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19 hours ago · Philosophers. v. t. e. Philosophy ( φιλοσοφία, 'love of wisdom', in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, value, mind, and language. It is a rational and critical inquiry that reflects on its own methods and assumptions. Historically, many of the ...
19 hours ago · Overview Pythagorean origins The Pythagorean equation, x 2 + y 2 = z 2, has an infinite number of positive integer solutions for x, y, and z ; these solutions are known as Pythagorean triples (with the simplest example being 3, 4, 5). Around 1637, Fermat wrote in the margin of a book that the more general equation a n + b n = c n had no solutions in positive integers if n is an integer greater ...
- c. 1637
- Number theory
- For any integer n > 2, the equation aⁿ + bⁿ = cⁿ has no positive integer solutions.
- Pierre de Fermat
19 hours ago · Creativity is a characteristic of someone or some process that forms something new and valuable. The created item may be intangible (such as an idea, a scientific theory, a musical composition, or a joke) or a physical object (such as an invention, a printed literary work, or a painting ).
19 hours ago · A notable example of such linguistic reform can be attributed to Vuk Stefanović Karadžić, who updated the Serbian Cyrillic alphabet by removing certain graphemes no longer represented in the vernacular and introducing graphemes specific to Serbian (i.e. Љ Њ Ђ Ћ Џ Ј), distancing it from the Church Slavonic alphabet in use prior to the ...
- left-to-right
- Old Permic script
- Cyrillic
- See Languages using Cyrillic
19 hours ago · South: 29 m (95 ft) (2007) 53.4 m (175 ft) (1960) [3] The Aral Sea ( / ˈærəl / ARR-əl) [4] [a] was an endorheic lake lying between Kazakhstan to its north and Uzbekistan to its south which began shrinking in the 1960s and largely dried up by the 2010s. It was in the Aktobe and Kyzylorda regions of Kazakhstan and the Karakalpakstan ...
- North: 8.7 m (29 ft) (2014), South: 14–15 m (46–49 ft) (2005)
- North: 27 km³ (6 cu mi) (2007)
- North: 42 m (138 ft) (2011), South: 29 m (95 ft) (2007), 53.4 m (175 ft) (1960)
19 hours ago · History of abortion. Indirect advertisements for abortion services, like these in The Sun in 1842, were common during the Victorian era. At the time, abortion was illegal in New York. [1] The practice of induced abortion —the deliberate termination of a pregnancy —has been known since ancient times. Various methods have been used to perform ...
19 hours ago · Braille, a tactile writing system. Language is a structured system of communication that consists of grammar and vocabulary. It is the primary means by which humans convey meaning, both in spoken and written forms, and may also be conveyed through sign languages. Human language is characterized by its cultural and historical diversity, with ...