Metamath Proof Explorer


Axiom ax-hvaddid

Description: Addition with the zero vector. (Contributed by NM, 16-Aug-1999) (New usage is discouraged.)

Ref Expression
Assertion ax-hvaddid ( 𝐴 ∈ ℋ → ( 𝐴 +ℎ 0ℎ ) = 𝐴 )

Detailed syntax breakdown

Step Hyp Ref Expression
0 cA ⊢ 𝐴
1 chba ⊢ ℋ
2 0 1 wcel ⊢ 𝐴 ∈ ℋ
3 cva ⊢ +ℎ
4 c0v ⊢ 0ℎ
5 0 4 3 co ⊢ ( 𝐴 +ℎ 0ℎ )
6 5 0 wceq ⊢ ( 𝐴 +ℎ 0ℎ ) = 𝐴
7 2 6 wi ⊢ ( 𝐴 ∈ ℋ → ( 𝐴 +ℎ 0ℎ ) = 𝐴 )