Metamath Proof Explorer


Theorem uzuzle35

Description: An integer greater than or equal to 5 is an integer greater than or equal to 3. (Contributed by AV, 15-Nov-2025)

Ref Expression
Assertion uzuzle35 ( 𝐴 ∈ ( ℤ≥ ‘ 5 ) → 𝐴 ∈ ( ℤ≥ ‘ 3 ) )

Proof

Step Hyp Ref Expression
1 5eluz3 ⊢ 5 ∈ ( ℤ≥ ‘ 3 )
2 uzss ⊢ ( 5 ∈ ( ℤ≥ ‘ 3 ) → ( ℤ≥ ‘ 5 ) ⊆ ( ℤ≥ ‘ 3 ) )
3 1 2 ax-mp ⊢ ( ℤ≥ ‘ 5 ) ⊆ ( ℤ≥ ‘ 3 )
4 3 sseli ⊢ ( 𝐴 ∈ ( ℤ≥ ‘ 5 ) → 𝐴 ∈ ( ℤ≥ ‘ 3 ) )