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Hace 3 días · René Descartes ( / deɪˈkɑːrt / day-KART or UK: / ˈdeɪkɑːrt / DAY-kart; French: [ʁəne dekaʁt] ⓘ; [note 3] [11] 31 March 1596 – 11 February 1650) [12] [13] [14] : 58 was a French philosopher, scientist, and mathematician, widely considered a seminal figure in the emergence of modern philosophy and science. Mathematics was ...
Hace 1 día · Life expectancy, more technically called the curtate expected lifetime and denoted , [a] is the mean of —that is to say, the expected number of whole years of life remaining, assuming survival to age . [146] So, (2) Substituting ( 1) into the sum and simplifying gives the final result [147]
Hace 3 días · Global average temperatures show that the Little Ice Age was not a distinct planet-wide period but a regional phenomenon occurring near the end of a long temperature decline that preceded recent global warming. [1] The Little Ice Age ( LIA) was a period of regional cooling, particularly pronounced in the North Atlantic region. [2]
Hace 4 días · The "Third Chinese Empire" (中華第三帝國) consisted of the Liao dynasty, the Jin dynasty, the Yuan dynasty, the Ming dynasty, and the Qing dynasty. Accordingly, the terms "Chinese Empire" and "Empire of China" need not necessarily refer to imperial dynasties that had unified China proper.
Hace 2 días · The Hudson's Bay Company ( HBC; French: Compagnie de la Baie d'Hudson) is a Canadian retail business group. A fur trading business for much of its existence, it became the largest and oldest corporation in Canada, and now owns and operates retail stores across the country. [2] [3] The company's namesake business division is Hudson's Bay ...
Hace 2 días · The history of Europe is traditionally divided into four time periods: prehistoric Europe (prior to about 800 BC), classical antiquity (800 BC to AD 500), the Middle Ages (AD 500–1500), and the modern era (since AD 1500). The first early European modern humans appear in the fossil record about 48,000 years ago, during the Paleolithic era.
Hace 4 días · Tobacco smoking is the practice of burning tobacco and ingesting the resulting smoke. The smoke may be inhaled, as is done with cigarettes, or simply released from the mouth, as is generally done with pipes and cigars. The practice is believed to have begun as early as 5000–3000 BC in Mesoamerica and South America. [1]
