Metamath Proof Explorer


Definition df-mvh

Description: Define the mapping from variables to their variable hypothesis. (Contributed by Mario Carneiro, 14-Jul-2016)

Ref Expression
Assertion df-mvh mVH = ( 𝑡 ∈ V ↦ ( 𝑣 ∈ ( mVR ‘ 𝑡 ) ↦ ⟨ ( ( mType ‘ 𝑡 ) ‘ 𝑣 ) , ⟨“ 𝑣 ”⟩ ⟩ ) )

Detailed syntax breakdown

Step Hyp Ref Expression
0 cmvh ⊢ mVH
1 vt ⊢ 𝑡
2 cvv ⊢ V
3 vv ⊢ 𝑣
4 cmvar ⊢ mVR
5 1 cv ⊢ 𝑡
6 5 4 cfv ⊢ ( mVR ‘ 𝑡 )
7 cmty ⊢ mType
8 5 7 cfv ⊢ ( mType ‘ 𝑡 )
9 3 cv ⊢ 𝑣
10 9 8 cfv ⊢ ( ( mType ‘ 𝑡 ) ‘ 𝑣 )
11 9 cs1 ⊢ ⟨“ 𝑣 ”⟩
12 10 11 cop ⊢ ⟨ ( ( mType ‘ 𝑡 ) ‘ 𝑣 ) , ⟨“ 𝑣 ”⟩ ⟩
13 3 6 12 cmpt ⊢ ( 𝑣 ∈ ( mVR ‘ 𝑡 ) ↦ ⟨ ( ( mType ‘ 𝑡 ) ‘ 𝑣 ) , ⟨“ 𝑣 ”⟩ ⟩ )
14 1 2 13 cmpt ⊢ ( 𝑡 ∈ V ↦ ( 𝑣 ∈ ( mVR ‘ 𝑡 ) ↦ ⟨ ( ( mType ‘ 𝑡 ) ‘ 𝑣 ) , ⟨“ 𝑣 ”⟩ ⟩ ) )
15 0 14 wceq ⊢ mVH = ( 𝑡 ∈ V ↦ ( 𝑣 ∈ ( mVR ‘ 𝑡 ) ↦ ⟨ ( ( mType ‘ 𝑡 ) ‘ 𝑣 ) , ⟨“ 𝑣 ”⟩ ⟩ ) )