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  2. Scottish Qualifications Authority - Wikipedia

    en.wikipedia.org/wiki/Scottish_Qualifications...

    The National 5 Maths exam, sat on 12 May 2016, in particular Paper 1 (non-calculator), was also criticised by students after being considered much more difficult than previous years. A petition was created by students which was to be sent to the SQA demanding to know why the exam was exceedingly difficult, and it gained over 25,000 signatures. [19]

  3. Three-body problem - Wikipedia

    en.wikipedia.org/wiki/Three-body_problem

    (July 2023) (Learn how and when to remove this message) The circular restricted three-body problem [ clarification needed ] is a valid approximation of elliptical orbits found in the Solar System , [ citation needed ] and this can be visualized as a combination of the potentials due to the gravity of the two primary bodies along with the ...

  4. Mahalanobis distance - Wikipedia

    en.wikipedia.org/wiki/Mahalanobis_distance

    The Mahalanobis distance is a measure of the distance between a point and a distribution, introduced by P. C. Mahalanobis in 1936. [1] The mathematical details of Mahalanobis distance first appeared in the Journal of The Asiatic Society of Bengal in 1936. [2]

  5. International Mathematical Olympiad - Wikipedia

    en.wikipedia.org/wiki/International_Mathematical...

    The content ranges from extremely difficult algebra and pre-calculus problems to problems in branches of mathematics not conventionally covered in secondary or high school and often not at university level either, such as projective and complex geometry, functional equations, combinatorics, and well-grounded number theory, of which extensive knowledge of theorems is required.

  6. World Maths Day - Wikipedia

    en.wikipedia.org/wiki/World_Maths_Day

    World Maths Day (World Math Day in American English) is an online international mathematics competition, powered by Mathletics (a learning platform from 3P Learning, the same organisation behind Reading Eggs and Mathseeds). [1]

  7. Portal:Mathematics - Wikipedia

    en.wikipedia.org/wiki/Portal:Mathematics

    Georg Ferdinand Ludwig Philipp Cantor (/ ˈ k æ n t ɔːr / KAN-tor; German: [ˈɡeːɔʁk ˈfɛʁdinant ˈluːtvɪç ˈfiːlɪp ˈkantoːɐ̯]; 3 March [O.S. 19 February] 1845 – 6 January 1918) was a mathematician who played a pivotal role in the creation of set theory, which has become a fundamental theory in mathematics.

  8. Function composition - Wikipedia

    en.wikipedia.org/wiki/Function_composition

    If an airplane's altitude at time t is a(t), and the air pressure at altitude x is p(x), then (p ∘ a)(t) is the pressure around the plane at time t. Function defined on finite sets which change the order of their elements such as permutations can be composed on the same set, this being composition of permutations.

  9. Black–Litterman model - Wikipedia

    en.wikipedia.org/wiki/Black–Litterman_model

    In finance, the Black–Litterman model is a mathematical model for portfolio allocation developed in 1990 at Goldman Sachs by Fischer Black and Robert Litterman.It seeks to overcome problems that institutional investors have encountered in applying modern portfolio theory in practice.