ContractThrough

• ContratThrough is an option for DefInertHead specifying a list of metrics and/or the delta tensor which can be contracted through the defined inert-head.

• The default value for the option is {}.
• For each metric in the list an upvalue of the inert-head for the function ContractThroughQ is constructed.
• See: Section 5.4.
• See also: DefInertHead.
• New in version 0.
• Last update: 26-X-2007 for version 0.9.3 of xTensor`.

Created by Mathematica  (May 16, 2008)