DIMENSIONES EXTRAS.pdf - Cosmofisica
DIMENSIONES EXTRAS.pdf - Cosmofisica
DIMENSIONES EXTRAS.pdf - Cosmofisica
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Dimensiones Extras – p.23Variación de la acción pentadimensionalS = − 116πĜ∫ √−ĝ ̂R d 4 x dy ,δS = − 1 ∫ [√ (√ )]−ĝ δ ̂R + ̂Rδ −ĝ d 4 x dy16πĜ= − 1 ∫ √−ĝ[δĝ AB ̂R AB + ĝ AB δ ̂R AB − 1 ]16πĜ2 ̂R ĝ AB δĝ AB d 4 x d= − 1 ∫ √−ĝ([̂R AB − 1 ] )16πĜ2 ̂R ĝ AB δĝ AB + ĝ AB δ ̂R AB d 4 x dy