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Analiz Na Kvazimetricheskikh Prostranstvakh. Aleksandr Greshnov Russian edition
Analiz Na Kvazimetricheskikh Prostranstvakh.
Aleksandr Greshnov
Pod kvazimetrikoy obychno podrazumevaetsya neotritsatel'naya funktsiya d= d(u,v), opredelennaya na A×A, gde A ? nekotoroe mnozhestvo, takaya, chto dlya nee vypolnyayutsya metricheskie aksiomy tozhdestva, simmetrii i obobshchennoe neravenstvo treugol'nika. Para (A,d) nazyvaetsya kvazimetricheskim prostranstvom ili kvaziprostranstvom. Izuchenie kvaziprostranstv motivirovano zadachami teorii subellipticheskikh uravneniy, singulyarnoy geometrii, i dr. Chastnym sluchaem kvaziprostranstv yavlyayutsya kvaziprostranstva s kvazimetrikami, ekvivalentnnymi metrikam Karno?Karateodori. V rabote issledovana geometriya podobnykh kvaziprostranstv kak takovykh (metriki i kvazimetriki, gorizontal'nye krivye, lokal'nye approksimatsii model'nymi prostranstvami, razlichnye tipy podoblastey), a takzhe lokal'nye svoystva sistem vektornykh poley, zadayushchikh takie struktury, i sootvetstvuyushchikh eksponentsial'nykh otobrazheniy. V tsentre vnimaniya nakhoditsya slozhnaya dlya analiza situatsiya struktur maloy gladkosti. Dokazany teoremy o sushchestvovanii odnorodnoy nil'potentnoy approksimatsii dlya bazisnykh vektornykh poley pri minimal'nykh predpolozheniyakh na ikh gladkost', postroeny primery ravnomernykh i NTA oblastey v geometrii Karno?Karateodori, i dr.
| Media | Books Paperback Book (Book with soft cover and glued back) |
| Released | March 8, 2012 |
| ISBN13 | 9783847391180 |
| Publishers | Palmarium Academic Publishing |
| Pages | 232 |
| Dimensions | 150 × 13 × 226 mm · 364 g |
| Language | German |