def definition def or abbrev

`validLengths`

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formal statement (Lean)

 178def validLengths (p : LatticeParams) : Prop :=

Definition body.

 179  p.a > 0 ∧ p.b > 0 ∧ p.c > 0
 180
 181/-- Triclinic: no constraints on parameters. -/

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

triclinicConstraint in IndisputableMonolith.Chemistry.CrystalSymmetry decl_use

Lean names referenced from this declaration's body.