ScalarFunctionQ

• ScalarFunctionQ[symbol] yields True if symbol has been defined as a scalar-function and False otherwise.

• Each scalar-function has an upvalue for this function.
• See: Section 5.5, Section 1.3.
• See also: DefScalarFunction.
• New in version 0.
• Last update: 26-X-2007 for version 0.9.3 of xTensor`.

Created by Mathematica  (May 16, 2008)