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| Mirrors > Home > MPE Home > Th. List > nvscom | Structured version Visualization version GIF version | ||
| Description: Commutative law for the scalar product of a normed complex vector space. (Contributed by NM, 14-Feb-2008.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| nvscl.1 | ⊢ 𝑋 = (BaseSet‘𝑈) |
| nvscl.4 | ⊢ 𝑆 = ( ·𝑠OLD ‘𝑈) |
| Ref | Expression |
|---|---|
| nvscom | ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) → (𝐴𝑆(𝐵𝑆𝐶)) = (𝐵𝑆(𝐴𝑆𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mulcom 11286 | . . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → (𝐴 · 𝐵) = (𝐵 · 𝐴)) | |
| 2 | 1 | oveq1d 7435 | . . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → ((𝐴 · 𝐵)𝑆𝐶) = ((𝐵 · 𝐴)𝑆𝐶)) |
| 3 | 2 | 3adant3 1150 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋) → ((𝐴 · 𝐵)𝑆𝐶) = ((𝐵 · 𝐴)𝑆𝐶)) |
| 4 | 3 | adantl 487 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) → ((𝐴 · 𝐵)𝑆𝐶) = ((𝐵 · 𝐴)𝑆𝐶)) |
| 5 | nvscl.1 | . . 3 ⊢ 𝑋 = (BaseSet‘𝑈) | |
| 6 | nvscl.4 | . . 3 ⊢ 𝑆 = ( ·𝑠OLD ‘𝑈) | |
| 7 | 5, 6 | nvsass 31230 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) → ((𝐴 · 𝐵)𝑆𝐶) = (𝐴𝑆(𝐵𝑆𝐶))) |
| 8 | 3ancoma 1115 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋) ↔ (𝐵 ∈ ℂ ∧ 𝐴 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) | |
| 9 | 5, 6 | nvsass 31230 | . . 3 ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐵 ∈ ℂ ∧ 𝐴 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) → ((𝐵 · 𝐴)𝑆𝐶) = (𝐵𝑆(𝐴𝑆𝐶))) |
| 10 | 8, 9 | sylan2b 606 | . 2 ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) → ((𝐵 · 𝐴)𝑆𝐶) = (𝐵𝑆(𝐴𝑆𝐶))) |
| 11 | 4, 7, 10 | 3eqtr3d 2803 | 1 ⊢ ((𝑈 ∈ NrmCVec ∧ (𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ 𝑋)) → (𝐴𝑆(𝐵𝑆𝐶)) = (𝐵𝑆(𝐴𝑆𝐶))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1569 ∈ wcel 2144 ‘cfv 6538 (class class class)co 7420 ℂcc 11198 · cmul 11205 NrmCVeccnv 31186 BaseSetcba 31188 ·𝑠OLD cns 31189 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pr 5390 ax-un 7751 ax-mulcom 11264 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-ov 7423 df-oprab 7424 df-1st 8001 df-2nd 8002 df-vc 31161 df-nv 31194 df-va 31197 df-ba 31198 df-sm 31199 df-0v 31200 df-nmcv 31202 |
| This theorem is used by: nvmdi 31250 |
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