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def definition def or abbrev

prediction4

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formal statement (Lean)

  78noncomputable def prediction4 : ℝ := 1 - 3/(4*phi)

proof body

Definition body.

  79
  80/-- **Prediction 5**: sin²(θ_W) = (φ - 1)² / 2
  81
  82    = 0.618² / 2 = 0.382 / 2 = 0.191
  83
  84    Same as prediction 2. -/

depends on (1)

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