Scalar

Look up scalar in Wiktionary, the free dictionary.

Scalar may refer to:

  • Scalar (mathematics), an element of a field, which is used to define a vector space, usually the field of real numbers
  • Scalar (physics), a physical quantity that can be described by a single element of a number field such as a real number
    • Lorentz scalar, a quantity in the theory of relativity which is invariant under a Lorentz transformation
    • Pseudoscalar, a quantity that behaves like a scalar, except that it changes sign under a parity inversion
  • Scalar (computing), any non-composite value
  • Scalar boson, in physics, a boson subatomic particle whose spin equals zero

See also

  • dot product, also known as scalar product
  • dimensionless quantity, also known as scalar quantity
  • Inner product space
  • Scalar field
  • Scale (music)
  • Scaler (disambiguation)
  • Pterophyllum scalare (Lichtenstein, 1823), a species of freshwater angelfish
  • Scala (disambiguation)
Topics referred to by the same term
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