The inverse semigroup of partial symmetries of a convex polygon.
Mills, J.E.
Semigroup forum, Tome 40 (1990), p. 127-144 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1990-01-01
EUDML-ID : urn:eudml:doc:135042 
@article{GDZPPN001260553,
     title = {The inverse semigroup of partial symmetries of a convex polygon.},
     journal = {Semigroup forum},
     volume = {40},
     year = {1990},
     pages = {127-144},
     zbl = {0704.20051},
     url = {http://dml.mathdoc.fr/item/GDZPPN001260553}
}

Mills, J.E. The inverse semigroup of partial symmetries of a convex polygon.. Semigroup forum, Tome 40 (1990) pp. 127-144. http://gdmltest.u-ga.fr/item/GDZPPN001260553/