Theorem hv2times 28435

Description: Two times a vector. (Contributed by NM, 22-Jun-2006.) (New usage is discouraged.)

Assertion

Ref	Expression
hv2times	⊢ (𝐴 ∈ ℋ → (2 ·ℎ 𝐴) = (𝐴 +ℎ 𝐴))

Proof of Theorem hv2times

Step	Hyp	Ref	Expression
1		df-2 11372	. . . 4 ⊢ 2 = (1 + 1)
2	1	oveq1i 6886	. . 3 ⊢ (2 ·ℎ 𝐴) = ((1 + 1) ·ℎ 𝐴)
3		ax-1cn 10280	. . . 4 ⊢ 1 ∈ ℂ
4		ax-hvdistr2 28383	. . . 4 ⊢ ((1 ∈ ℂ ∧ 1 ∈ ℂ ∧ 𝐴 ∈ ℋ) → ((1 + 1) ·ℎ 𝐴) = ((1 ·ℎ 𝐴) +ℎ (1 ·ℎ 𝐴)))
5	3, 3, 4	mp3an12 1576	. . 3 ⊢ (𝐴 ∈ ℋ → ((1 + 1) ·ℎ 𝐴) = ((1 ·ℎ 𝐴) +ℎ (1 ·ℎ 𝐴)))
6	2, 5	syl5eq 2843	. 2 ⊢ (𝐴 ∈ ℋ → (2 ·ℎ 𝐴) = ((1 ·ℎ 𝐴) +ℎ (1 ·ℎ 𝐴)))
7		ax-hvdistr1 28382	. . . 4 ⊢ ((1 ∈ ℂ ∧ 𝐴 ∈ ℋ ∧ 𝐴 ∈ ℋ) → (1 ·ℎ (𝐴 +ℎ 𝐴)) = ((1 ·ℎ 𝐴) +ℎ (1 ·ℎ 𝐴)))
8	3, 7	mp3an1 1573	. . 3 ⊢ ((𝐴 ∈ ℋ ∧ 𝐴 ∈ ℋ) → (1 ·ℎ (𝐴 +ℎ 𝐴)) = ((1 ·ℎ 𝐴) +ℎ (1 ·ℎ 𝐴)))
9	8	anidms 563	. 2 ⊢ (𝐴 ∈ ℋ → (1 ·ℎ (𝐴 +ℎ 𝐴)) = ((1 ·ℎ 𝐴) +ℎ (1 ·ℎ 𝐴)))
10		hvaddcl 28386	. . . 4 ⊢ ((𝐴 ∈ ℋ ∧ 𝐴 ∈ ℋ) → (𝐴 +ℎ 𝐴) ∈ ℋ)
11	10	anidms 563	. . 3 ⊢ (𝐴 ∈ ℋ → (𝐴 +ℎ 𝐴) ∈ ℋ)
12		ax-hvmulid 28380	. . 3 ⊢ ((𝐴 +ℎ 𝐴) ∈ ℋ → (1 ·ℎ (𝐴 +ℎ 𝐴)) = (𝐴 +ℎ 𝐴))
13	11, 12	syl 17	. 2 ⊢ (𝐴 ∈ ℋ → (1 ·ℎ (𝐴 +ℎ 𝐴)) = (𝐴 +ℎ 𝐴))
14	6, 9, 13	3eqtr2d 2837	1 ⊢ (𝐴 ∈ ℋ → (2 ·ℎ 𝐴) = (𝐴 +ℎ 𝐴))

Syntax hints:   → wi 4   = wceq 1653   ∈ wcel 2157  (class class class)co 6876  ℂcc 10220  1c1 10223   + caddc 10225  2c2 11364   ℋchba 28293   +_ℎ cva 28294   ·_ℎ csm 28295

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1891  ax-4 1905  ax-5 2006  ax-6 2072  ax-7 2107  ax-9 2166  ax-10 2185  ax-11 2200  ax-12 2213  ax-13 2354  ax-ext 2775  ax-sep 4973  ax-nul 4981  ax-pr 5095  ax-1cn 10280  ax-hfvadd 28374  ax-hvmulid 28380  ax-hvdistr1 28382  ax-hvdistr2 28383

This theorem depends on definitions:  df-bi 199  df-an 386  df-or 875  df-3an 1110  df-tru 1657  df-ex 1876  df-nf 1880  df-sb 2065  df-mo 2590  df-eu 2607  df-clab 2784  df-cleq 2790  df-clel 2793  df-nfc 2928  df-ral 3092  df-rex 3093  df-rab 3096  df-v 3385  df-sbc 3632  df-csb 3727  df-dif 3770  df-un 3772  df-in 3774  df-ss 3781  df-nul 4114  df-if 4276  df-sn 4367  df-pr 4369  df-op 4373  df-uni 4627  df-iun 4710  df-br 4842  df-opab 4904  df-mpt 4921  df-id 5218  df-xp 5316  df-rel 5317  df-cnv 5318  df-co 5319  df-dm 5320  df-rn 5321  df-iota 6062  df-fun 6101  df-fn 6102  df-f 6103  df-fv 6107  df-ov 6879  df-2 11372

This theorem is referenced by:  hvsubcan2i  28438  mayete3i  29104