Racah coefficient
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Racah coefficient — Rakaho koeficientas statusas T sritis fizika atitikmenys: angl. Racah coefficient vok. Racah Koeffizient, m rus. коэффициент Ракаха, m pranc. coefficient de Racah, m … Fizikos terminų žodynas
RACAH, GIULIO — (Yoel; 1909–1965), Israeli physicist, born in Florence, Italy. On his mother s side, Racah s family claimed to trace its ancestry in Italy back to the destruction of the Second Temple. Racah studied in Rome under Enrico Fermi and in Pisa under… … Encyclopedia of Judaism
coefficient de Racah — Rakaho koeficientas statusas T sritis fizika atitikmenys: angl. Racah coefficient vok. Racah Koeffizient, m rus. коэффициент Ракаха, m pranc. coefficient de Racah, m … Fizikos terminų žodynas
Racah-Koeffizient — Rakaho koeficientas statusas T sritis fizika atitikmenys: angl. Racah coefficient vok. Racah Koeffizient, m rus. коэффициент Ракаха, m pranc. coefficient de Racah, m … Fizikos terminų žodynas
Racah polynomials — In mathematics, Racah polynomials are orthogonal polynomials named after Giulio Racah, as their orthogonality relations are equivalent to his orthogonality relations for Racah coefficients.The Racah polynomials were first defined by… … Wikipedia
Racah W-coefficient — Racah s W coefficients were introduced by Giulio Racah in 1942. [G. Racah, Theory of Complex Spectra II , Physical Review, vol. 62, pp. 438 462 (1942).] These coefficients have a purely mathematical definition. In physics theyare used in… … Wikipedia
Giulio Racah — Giulio (Yoel) Racah ( he. פרופסור (יואל) רקח; 1909 August 28, 1965) was an Italian Israeli physicist and mathematician.Born in Florence, Italy, he took his PhD from the University there in 1930, and later studied in Rome with Enrico Fermi. In… … Wikipedia
Giulio Racah — Giulio (Yoel) Racah (פרופסור יואל רקח en hébreu) (1909 28 août 1965) est un physicien et mathématicien italiano israélien. Biographie Cette section est vide, insuffisamment détaillée ou incomplète … Wikipédia en Français
Rakaho koeficientas — statusas T sritis fizika atitikmenys: angl. Racah coefficient vok. Racah Koeffizient, m rus. коэффициент Ракаха, m pranc. coefficient de Racah, m … Fizikos terminų žodynas
коэффициент Ракаха — Rakaho koeficientas statusas T sritis fizika atitikmenys: angl. Racah coefficient vok. Racah Koeffizient, m rus. коэффициент Ракаха, m pranc. coefficient de Racah, m … Fizikos terminų žodynas
9-j symbol — Wigner s 9 j symbols were introduced by Eugene Paul Wigner in 1937. They are related to recoupling coefficientsinvolving four angular momenta: [(2j 3+1)(2j 6+1)(2j 7+1)(2j 8+1)] ^frac{1}{2} egin{Bmatrix} j 1 j 2 j 3 j 4 j 5 j 6 j 7 j 8 j 9… … Wikipedia