Theorems · Theorem · sequences and series
Summable.tsum_eq_zero_iff
∀ {ι : Type u_1} {α : Type u_3} [inst : AddCommMonoid α] [inst_1 : PartialOrder α] [IsOrderedAddMonoid α]
[CanonicallyOrderedAdd α] [inst_4 : TopologicalSpace α] [OrderClosedTopology α] {f : ι → α},
Summable f → (∑' (i : ι), f i = 0 ↔ ∀ (x : ι), f x = 0)- Cited by
- 4 results in Mathlib
- Foundations
- Depth 94 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites11
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- TopologicalSpacestatement and proof · cited by 24,529
- AddCommMonoidstatement and proof · cited by 12,281
- PartialOrderstatement and proof · cited by 6,410
- SummationFilter.unconditionalstatement and proof · cited by 2,068
- IsOrderedAddMonoidstatement and proof · cited by 1,659
- tsumstatement and proof · cited by 1,148
- Summablestatement and proof · cited by 778
- OrderClosedTopologystatement and proof · cited by 445
- CanonicallyOrderedAddstatement and proof · cited by 229
- Summable.hasSum_iffproof · cited by 11
- hasSum_zero_iffproof · cited by 1
Cited by4
Results whose statement or proof uses this declaration.
- ENNReal.tsum_eq_zeroproof · cited by 3
- MeasureTheory.Measure.inf_applyproof · cited by 2
- Summable.tsum_ne_zero_iffproof · cited by 1
- NNReal.tsum_indicator_ne_zeroproof · cited by 0