PARITY

Parity

In quantum physics, a parity transformation is the flip in the sign of one spatial coordinate. In three dimensions, it is also commonly described by the simultaneous flip in the sign of all three spatial coordinates:

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parity

Noun

  1. Equality; comparability of strength or intensity.
  2. A set with the property of having all of its elements belonging to one of two disjoint subsets, especially a set of integers split in subsets of even and odd elements.
    Parity is always preserved in such operations.
  3. The classification of an element of a set with parity into one of the two sets.
    The particles' parities can switch at random.
  4. Symmetry of interactions under spatial inversion.
  5. In reversi, the last move within a given sector of the board.

Noun (etymology 2)

  1. The number of times a woman has given birth.
  2. The number of times a sow has farrowed.


The above text is a snippet from Wiktionary: parity
and as such is available under the Creative Commons Attribution/Share-Alike License.

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