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Mirrors > Home > HSE Home > Th. List > his2sub | Structured version Visualization version GIF version |
Description: Distributive law for inner product of vector subtraction. (Contributed by NM, 16-Nov-1999.) (New usage is discouraged.) |
Ref | Expression |
---|---|
his2sub | ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 −ℎ 𝐵) ·ih 𝐶) = ((𝐴 ·ih 𝐶) − (𝐵 ·ih 𝐶))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hvsubval 31045 | . . . 4 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵))) | |
2 | 1 | oveq1d 7446 | . . 3 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → ((𝐴 −ℎ 𝐵) ·ih 𝐶) = ((𝐴 +ℎ (-1 ·ℎ 𝐵)) ·ih 𝐶)) |
3 | 2 | 3adant3 1131 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 −ℎ 𝐵) ·ih 𝐶) = ((𝐴 +ℎ (-1 ·ℎ 𝐵)) ·ih 𝐶)) |
4 | neg1cn 12378 | . . . . 5 ⊢ -1 ∈ ℂ | |
5 | hvmulcl 31042 | . . . . 5 ⊢ ((-1 ∈ ℂ ∧ 𝐵 ∈ ℋ) → (-1 ·ℎ 𝐵) ∈ ℋ) | |
6 | 4, 5 | mpan 690 | . . . 4 ⊢ (𝐵 ∈ ℋ → (-1 ·ℎ 𝐵) ∈ ℋ) |
7 | ax-his2 31112 | . . . 4 ⊢ ((𝐴 ∈ ℋ ∧ (-1 ·ℎ 𝐵) ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 +ℎ (-1 ·ℎ 𝐵)) ·ih 𝐶) = ((𝐴 ·ih 𝐶) + ((-1 ·ℎ 𝐵) ·ih 𝐶))) | |
8 | 6, 7 | syl3an2 1163 | . . 3 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 +ℎ (-1 ·ℎ 𝐵)) ·ih 𝐶) = ((𝐴 ·ih 𝐶) + ((-1 ·ℎ 𝐵) ·ih 𝐶))) |
9 | ax-his3 31113 | . . . . . . 7 ⊢ ((-1 ∈ ℂ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((-1 ·ℎ 𝐵) ·ih 𝐶) = (-1 · (𝐵 ·ih 𝐶))) | |
10 | 4, 9 | mp3an1 1447 | . . . . . 6 ⊢ ((𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((-1 ·ℎ 𝐵) ·ih 𝐶) = (-1 · (𝐵 ·ih 𝐶))) |
11 | hicl 31109 | . . . . . . 7 ⊢ ((𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → (𝐵 ·ih 𝐶) ∈ ℂ) | |
12 | 11 | mulm1d 11713 | . . . . . 6 ⊢ ((𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → (-1 · (𝐵 ·ih 𝐶)) = -(𝐵 ·ih 𝐶)) |
13 | 10, 12 | eqtrd 2775 | . . . . 5 ⊢ ((𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((-1 ·ℎ 𝐵) ·ih 𝐶) = -(𝐵 ·ih 𝐶)) |
14 | 13 | oveq2d 7447 | . . . 4 ⊢ ((𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 ·ih 𝐶) + ((-1 ·ℎ 𝐵) ·ih 𝐶)) = ((𝐴 ·ih 𝐶) + -(𝐵 ·ih 𝐶))) |
15 | 14 | 3adant1 1129 | . . 3 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 ·ih 𝐶) + ((-1 ·ℎ 𝐵) ·ih 𝐶)) = ((𝐴 ·ih 𝐶) + -(𝐵 ·ih 𝐶))) |
16 | 8, 15 | eqtrd 2775 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 +ℎ (-1 ·ℎ 𝐵)) ·ih 𝐶) = ((𝐴 ·ih 𝐶) + -(𝐵 ·ih 𝐶))) |
17 | hicl 31109 | . . . 4 ⊢ ((𝐴 ∈ ℋ ∧ 𝐶 ∈ ℋ) → (𝐴 ·ih 𝐶) ∈ ℂ) | |
18 | 17 | 3adant2 1130 | . . 3 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → (𝐴 ·ih 𝐶) ∈ ℂ) |
19 | 11 | 3adant1 1129 | . . 3 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → (𝐵 ·ih 𝐶) ∈ ℂ) |
20 | 18, 19 | negsubd 11624 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 ·ih 𝐶) + -(𝐵 ·ih 𝐶)) = ((𝐴 ·ih 𝐶) − (𝐵 ·ih 𝐶))) |
21 | 3, 16, 20 | 3eqtrd 2779 | 1 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ ∧ 𝐶 ∈ ℋ) → ((𝐴 −ℎ 𝐵) ·ih 𝐶) = ((𝐴 ·ih 𝐶) − (𝐵 ·ih 𝐶))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1086 = wceq 1537 ∈ wcel 2106 (class class class)co 7431 ℂcc 11151 1c1 11154 + caddc 11156 · cmul 11158 − cmin 11490 -cneg 11491 ℋchba 30948 +ℎ cva 30949 ·ℎ csm 30950 ·ih csp 30951 −ℎ cmv 30954 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1908 ax-6 1965 ax-7 2005 ax-8 2108 ax-9 2116 ax-10 2139 ax-11 2155 ax-12 2175 ax-ext 2706 ax-sep 5302 ax-nul 5312 ax-pow 5371 ax-pr 5438 ax-un 7754 ax-resscn 11210 ax-1cn 11211 ax-icn 11212 ax-addcl 11213 ax-addrcl 11214 ax-mulcl 11215 ax-mulrcl 11216 ax-mulcom 11217 ax-addass 11218 ax-mulass 11219 ax-distr 11220 ax-i2m1 11221 ax-1ne0 11222 ax-1rid 11223 ax-rnegex 11224 ax-rrecex 11225 ax-cnre 11226 ax-pre-lttri 11227 ax-pre-lttrn 11228 ax-pre-ltadd 11229 ax-hfvmul 31034 ax-hfi 31108 ax-his2 31112 ax-his3 31113 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1540 df-fal 1550 df-ex 1777 df-nf 1781 df-sb 2063 df-mo 2538 df-eu 2567 df-clab 2713 df-cleq 2727 df-clel 2814 df-nfc 2890 df-ne 2939 df-nel 3045 df-ral 3060 df-rex 3069 df-reu 3379 df-rab 3434 df-v 3480 df-sbc 3792 df-csb 3909 df-dif 3966 df-un 3968 df-in 3970 df-ss 3980 df-nul 4340 df-if 4532 df-pw 4607 df-sn 4632 df-pr 4634 df-op 4638 df-uni 4913 df-iun 4998 df-br 5149 df-opab 5211 df-mpt 5232 df-id 5583 df-po 5597 df-so 5598 df-xp 5695 df-rel 5696 df-cnv 5697 df-co 5698 df-dm 5699 df-rn 5700 df-res 5701 df-ima 5702 df-iota 6516 df-fun 6565 df-fn 6566 df-f 6567 df-f1 6568 df-fo 6569 df-f1o 6570 df-fv 6571 df-riota 7388 df-ov 7434 df-oprab 7435 df-mpo 7436 df-er 8744 df-en 8985 df-dom 8986 df-sdom 8987 df-pnf 11295 df-mnf 11296 df-ltxr 11298 df-sub 11492 df-neg 11493 df-hvsub 31000 |
This theorem is referenced by: his2sub2 31122 hi2eq 31134 pjhthlem1 31420 h1de2i 31582 pjdifnormii 31712 lnopeqi 32037 riesz3i 32091 leop2 32153 hmopidmpji 32181 pjssposi 32201 pjclem4 32228 pj3si 32236 |
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