theorem
proved
term proof
superfluid_fraction_at_zero
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formal statement (Lean)
121theorem superfluid_fraction_at_zero (Tlam : ℝ) (hTlam : 0 < Tlam) :
122 superfluid_fraction 0 Tlam = 1 := by
proof body
Term-mode proof.
123 unfold superfluid_fraction
124 simp [Real.zero_rpow (ne_of_gt rs_critical_exponent_positive)]
125
126/-- At T = Tlam, normal fluid. -/