• The Philosophy of Plato (1949) Political Theory (1956) ‘FIELD, Guy Cromwell’, Who Was Who, A & C Black, 1920–2008; online edn, Oxford University Press,...
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  • In quantum field theory the C-theorem states that there exists a positive real function, C ( g i , μ ) {\displaystyle C(g_{i}^{},\mu )} , depending on...
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    field can be written as F ( x → , t ) = G ( x → ⋅ n → − c t ) {\displaystyle F({\vec {x}},t)=G\left({\vec {x}}\cdot {\vec {n}}-ct\right)\,} where G (...
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  • roots of unity in G F ( q ) {\displaystyle \mathrm {GF} (q)} is g c d ( n , q − 1 ) {\displaystyle \mathrm {gcd} (n,q-1)} . In a field of characteristic...
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  • Thumbnail for W. C. Fields
    Dukenfield (January 29, 1880 – December 25, 1946), better known as W. C. Fields, was an American actor, comedian, juggler and writer. His career in show...
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  • polynomial g(x) = x2 − 2 whose coefficients are rational. Pi is transcendental over Q but algebraic over the field of real numbers R: it is the root of g(x) =...
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  • {1}{2}}K\rho c^{4}} which reduces to the Newtonian field equation provided 1 2 K ρ c 4 = 4 π G ρ , {\displaystyle {\tfrac {1}{2}}K\rho c^{4}=4\pi G\rho ,} which...
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  • In mathematics, in the field of group theory, a subgroup H {\displaystyle H} of a group G {\displaystyle G} is called c-normal if there is a normal subgroup...
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  • (a quantum field theory operator) of the matter fields, i.e. G μ ν = 8 π G c 4 ⟨ T ^ μ ν ⟩ ψ , {\displaystyle G_{\mu \nu }={\frac {8\pi G}{c^{4}}}\left\langle...
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  • the bottom of the page for glossaries of specific fields of engineering. Contents:  A B C D E F G H I J K L M-Z See also References External links Absolute...
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  • ( L X g a b ) ; c = 0 {\displaystyle ({\mathcal {L}}_{X}g_{ab})_{;c}=0} Conformal vector field Curvature collineation Homothetic vector field Killing...
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    ordered field, one must assign an ordering compatible with the addition and multiplication operations. Now f > g {\displaystyle f>g} if and only if f − g >...
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  • In mathematics, in the field of group theory, a subgroup A {\displaystyle A} of a group G {\displaystyle G} is termed seminormal if there is a subgroup...
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  • Thumbnail for Real form (Lie theory)
    field of real and complex numbers. A real Lie algebra g0 is called a real form of a complex Lie algebra g if g is the complexification of g0: gg 0...
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  • Thumbnail for Schwarzschild radius
    2 G M c 2 , {\displaystyle r_{\text{s}}={\frac {2GM}{c^{2}}},} where G is the Newtonian constant of gravitation, M is the mass of the object, and c is...
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  • g μ ν {\displaystyle g_{\mu \nu }} as the field, we obtain the Einstein field equations R μ ν − 1 2 R g μ ν + g μ ν Λ = 8 π G c 4 T μ ν . {\displaystyle...
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  • = g log g ⁡ ( a − 1 ) = g − log g ⁡ ( a ) = g | g | − log g ⁡ ( a ) {\displaystyle a^{-1}=g^{\log _{g}\left(a^{-1}\right)}=g^{-\log _{g}(a)}=g^{|g|-\log...
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  • and G is Newton's gravitational constant. Therefore, the gravitational field of M is g ( r ) = F ( r ) m = − G M r 2 r ^ . {\displaystyle \mathbf {g} (\mathbf...
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  • calculus, a conservative vector field is a vector field that is the gradient of some function. A conservative vector field has the property that its line...
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  • Thumbnail for Cartan subalgebra
    semisimple Lie algebra over an algebraically closed field of characteristic zero (e.g., C {\displaystyle \mathbb {C} } ), a Cartan subalgebra is the same thing...
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  • Thumbnail for C-ration
    The C-ration (officially Field Ration, Type C) was a United States military ration consisting of prepared, canned wet foods. They were intended to be...
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  • Thumbnail for Yang–Mills theory
    S g = − ∫ d 4 x   ( c ¯ a   ∂ μ ∂ μ c a + g   c ¯ a   f a b c   ∂ μ   A b μ   c c )   {\displaystyle \ S_{g}=-\int \mathrm {d} ^{4}x\ \left({\bar {c}}^{a}\...
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  • G. C. Edmondson was the working name of science fiction author Garry Edmonson (full name "José Mario Garry Ordoñez Edmondson y Cotton") (October 11, 1922...
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  • C {\displaystyle {\mathcal {C}}} (i.e., a differential length of C {\displaystyle {\mathcal {C}}} ). Line integrals of scalar fields over a curve C {\displaystyle...
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  • Galois theory, when R is a field and G is a group of field automorphisms, the fixed ring is a subfield called the fixed field of the automorphism group;...
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  • Thumbnail for Gravitoelectromagnetism
    gravitomagnetic field at its equator is: B g,Earth = G 5 c 2 m r 2 π T = 2 π r g 0 5 c 2 T , {\displaystyle \mathbf {B} _{\text{g,Earth}}={\frac {G}{5c^{2}}}{\frac...
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  • Gian Carlo Wick (redirect from G.-C. Wick)
    symmetry principles in physics, and the vacuum structure of quantum field theory. Wick, G. C. (1933). "Über die Wechselwirkung zwischen Neutronen und Protonen"...
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  • closed field C, then the conjugates can be taken inside C. If no such C is specified, one can take the conjugates in some relatively small field L. The...
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  • Thumbnail for Magnetic sail
    of spacecraft propulsion where an onboard magnetic field source interacts with a plasma wind (e.g., the solar wind) to form an artificial magnetosphere...
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  • Thumbnail for Lie algebra
    series: g ⊇ [ g , g ] ⊇ [ [ g , g ] , [ g , g ] ] ⊇ [ [ [ g , g ] , [ g , g ] ] , [ [ g , g ] , [ g , g ] ] ] ⊇ ⋯ {\displaystyle {\mathfrak {g}}\supseteq...
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