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def definition def or abbrev

zeroWindingFromCert

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formal statement (Lean)

  68def zeroWindingFromCert (cert : ZeroWindingCert) (r : ℝ) (hr : 0 < r)
  69    (hrR : r < cert.radius) : WindingData :=

proof body

Definition body.

  70  { center := cert.center
  71    radius := r
  72    radius_pos := hr
  73    charge := 0 }
  74
  75/-- The winding charge produced by `zeroWindingFromCert` is always 0. -/

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