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theorem proved term proof

recombination_redshift_positive

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formal statement (Lean)

  62theorem recombination_redshift_positive : 0 < rs_recombination_redshift := by norm_num

proof body

Term-mode proof.

  63
  64/-! ## CMB Temperature Formula -/
  65
  66/-- **CMB TEMPERATURE**: T₀ = T*/(1+z*)
  67    The photon temperature redshifts with cosmic expansion. -/

depends on (4)

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