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A differentiable function. In mathematics, a differentiable function of one real variable is a function whose derivative exists at each point in its domain.In other words, the graph of a differentiable function has a non-vertical tangent line at each interior point in its domain.
In mathematics, integer factorization is the decomposition of a positive integer into a product of integers. Every positive integer greater than 1 is either the product of two or more integer factors greater than 1, in which case it is a composite number, or it is not, in which case it is a prime number.
Huỳnh Thúc Kháng (chữ Hán: 黃 叔 抗; 1 October 1876 – 21 April 1947), courtesy name Giới Sanh, pen name Mính Viên (also written as Minh Viên), also known as Cụ Huỳnh (lit: 'Great-grandfather' Huỳnh), was a Vietnamese anti-colonial activist, statesman and journalist, most notably serving as Acting President of Vietnam and President of the Annamese House of Representatives.
Phạm Thận Duật (courtesy names Quan Thành and Vọng Sơn, the latter named after a mountain in his hometown Ninh Bình) was born in Yên Mô Thượng village, Yên Mạc county, Yên Mô district, Ninh Bình, on November 3, 1825, during emperor Minh Mạng's rule.
The name Phan Rang or in modern Cham Pan(da)rang is an indigenous Chamized form of the original Sanskrit Pāṇḍuraṅga (another epithet for the Hindu god Vithoba). [3] It first appeared on Cham inscriptions around the tenth century as Paṅrauṅ or Panrāṅ, [4] and after that, it has been Vietnamese transliterated into Phan Rang. [5]
Population density ranges from around 1000/km 2 in Phan Thiết to less than 100/km 2 in the districts of Bắc Bình, Hàm Tân, Hàm Thuận Nam and Tánh Linh. [5] Apart from the majority Kinh, there are several ethnic minorities in the province. Some Cham communities are in the coastal regions of eastern Bình Thuận.
Ninh Son district is located in the west of Ninh Thuan province, 36 km from Phan Rang - Thap Cham city, 74 km from Da Lat city, 52 km from Cam Ranh city, with geographical location: The north and northwest border Bac Ai district. The east borders Phan Rang - Thap Cham. The southeast borders Ninh Phuoc district and Thuan Nam district.
Nguyễn Đình Chiểu was born in the southern province of Gia Định, the location of modern Saigon.He was of gentry parentage; his father was a native of Thừa Thiên–Huế, near Huế; but, during his service to the imperial government of Emperor Gia Long, he was posted south to serve under Lê Văn Duyệt, the governor of the south.