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The reverse order law of the (b, c)-inverse in semigroups

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Abstract

We present equivalent conditions of reverse order law for the (b, c)-inverse \({(a_1a_2)^{(b, c)}=a_2^{(b, s)}a_1^{(t, c)}}\) to hold in a semigroup. Also, we study various mixed-type reverse order laws for the (b, c)-inverse. As a consequence, we get results related to the reverse order law for the inverse along an element. More general case of reverse order law, precisely the rule \({(a_1a_2)^{(b_3, c_3)}=a_2^{(b_2,c_2)}a_1^{(b_1, c_1)}}\) is considered too.

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Correspondence to D. Mosić.

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The research was supported by the National Natural Science Foundation of China (No. 11371089), the Natural Science Foundation of Jiangsu Province (No. BK20141327), and the Foundation of Graduate Innovation Program of Jiangsu Province (No. KYLX_0080).

The third author is supported by the Ministry of Education and Science, Republic of Serbia, grant no. 174007.

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Chen, J., Ke, Y. & Mosić, D. The reverse order law of the (b, c)-inverse in semigroups. Acta Math. Hungar. 151, 181–198 (2017). https://doi.org/10.1007/s10474-016-0667-1

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  • DOI: https://doi.org/10.1007/s10474-016-0667-1

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