pith. machine review for the scientific record. sign in
def definition def or abbrev

hypothesis1

show as:
view Lean formalization →

No prose has been written for this declaration yet. The Lean source and graph data below render without it.

generate prose now

formal statement (Lean)

  92noncomputable def hypothesis1 : ℝ := 1 / (2 * phi)

proof body

Definition body.

  93
  94/-- Hypothesis 2: λ = (φ - 1)/2
  95
  96    (1.618 - 1)/2 = 0.618/2 = 0.309
  97
  98    Same as above, too large. -/

used by (2)

From the project-wide theorem graph. These declarations reference this one in their body.

depends on (4)

Lean names referenced from this declaration's body.