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Theorems · Theorem · number theory

Real.finrank_eq_int_finrank_of_discrete

∀ {E : Type u_4} [inst : NormedAddCommGroup E] [inst_1 : NormedSpace ℝ E] [FiniteDimensional ℝ E] {s : Set E},
  DiscreteTopology ↥(Submodule.span ℤ s) → Set.finrank ℝ s = Set.finrank ℤ s

Assume that the set s spans over a discrete set. Then its -rank is equal to its -rank.

Defined in
Mathlib.Algebra.Module.ZLattice.Basic
Cited by
1 results in Mathlib
Foundations
Depth 180 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
NormedAddCommGroupNormedSpaceFiniteDimensional

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