This article proposes the formalization of some examples of semiring of sets proposed by Goguadze [8] and Schmets [13].
@article{bwmeta1.element.doi-10_2478_forma-2014-0009, author = {Roland Coghetto}, title = {Semiring of Sets: Examples}, journal = {Formalized Mathematics}, volume = {22}, year = {2014}, pages = {85-88}, zbl = {1298.28003}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.doi-10_2478_forma-2014-0009} }
Roland Coghetto. Semiring of Sets: Examples. Formalized Mathematics, Tome 22 (2014) pp. 85-88. http://gdmltest.u-ga.fr/item/bwmeta1.element.doi-10_2478_forma-2014-0009/
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