Metamath Proof Explorer


Theorem hgmapdcl

Description: Closure of the vector space to dual space scalar map, in the scalar sigma map. (Contributed by NM, 6-Jun-2015)

Ref Expression
Hypotheses hgmapdcl.h ⊢ 𝐻 = ( LHyp ‘ 𝐾 )
hgmapdcl.u ⊢ 𝑈 = ( ( DVecH ‘ 𝐾 ) ‘ 𝑊 )
hgmapdcl.r ⊢ 𝑅 = ( Scalar ‘ 𝑈 )
hgmapdcl.b ⊢ 𝐵 = ( Base ‘ 𝑅 )
hgmapdcl.c ⊢ 𝐶 = ( ( LCDual ‘ 𝐾 ) ‘ 𝑊 )
hgmapdcl.q ⊢ 𝑄 = ( Scalar ‘ 𝐶 )
hgmapdcl.a ⊢ 𝐴 = ( Base ‘ 𝑄 )
hgmapdcl.g ⊢ 𝐺 = ( ( HGMap ‘ 𝐾 ) ‘ 𝑊 )
hgmapdcl.k ⊢ ( 𝜑 → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) )
hgmapdcl.f ⊢ ( 𝜑 → 𝐹 ∈ 𝐵 )
Assertion hgmapdcl ( 𝜑 → ( 𝐺 ‘ 𝐹 ) ∈ 𝐴 )

Proof

Step Hyp Ref Expression
1 hgmapdcl.h ⊢ 𝐻 = ( LHyp ‘ 𝐾 )
2 hgmapdcl.u ⊢ 𝑈 = ( ( DVecH ‘ 𝐾 ) ‘ 𝑊 )
3 hgmapdcl.r ⊢ 𝑅 = ( Scalar ‘ 𝑈 )
4 hgmapdcl.b ⊢ 𝐵 = ( Base ‘ 𝑅 )
5 hgmapdcl.c ⊢ 𝐶 = ( ( LCDual ‘ 𝐾 ) ‘ 𝑊 )
6 hgmapdcl.q ⊢ 𝑄 = ( Scalar ‘ 𝐶 )
7 hgmapdcl.a ⊢ 𝐴 = ( Base ‘ 𝑄 )
8 hgmapdcl.g ⊢ 𝐺 = ( ( HGMap ‘ 𝐾 ) ‘ 𝑊 )
9 hgmapdcl.k ⊢ ( 𝜑 → ( 𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻 ) )
10 hgmapdcl.f ⊢ ( 𝜑 → 𝐹 ∈ 𝐵 )
11 1 2 3 4 8 9 10 hgmapcl ⊢ ( 𝜑 → ( 𝐺 ‘ 𝐹 ) ∈ 𝐵 )
12 1 2 3 4 5 6 7 9 lcdsbase ⊢ ( 𝜑 → 𝐴 = 𝐵 )
13 11 12 eleqtrrd ⊢ ( 𝜑 → ( 𝐺 ‘ 𝐹 ) ∈ 𝐴 )