DisorderedPairQ

DisorderedPairQ[i1, i2] gives True if the list of g-indices {i1, i2} is not in canonical order according to IndexSort, and False otherwise.

• See: Section 2.8.
• See also: IndexSort, IndexOrderedQ.
• New in version 0.
• Last update: 24-IX-2007 for version 0.9.3 of xTensor`.


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