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6 godz. temu · Many mathematical problems have been stated but not yet solved. These problems come from many areas of mathematics, such as theoretical physics, computer science, algebra, analysis, combinatorics, algebraic, differential, discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory, dynamical systems, and partial differential equations.
6 godz. temu · The grid intersecting the ellipse's boundary is extracted in Fig. 4, and the grid outside and on the boundaries of the ellipse is given an extended weight that is smaller than the one without obstacles but larger than the one with obstacles, dividing the environment map into the high-priority extension area inside the ellipse and the lower ...
6 godz. temu · The 2024 UEFA European Football Championship, commonly referred to as UEFA Euro 2024 (stylised as UEFA EURO 2024) or simply Euro 2024, is the ongoing 17th edition of the UEFA European Championship, the quadrennial international football championship organised by UEFA for the European men's national teams of its member associations. Germany hosts the tournament, which is taking place from 14 ...
6 godz. temu · The Han dynasty was an imperial dynasty of China (202 BC – 9 AD, 25–220 AD), established by Liu Bang and ruled by the House of Liu. The dynasty was preceded by the short-lived Qin dynasty (221–206 BC) and a warring interregnum known as the Chu–Han contention (206–202 BC), and it was succeeded by the Three Kingdoms period (220–280 AD). The dynasty was briefly interrupted by the Xin ...
1 dzień temu · Arizona (/ ˌ ær ɪ ˈ z oʊ n ə / ⓘ ARR-ih-ZOH-nə; Navajo: Hoozdo Hahoodzo [hoː˥z̥to˩ ha˩hoː˩tso˩]; O'odham: Alĭ ṣonak [ˈaɭi̥ ˈʂɔnak]) is a landlocked state in the Southwestern region of the United States.Arizona is part of the Four Corners region with Utah to the north, Colorado to the northeast, and New Mexico to the east; its other neighboring states are Nevada to the ...
1 dzień temu · Detroit (/ d ɪ ˈ t r ɔɪ t /, dih-TROYT; locally also / ˈ d iː t r ɔɪ t /, DEE-troyt) is the most populous city in the U.S. state of Michigan.It is the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County.Detroit had a population of 639,111 at the 2020 census, making it the 29th-most populous city in the United States.
1 dzień temu · Wichita (/ ˈ w ɪ tʃ ɪ t ɔː / WITCH-ih-taw) is the most populous city in the U.S. state of Kansas and the county seat of Sedgwick County. As of the 2020 census, the population of the city was 397,532. The Wichita metro area had a population of 647,610 in 2020. It is located in south-central Kansas on the Arkansas River.. Wichita began as a trading post on the Chisholm Trail in the 1860s ...
