∫ Утверждение Mathlib
nsmul_lt_aleph0_iff_of_ne_zero
Mathlib.SetTheory.Cardinal.Basic
URI: https://scilib.ai/kg/mathlib#Cardinal.nsmul_lt_aleph0_iff_of_ne_zero
∫ Утверждение Mathlib
Mathlib.SetTheory.Cardinal.Basic
URI: https://scilib.ai/kg/mathlib#Cardinal.nsmul_lt_aleph0_iff_of_ne_zero