Metamath Proof Explorer


Theorem lep1d

Description: A number is less than or equal to itself plus 1. (Contributed by Mario Carneiro, 28-May-2016)

Ref Expression
Hypothesis ltp1d.1 ⊢ ( 𝜑 → 𝐴 ∈ ℝ )
Assertion lep1d ( 𝜑 → 𝐴 ≤ ( 𝐴 + 1 ) )

Proof

Step Hyp Ref Expression
1 ltp1d.1 ⊢ ( 𝜑 → 𝐴 ∈ ℝ )
2 lep1 ⊢ ( 𝐴 ∈ ℝ → 𝐴 ≤ ( 𝐴 + 1 ) )
3 1 2 syl ⊢ ( 𝜑 → 𝐴 ≤ ( 𝐴 + 1 ) )