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def

MatrixBridgeAccepts

definition
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module
IndisputableMonolith.Relativity.Geometry.MatrixBridge
domain
Relativity
line
27 · github
papers citing
none yet

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IndisputableMonolith.Relativity.Geometry.MatrixBridge on GitHub at line 27.

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formal source

  24  Matrix.diagonal fun i => if i.val = 0 then -1 else 1
  25
  26/-- Bridge is accepted if the matrix is invertible (non-zero determinant). -/
  27def MatrixBridgeAccepts (B : MatrixBridge) : Prop :=
  28  B.matrix.det ≠ 0
  29
  30@[simp] lemma matrixBridge_accepts_identity : MatrixBridgeAccepts {} := by
  31  unfold MatrixBridgeAccepts
  32  simp [MatrixBridge]
  33
  34
  35end Geometry
  36end Relativity
  37end IndisputableMonolith

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