Matrix.isElliptic_neg_iff

∀ {R : Type u_1} [inst : CommRing R] [inst_1 : Preorder R] {m : Matrix (Fin 2) (Fin 2) R},
  (-m).IsElliptic ↔ m.IsElliptic

Defined in: Mathlib.LinearAlgebra.Matrix.GeneralLinearGroup.FinTwo
Cited by: 3 results in Mathlib
Foundations: Depth 130 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: CommRing Preorder

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