$Metrics

• $Metrics is a global variable storing the list of all currently defined metrics. It is a subset of $Tensors.

• See: Section 4.6, Section 1.3.
• See also: $ProductMetrics.
• New in version 0.
• Last update: 25-X-2007 for version 0.9.3 of xTensor`.

Created by Mathematica  (May 16, 2008)