• the FubiniStudy metric (IPA: /fubini-ʃtuːdi/) is a Kähler metric on a complex projective space CPn endowed with a Hermitian form. This metric was originally...
    26 KB (5,285 words) - 03:52, 11 May 2025
  • Hilbert space, it becomes the FubiniStudy metric; when written in terms of mixed states, it is the quantum Bures metric.[clarification needed] Considered...
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  • Thumbnail for Guido Fubini
    Guido Fubini (19 January 1879 – 6 June 1943) was an Italian mathematician, known for Fubini's theorem and the FubiniStudy metric. Born in Venice, he...
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  • Fisher information metric, and is identical to the FubiniStudy metric when restricted to the pure states alone. The Bures metric may be defined as [...
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  • information-geometric optimization algorithms. Its quantum version is Fubini-study metric. Relative entropy satisfies a generalized Pythagorean theorem for...
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  • Thumbnail for Complex projective space
    fibration. Complex projective space carries a (Kähler) metric, called the FubiniStudy metric, in terms of which it is a Hermitian symmetric space of...
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  • Thumbnail for Riemannian manifold
    -sphere, hyperbolic space, and complex projective space with the Fubini-Study metric. A Riemannian manifold is said to have constant curvature κ if every...
    59 KB (8,684 words) - 09:42, 28 May 2025
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    then the visualization is less useful. The natural metric on the Bloch sphere is the FubiniStudy metric. The mapping from the unit 3-sphere in the two-dimensional...
    23 KB (3,795 words) - 18:29, 25 June 2025
  • projective space or projective Hilbert space, geometrized with the FubiniStudy metric, the theory of quantum mechanics and more generally quantum field...
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  • Hermitian metric is closed for dimensional reasons. There is a standard choice of Kähler metric on complex projective space CPn, the FubiniStudy metric. One...
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    } Up to a constant factor, this metric agrees with the standard FubiniStudy metric on complex projective space (of which the Riemann...
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  • Thumbnail for Eduard Study
    Fubini a year before. The distance Study refers to is a Hermitian form on complex projective space. Since then this metric has been called the Fubini–Study...
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  • Inner angle may refer to: internal angle of a polygon FubiniStudy metric on a Hilbert space This disambiguation page lists mathematics articles associated...
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  • Thumbnail for Calabi–Yau manifold
    projective space is a Kähler manifold, because there is a natural FubiniStudy metric on a projective space which one can restrict to the algebraic variety...
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    projective space. Because projective space carries a Kähler metric, the FubiniStudy metric, such a manifold is always a Kähler manifold. By Chow's theorem...
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  • time-varying Hamiltonians. In this case, the Bures metric must be employed in place of the FubiniStudy metric. A mixed state can be understood as a sum over...
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  • 1969. Eugene was born in Turin, Italy to Guido Fubini, known for Fubini's theorem and the FubiniStudy metric. He graduated from the Technical Institute of...
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  • Thumbnail for Richard S. Hamilton
    curvature and parallel Ricci tensor (such as the flat torus or the FubiniStudy metric on complex projective space). Such matrix inequalities are sometimes...
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    complex projective space, which has a metric of nonnegative curvature operator (the Fubini-Study metric) but no metric of constant curvature, makes it unclear...
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  • {CP} ^{n}} , with the FubiniStudy metric, have k = 2 n + 2. {\displaystyle k=2n+2.} Calabi–Yau manifolds admit an Einstein metric that is also Kähler,...
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  • soliton in non-linear sigma models Polyakov action WZW model FubiniStudy metric, a metric often used with non-linear sigma models Ricci flow Scale invariance...
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  • {\displaystyle \mathbb {HP} ^{n}} carries a natural Riemannian metric analogous to the Fubini-Study metric on C P n {\displaystyle \mathbb {CP} ^{n}} , with respect...
    7 KB (1,245 words) - 17:30, 5 June 2023
  • (H_{n})=\mathbb {C} \mathbf {P} ^{n-1}} , which carries a Kähler metric, called the FubiniStudy metric, derived from the Hilbert space's norm. As such, the projectivization...
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  • distance metric given by the FubiniStudy metric. To recap, the quantum probability of a language being accepted can be interpreted as a metric, with the...
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  • appropriate change of variable. In its complex-valued form, it is the FubiniStudy metric. It is the key part of the proof of Wilks' theorem, which allows...
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  • {CP} (1)} , given below. The Taub–NUT solution, given below. The FubiniStudy metric on the complex projective plane C P ( 2 ) . {\displaystyle \mathbb...
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  • counterexample is complex projective space with the FubiniStudy metric; sectional curvatures of this metric take on values between 1 {\displaystyle 1} and...
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  • Ricci tensors is given in the n=2 subsection of the article on the Fubini-Study metric. Circular points at infinity del Pezzo surface Toric geometry Fake...
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  • Thumbnail for Scuola Normale Superiore di Pisa
    partial differential equations. Guido Fubini, mathematician, known for Fubini's theorem and the FubiniStudy metric Giovanni Gentile, Minister of Public...
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    mapping to the Riemann sphere. The standard metric on the unit sphere agrees with the FubiniStudy metric on the Riemann sphere. The set of all lines...
    49 KB (6,215 words) - 14:29, 24 June 2025