∫ Утверждение Mathlib
right_ne_zero_of_mem_divisorsAntidiagonal
Mathlib.NumberTheory.Divisors
URI: https://scilib.ai/kg/mathlib#Nat.right_ne_zero_of_mem_divisorsAntidiagonal
∫ Утверждение Mathlib
Mathlib.NumberTheory.Divisors
URI: https://scilib.ai/kg/mathlib#Nat.right_ne_zero_of_mem_divisorsAntidiagonal