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 Date: 2011-04-18 18:23:20Semigroup Algebraic structures Semigroup theory Special classes of semigroups |
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| First Page | Document Content | |
|---|---|---|
Date: 2011-04-18 18:23:20Semigroup Algebraic structures Semigroup theory Special classes of semigroups |
Add to Reading List |
Armenian Journal of Mathematics Volume 2, Number 2, 2009, 73–76 On w-extensions of the abelian semigroups S. A. Grigorian* and T. A. Khorkova** * Kazan State Power-Engineering University. Russian Federation,