On root systems in spaces with degenerate metric
classification
✦ hep-th
keywords
rootaffinedegeneratemetricspacessystemsalgebrasalgorithm
read the original abstract
A root systems in Carroll spaces with degenerate metric are defined. It is shown that their Cartan matrices and reflection groups are affine. With the help of the geometric consideration the root system structure of affine algebras is determined by a sufficiently simple algorithm.
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