Ideas & learning · Developing
Ruler of the Crimean Khanate (1584–1629)
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Ideas & learning · Challenging
American pop and R&B/soul vocal group
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Ideas & learning · Developing
Information about prisoners transported to New South Wales in 1787
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Ideas & learning · Developing
Sri Lankan cricketer (born 1998)
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Ideas & learning · Developing
New Zealand rugby league player
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Ideas & learning · Challenging
Flying squadron of the Royal Air Force
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Ideas & learning · Developing
Natural number
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Ideas & learning · Developing
Limit type in multivariable calculus
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Ideas & learning · Developing
The Mouche No. 2-class schooner-avisos were a class of twenty-eight 1-gun dispatch or advice boats of the French Navy, all built between 1808 and 1810. Jean Baudry designed the vessels based on the draught of Villaret. B
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Ideas & learning · Developing
International cricket tour
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Ideas & learning · Challenging
German World War II fighter pilot (1919–1945)
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Ideas & learning · Accessible
Chess endgame
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Ideas & learning · Advanced
in Belgium Road signs in Belgium are defined in the Royal Decree of 1 December 1975 on general regulations for the road traffic police and in the use of public highways. They generally conform to the 1968 Vienna Conventi
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Ideas & learning · Advanced
Generalization of complex inner products
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Ideas & learning · Accessible
Chess endgame
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Ideas & learning · Advanced
Hamilton's original treatment of quaternions
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Ideas & learning · Advanced
A holographic optical element (HOE) is an optical component (mirror, lens, directional diffuser, etc.) that produces holographic images using principles of diffraction. HOE is most commonly used in transparent displays,
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Ideas & learning · Advanced
Estimations of customer demand
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Ideas & learning · Advanced
Graphical method of determining the stability of a dynamical system
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Ideas & learning · Advanced
Albert Einstein's hypothetical situations to argue scientific points
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Ideas & learning · Advanced
Noise that reduces quantization error
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Ideas & learning · Challenging
Type of pump
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Ideas & learning · Advanced
Mathematical function, denoted exp(x) or e^x
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Ideas & learning · Advanced
Field within economics
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Ideas & learning · Advanced
The European Union (EU) uses a number of symbols, including the Flag of Europe, Anthem of Europe, Motto of the European Union and Europe Day. These symbols have no official status based in the EU treaties, but they are i
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In mathematics, the Smith–Minkowski–Siegel mass formula (or Minkowski–Siegel mass formula) is a formula for the sum of the weights of the lattices (quadratic forms) in a genus, weighted by the reciprocals of the orders o
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Ideas & learning · Challenging
Unsolved problem in mathematics
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Ideas & learning · Challenging
Automated light fixtures
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Ideas & learning · Challenging
Phenomenon associated with solid state storage
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Ideas & learning · Advanced
Method of reasoning via argumentation and contradiction
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