de Sitter spacetime
= de Sitter spacetime
{c}
{wiki}
De Sitter spacetime is the maximally symmetric Lorentzian spacetime of constant positive curvature. Its expanding flat slicing has scale factor $a(\tau)=-1/(H\tau)$ in conformal time $\tau<0$.
= de Sitter spacetime
{c}
{wiki}
De Sitter spacetime is the maximally symmetric Lorentzian spacetime of constant positive curvature. Its expanding flat slicing has scale factor $a(\tau)=-1/(H\tau)$ in conformal time $\tau<0$.