# Seminar, Liang Kong (Southern University of Science and Technology), A unified mathematical theory of gapped and gapless boundaries of 2d topological orders

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**Title. ** A unified mathematical theory of gapped and gapless boundaries of 2d topological orders

**Abstract.** A 2d topological order can be described by a unitary modular tensor category (UMTC) of anyons and a chiral central charge. The mathematical theory...