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Poverhnya Dini u geometriyi ce poverhnya z postijnoyu vid yemnoyu krivinoyu yaka mozhna utvoriti skruchuvannyam psevdosferi 1 Poverhnya Dini pobudovana z regulovanimi parametrami u programi MathematicaDiv takozh Dini Vona nazvana na chest Ulisse Dini 2 ta opisuyetsya nastupnimi parametrichnimi rivnyannyami 3 x a cos u sin v y a sin u sin v z a cos v ln tan v 2 b u displaystyle left begin aligned x amp a cos u sin v y amp a sin u sin v z amp a left cos v ln tan frac v 2 right bu end aligned right Poverhnya Dini z 0 u 4p ta 0 01 v 1 ta konstantami a 1 0 ta b 0 2 Inshim opisom poverhni ye gelikoyid pobudovanij z traktrisi 4 Div takozh RedaguvatiPohidna Dini Oznaka Dini Teorema Dini Spisok poverhonPrimitki Redaguvati Wolfram Mathworld Dini s Surface Procitovano 12 listopada 2009 J J O Connor and E F Robertson 2000 Ulisse Dini Biography School of Mathematics and Statistics University of St Andrews Scotland Arhiv originalu za 9 chervnya 2012 Procitovano 12 kvitnya 2016 Knol Dini s Surface geometry Arhiv originalu za 23 lipnya 2011 Procitovano 12 listopada 2009 Rogers and Schief 2002 Backlund and Darboux transformations geometry and modern applications in Soliton Theory Cambridge University Press s 35 36 nbsp Ce nezavershena stattya z matematichnogo analizu Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Otrimano z https uk wikipedia org w index php title Poverhnya Dini amp oldid 35032286