test of symmetry
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Test theories of special relativity — are frameworks, which are used for examinations about the validity of Lorentz symmetry and the existence of a preferred frame of reference. A well known example was created by Reza Mansouri and Roman Ulrich Sexl in 1977. [Citation |… … Wikipedia
Symmetry of second derivatives — In mathematics, the symmetry of second derivatives (also called the equality of mixed partials) refers to the possibility of interchanging the order of taking partial derivatives of a function of n variables. If the partial derivative with… … Wikipedia
Trinity (nuclear test) — For other uses, see Trinity (disambiguation). Trinity The Trinity explosion, 0.016 seconds after detonation. The fireball is about 600 feet (200 m) wide. The black specks silhouetted along the horizon are trees. Information Country… … Wikipedia
Normality test — In statistics, normality tests are used to determine whether a data set is well modeled by a normal distribution or not, or to compute how likely an underlying random variable is to be normally distributed. More precisely, they are a form of… … Wikipedia
GRE Physics Test — The GRE physics test is an examination administered by the Educational Testing Service (ETS). The test attempts to determine the extent of the examinees understanding of fundamental principles of physics and their ability to apply them to problem … Wikipedia
High-temperature superconductivity — Unsolved problems in physics What causes superconductivity at temperatures above 50 kelvin? High temperature superconductors (abbreviated high Tc or HTS) are materials that have a superconducting transition temperature (Tc) above 30 K… … Wikipedia
PHYSICS: The First Antiatoms — ▪ 1997 It has been known for decades that each fundamental particle in nature has its antiparticle. The first antiparticle to be discovered, in 1932, was the positron, identical to the negatively charged electron but having a positive… … Universalium
Vorzeichentest — Der Vorzeichentest oder Zeichentest[1][2] ist ein nichtparametrischer statistischer Test. Der Vorzeichentest ist ein Binomialtest.[3][4] Mit seiner Hilfe lassen sich Verteilungshypothesen in Ein und Zweistichprobenproblemen testen. Der… … Deutsch Wikipedia
ALPHA Collaboration — The ALPHA Collaboration (Antihydrogen Laser PHysics Apparatus) consists of scientists from a number of scientific institutions whose goal it is to trap neutral antimatter in the form of antihydrogen in a magnetic trap, and to subsequently conduct … Wikipedia
Tests de normalité — Test de normalité En statistiques, les tests de normalité permettent de vérifier que des données réelles suivent une loi normale ou non. Les tests de normalité sont des cas particuliers des tests d adéquation (ou tests d ajustement, tests… … Wikipédia en Français
echinoderm — /i kuy neuh derrm , ek euh neuh /, n. any marine animal of the invertebrate phylum Echinodermata, having a radiating arrangement of parts and a body wall stiffened by calcareous pieces that may protrude as spines and including the starfishes, sea … Universalium
