By bounded vector-valued functions and block matrix representations of Hankel operators, we completely characterize the hyponormality of Toeplitz operators on the Hardy space of the polydisk.
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Tianjin Univ, Sch Math, Tianjin 300350, Peoples R ChinaTianjin Univ, Sch Math, Tianjin 300350, Peoples R China
Dong, Xingtang
Gao, Yongxin
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Nankai Univ, Sch Math Sci, Tianjin 300371, Peoples R China
Nankai Univ, LPMC, Tianjin 300371, Peoples R ChinaTianjin Univ, Sch Math, Tianjin 300350, Peoples R China
Gao, Yongxin
Hu, Qiuju
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Tianjin Univ, Sch Math, Tianjin 300350, Peoples R ChinaTianjin Univ, Sch Math, Tianjin 300350, Peoples R China
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Dalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China
Dalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R ChinaDalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China
Kong, Ling Hui
Lu, Yu Feng
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Dalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China
Dalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R ChinaDalian Univ Technol, Sch Math Sci, Dalian 116024, Peoples R China