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  • these principles see action principle names. When total energy and the endpoints are fixed, Maupertuis's least action principle applies. For example, to...
    32 KB (4,078 words) - 12:39, 1 August 2024
  • Thumbnail for Fermat's principle
    Fermat's principle, also known as the principle of least time, is the link between ray optics and wave optics. Fermat's principle states that the path...
    61 KB (8,178 words) - 01:26, 19 May 2024
  • The free energy principle is a theoretical framework suggesting that the brain reduces surprise or uncertainty by making predictions based on internal...
    51 KB (6,273 words) - 02:33, 11 May 2024
  • Thumbnail for Gauss's principle of least constraint
    The principle of least constraint is one variational formulation of classical mechanics enunciated by Carl Friedrich Gauss in 1829, equivalent to all other...
    8 KB (1,138 words) - 20:40, 4 June 2024
  • Thumbnail for Work (physics)
    are initial and final volumes. The principle of work and kinetic energy (also known as the work–energy principle) states that the work done by all forces...
    49 KB (7,942 words) - 12:43, 21 July 2024
  • Thumbnail for Equipartition theorem
    kinetic heat energy of a gas is equally divided between linear and rotational energy. In 1876, Ludwig Boltzmann expanded on this principle by showing that...
    90 KB (11,949 words) - 05:10, 19 June 2024
  • versus potential energy of a physical system changes with trajectory. Action is significant because it is an input to the principle of stationary action...
    23 KB (2,991 words) - 09:00, 6 August 2024
  • Thumbnail for Principal component analysis
    not have these drawbacks. We can therefore keep all the variables. The principle of the diagram is to underline the "remarkable" correlations of the correlation...
    114 KB (14,283 words) - 16:49, 3 July 2024
  • Thumbnail for Pigeonhole principle
    In mathematics, the pigeonhole principle states that if n items are put into m containers, with n > m, then at least one container must contain more than...
    31 KB (4,141 words) - 15:44, 5 August 2024
  • Maupertuis's principle (named after Pierre Louis Maupertuis, 1698 – 1759) states that the path followed by a physical system is the one of least length (with...
    13 KB (1,725 words) - 15:10, 11 March 2024
  • Thumbnail for Uncertainty principle
    quintessentially quantum mechanical uncertainty principle comes in many forms other than position–momentum. The energy–time relationship is widely used to relate...
    138 KB (19,175 words) - 23:45, 21 July 2024
  • Thumbnail for Mechanical energy
    sciences, mechanical energy is the sum of potential energy and kinetic energy. The principle of conservation of mechanical energy states that if an isolated...
    23 KB (2,160 words) - 18:22, 12 July 2024
  • Thumbnail for Pareto principle
    The Pareto principle (also known as the 80/20 rule, the law of the vital few and the principle of factor sparsity) states that for many outcomes, roughly...
    24 KB (2,770 words) - 13:48, 7 August 2024
  • Thumbnail for Path of least resistance
    potential energy is stored because of a barrier restricting flow to a lower energy state. Calculus of variations Mountain pass theorem Principle of least action...
    4 KB (499 words) - 13:09, 23 May 2024
  • Fermat's principle in geometrical optics Hamilton's principle in classical mechanics Maupertuis' principle in classical mechanics The principle of least action...
    5 KB (494 words) - 17:06, 5 February 2024
  • Thumbnail for KISS principle
    is a design principle first noted by the U.S. Navy in 1960. First seen partly in American English by at least 1938, the KISS principle states that most...
    9 KB (1,050 words) - 17:51, 19 June 2024
  • Archimedes' principle (also spelled Archimedes's principle) states that the upward buoyant force that is exerted on a body immersed in a fluid, whether...
    23 KB (3,620 words) - 07:27, 30 October 2023
  • Vitalism (redirect from Vital Principle)
    Where vitalism explicitly invokes a vital principle, that element is often referred to as the "vital spark", "energy", "élan vital" (coined by vitalist Henri...
    39 KB (4,761 words) - 06:15, 3 July 2024
  • Thumbnail for Lagrangian mechanics
    classical mechanics founded on the stationary-action principle (also known as the principle of least action). It was introduced by the Italian-French mathematician...
    90 KB (14,229 words) - 15:08, 6 August 2024
  • Thumbnail for Aufbau principle
    Hund's rule and the Pauli exclusion principle. Hund's rule asserts that if multiple orbitals of the same energy are available, electrons will occupy...
    28 KB (3,058 words) - 14:41, 26 July 2024
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