outside of official channels. Covert operations aim to fulfill their mission objectives without any parties knowing who sponsored or carried out the operation...

    , a clandestine military or political action
  • Sting operation
    Sting operation
    In law enforcement, a sting operation is a deceptive operation designed to catch a person committing a crime. A typical sting will have a law-enforcement officer or cooperative member of the public play a role as criminal partner or potential victim and go along with a suspect's actions to gather...

    , an operation designed to catch a person committing a crime, by means of deception
  • Business operations
    Business operations
    Business operations are those ongoing recurring activities involved in the running of a business for the purpose of producing value for the stakeholders...

    • Manufacturing operations
      Manufacturing operations
      Manufacturing operations concern the operation of a facility, as opposed to maintenance, supply and distribution, health, and safety, emergency response, human resources, security, information technology and other infrastructural support organizations....

    • Operations management
      Operations management
      Operations management is an area of management concerned with overseeing, designing, and redesigning business operations in the production of goods and/or services. It involves the responsibility of ensuring that business operations are efficient in terms of using as little resources as needed, and...

  • Operations support system
    Operations support system
    Operations support systems are computer systems used by telecommunications service providers. The term OSS most frequently describes "network systems" dealing with the telecom network itself, supporting processes such as maintaining network inventory, provisioning services, configuring network...

     used in the telecommunications industry
  • Operation of law
    Operation of law
    The phrase "by operation of law" is a legal term that indicates that a right or liability has been created for a party, irrespective of the intent of that party, because it is dictated by existing legal principles. For example, if a person dies without a will, his heirs are determined by operation...

    , a legal term that indicates that a right or liability has been created for a party
  • Anomalous operation
    Anomalous operation
    Anomalous operation, also known as anomalous perturbation, is a term used to describe any paranormal phenomena in which it is said that an individual uses Psi to influence a physical event, or to effect a physical change, in object...

    , in parapsychology, a term describing a broad category of purported paranormal effects
  • Musical operations such as:
    • Transposition
      Transposition (music)
      In music transposition refers to the process, or operation, of moving a collection of notes up or down in pitch by a constant interval.For example, one might transpose an entire piece of music into another key...

    • Inversion
      Inversion (music)
      In music theory, the word inversion has several meanings. There are inverted chords, inverted melodies, inverted intervals, and inverted voices...

    • Multiplication
      Multiplication (music)
      The mathematical operations of multiplication have several applications to music. Other than its application to the frequency ratios of intervals , it has been used in other ways for twelve-tone technique, and musical set theory...

    • Permutation
      Permutation (music)
      In music, a permutation of a set is any ordering of the elements of that set. Different permutations may be related by transformation, through the application of zero or more of certain operations, such as transposition, inversion, retrogradation, circular permutation , or multiplicative operations...

    • Counterpoint
      In music, counterpoint is the relationship between two or more voices that are independent in contour and rhythm and are harmonically interdependent . It has been most commonly identified in classical music, developing strongly during the Renaissance and in much of the common practice period,...

  • Operation (game)
    Operation (game)
    Operation is a battery-operated game of physical skill that tests players' hand-eye co-ordination and fine motor skills. Originally made by Milton Bradley, and currently made by Hasbro it has been in production since 1965, the year in which the game was invented by John Spinello.The game is a...

    , a battery-operated game of physical skill
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.