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. -/