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Devac  ·  1531 days ago  ·  link  ·    ·  parent  ·  post: Why the world is waiting for Betelgeuse to go supernova

  t' = Integral[1/sqrt(1 + (gt/c)²), {t,0,t}] = (c/g) ln(g/c + sqrt(1 + (gt/c)²)) = (c/g) asinh(gt/c)