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arxiv: 1107.3303 · v1 · pith:CUO7AMESnew · submitted 2011-07-17 · 🧮 math.GR · math.RA

Bicyclic semigroups of left I-quotients

classification 🧮 math.GR math.RA
keywords leftmathcalbicyclicarticleconditionsgivei-orderi-orders
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In this article we study left I-orders in the bicyclic monoid $\mathcal{B}$. We give necessary and sufficient conditions for a subsemigroup of $\mathcal{B}$ to be a left I-oreder in $\mathcal{B}$. We then prove that any left I-order in $\mathcal{B}$ is straight.

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