The w < -1 side of Dark Energy - Univers Invisible
The w < -1 side of Dark Energy - Univers Invisible
The w < -1 side of Dark Energy - Univers Invisible
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<strong>The</strong> action for perturbations... integrating by parts + using background EOMMetric perturbations in synchronous gauge:One can always find P(φ, X):Perturbations cannot beswitched <strong>of</strong>f if ρ Q+ p Q≠ 0φ=t and the correct ρ Q(t) and p Q(t)No field redefinition ambiguities: