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Regular Elements of the Semigroup <i>B</i><sub> X </sub> (<i>D</i>) Defined by Semilattices of the Class &Sigma;<sub>2</sub> (<i>X</i>, 8) and Their Calculation Formulas
Publisher: Scientific Research Publishing
Journal: Applied Mathematics
Volume: 6 Issue: 14
Page: 2257-2278
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