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Theorems · Theorem · functional analysis

norm_eq_zero

∀ {E : Type u_5} [inst : NormedAddGroup E] {a : E}, ‖a‖ = 0 ↔ a = 0
Defined in
Mathlib.Analysis.Normed.Group.Basic
Cited by
43 results in Mathlib
Foundations
Depth 115 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
NormedAddGroup

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Cited by43

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