Geodesic
Distributive grouppoids for knots in projective space
Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika, no. 10 (2008), pp. 89-93 Cet article a éte moissonné depuis la source Math-Net.Ru

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In the article the approach of constructing of a distributive knot in the case of projective space is suggested. The fact of knot characterization by his grouppoid is proved. Knot grouppoid works for construction of other invariants of knot. 
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     author = {D. V. Gorkovets},
     title = {Distributive grouppoids for knots in projective space},
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     pages = {89--93},
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}
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D. V. Gorkovets. Distributive grouppoids for knots in projective space. Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika, no. 10 (2008), pp. 89-93. http://geodesic.mathdoc.fr/item/VCHGU_2008_10_a11/

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