ofπ' — Mathlib

English

Symmetric equality: (ofπ' π hπ).π equals π; this is a compatibility statement.

Русский

Симметричная эквивалентность: (ofπ' π hπ).π = π.

LaTeX

$$$\text{ofπ' } π hπ .π = π$$$

Lean4

/-- Variant of `ofπ` where the vanishing condition is expressed in terms
of a composition of linear maps. -/
@[simps! -isSimp]
noncomputable def ofπ' : relations.Solution M :=
  ofπ π (fun r ↦ by simpa using DFunLike.congr_fun hπ (Finsupp.single r 1))

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