Theorem hicli 28864

Description: Closure inference for inner product. (Contributed by NM, 1-Aug-1999.) (New usage is discouraged.)

Hypotheses

Ref	Expression
hicl.1	⊢ 𝐴 ∈ ℋ
hicl.2	⊢ 𝐵 ∈ ℋ

Assertion

Ref	Expression
hicli	⊢ (𝐴 ·ih 𝐵) ∈ ℂ

Proof of Theorem hicli

Step	Hyp	Ref	Expression
1		hicl.1	. 2 ⊢ 𝐴 ∈ ℋ
2		hicl.2	. 2 ⊢ 𝐵 ∈ ℋ
3		hicl 28863	. 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 ·ih 𝐵) ∈ ℂ)
4	1, 2, 3	mp2an 691	1 ⊢ (𝐴 ·ih 𝐵) ∈ ℂ

Syntax hints:   ∈ wcel 2111  (class class class)co 7135  ℂcc 10524   ℋchba 28702   ·_ih csp 28705

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-10 2142  ax-11 2158  ax-12 2175  ax-ext 2770  ax-sep 5167  ax-nul 5174  ax-pr 5295  ax-hfi 28862

This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3an 1086  df-tru 1541  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2598  df-eu 2629  df-clab 2777  df-cleq 2791  df-clel 2870  df-nfc 2938  df-ral 3111  df-rex 3112  df-v 3443  df-sbc 3721  df-csb 3829  df-dif 3884  df-un 3886  df-in 3888  df-ss 3898  df-nul 4244  df-if 4426  df-sn 4526  df-pr 4528  df-op 4532  df-uni 4801  df-iun 4883  df-br 5031  df-opab 5093  df-mpt 5111  df-id 5425  df-xp 5525  df-rel 5526  df-cnv 5527  df-co 5528  df-dm 5529  df-rn 5530  df-iota 6283  df-fun 6326  df-fn 6327  df-f 6328  df-fv 6332  df-ov 7138

This theorem is referenced by:  hisubcomi  28887  normlem0  28892  normlem2  28894  normlem3  28895  normlem7  28899  normlem8  28900  normlem9  28901  bcseqi  28903  norm-ii-i  28920  normpythi  28925  normpari  28937  polid2i  28940  bcsiALT  28962  h1de2i  29336  h1de2bi  29337  h1de2ctlem  29338  eigrei  29617  eigorthi  29620  lnopunilem1  29793  lnopunilem2  29794