xSort

xSort[expr] returns a unique sorted form of the expression expr.

• This function is mostly used for canonicalization and symmetry handling.
• How to sort equivalent objects with different free indices is controlled by the global variable $CommuteFreeIndices.
• See: Section 7.2.
• See also: ToCanonical.
• New in version 0.
• Last update: 27-IX-2007 for version 0.9.3 of xTensor`.


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