By Boucif Abdesselam and others

Quantum groups at roots of unity have the property that their centre is enlarged. Polynomial equations relate the standard deformed Casimir operators and the new central elements. These relations are important from a physical point of view since they correspond to relations among quantum expectation values of observables that have... Show more

June 18, 1996

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Centre and Representations of U_q(sl(2|1)) at Roots of Unity

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