Computation of the transformation semigroups on three letters
1972 ◽
Vol 14
(3)
◽
pp. 335-335
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Keyword(s):
Let H denote a set with three elements, and T3 the full transformation semigroup on X, i.e. T3 consists of the twenty-seven self maps of X under functional composition. A transformation semigroup (briefly a τ-semigroup) on three letters is an ordered pair (X, S), where S is any subsemigroup of T3.
2005 ◽
Vol 71
(1)
◽
pp. 69-74
◽
2008 ◽
Vol 78
(1)
◽
pp. 117-128
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2013 ◽
Vol 12
(08)
◽
pp. 1350041
◽
2012 ◽
Vol 05
(03)
◽
pp. 1250035
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1981 ◽
Vol 88
(1-2)
◽
pp. 159-167
◽
1988 ◽
Vol 30
(2)
◽
pp. 203-211
◽
1990 ◽
Vol 115
(3-4)
◽
pp. 289-299
◽
1990 ◽
Vol 114
(3-4)
◽
pp. 161-167
◽
2006 ◽
Vol 2006
◽
pp. 1-10