Zulip Chat Archive

Stream: Is there code for X?

Topic: almost all reals are nonzero?


Alex Kontorovich (Mar 01 2024 at 22:32):

Do we have something like this: almost all reals are not zero?

import Mathlib

example : ∀ᵐ (x : ) MeasureTheory.volume, x  0 := by
  sorry

Thanks!

Geoffrey Irving (Mar 01 2024 at 22:38):

docs#MeasureTheory.NoAtoms is the relevant type class.

Geoffrey Irving (Mar 01 2024 at 22:40):

And then docs#Set.Countable.ae_not_mem will work.


Last updated: May 02 2025 at 03:31 UTC