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def definition def or abbrev

log_lower_bound_phi_hypothesis

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formal statement (Lean)

 320def log_lower_bound_phi_hypothesis : Prop := (0.481211 : ℝ) < Real.log (1.618033 : ℝ)

proof body

Definition body.

 321
 322/-- Hypothesis: log(1.618034) < 0.481213 (verified externally via Taylor expansion) -/

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