An unsolvable provability problem for one variable groupoid equations.
Perkins, Peter
Notre Dame J. Formal Logic, Tome 13 (1972) no. 3, p. 359-362 / Harvested from Project Euclid
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Publié le : 1972-07-14
Classification:  02F47,  20M05 
@article{1093890622,
     author = {Perkins, Peter},
     title = {An unsolvable provability problem for one variable groupoid equations.},
     journal = {Notre Dame J. Formal Logic},
     volume = {13},
     number = {3},
     year = {1972},
     pages = { 359-362},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1093890622}
}

Perkins, Peter. An unsolvable provability problem for one variable groupoid equations.. Notre Dame J. Formal Logic, Tome 13 (1972) no. 3, pp.  359-362. http://gdmltest.u-ga.fr/item/1093890622/