GROUP THEORY SYMBOL
GTClebschGordanSum
GTClebschGordanSum[rep1,rep2]
gives the direct sum of two representations rep1 and rep2.
DetailsDetails
- Considering two arbitrary matrix representations and of the same group. The Clebsch-Gordan sum gives a matrix representation of the form .
- Alternatively, the symbol can be used instead of the command GTClebschGordanSum.
- The following option can be given:
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GOFast GOFastValue Skips the input validation - See: W. Hergert, M. Geilhufe, Group Theory in Solid State Physics and Photonics. Problem Solving with Mathematica, chapter 5.2.