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| Mirrors > Home > MPE Home > Th. List > sraip | Structured version Visualization version GIF version | ||
| Description: The inner product operation of a subring algebra. (Contributed by Thierry Arnoux, 16-Jun-2019.) |
| Ref | Expression |
|---|---|
| srapart.a | ⊢ (𝜑 → 𝐴 = ((subringAlg ‘𝑊)‘𝑆)) |
| srapart.s | ⊢ (𝜑 → 𝑆 ⊆ (Base‘𝑊)) |
| Ref | Expression |
|---|---|
| sraip | ⊢ (𝜑 → (.r‘𝑊) = (·𝑖‘𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ovex 7454 | . . . 4 ⊢ ((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) ∈ V | |
| 2 | fvex 6899 | . . . 4 ⊢ (.r‘𝑊) ∈ V | |
| 3 | ipid 17508 | . . . . 5 ⊢ ·𝑖 = Slot (·𝑖‘ndx) | |
| 4 | 3 | setsid 17391 | . . . 4 ⊢ ((((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) ∈ V ∧ (.r‘𝑊) ∈ V) → (.r‘𝑊) = (·𝑖‘(((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) sSet 〈(·𝑖‘ndx), (.r‘𝑊)〉))) |
| 5 | 1, 2, 4 | mp2an 705 | . . 3 ⊢ (.r‘𝑊) = (·𝑖‘(((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) sSet 〈(·𝑖‘ndx), (.r‘𝑊)〉)) |
| 6 | srapart.a | . . . . . 6 ⊢ (𝜑 → 𝐴 = ((subringAlg ‘𝑊)‘𝑆)) | |
| 7 | 6 | adantl 487 | . . . . 5 ⊢ ((𝑊 ∈ V ∧ 𝜑) → 𝐴 = ((subringAlg ‘𝑊)‘𝑆)) |
| 8 | srapart.s | . . . . . 6 ⊢ (𝜑 → 𝑆 ⊆ (Base‘𝑊)) | |
| 9 | sraval 21456 | . . . . . 6 ⊢ ((𝑊 ∈ V ∧ 𝑆 ⊆ (Base‘𝑊)) → ((subringAlg ‘𝑊)‘𝑆) = (((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) sSet 〈(·𝑖‘ndx), (.r‘𝑊)〉)) | |
| 10 | 8, 9 | sylan2 605 | . . . . 5 ⊢ ((𝑊 ∈ V ∧ 𝜑) → ((subringAlg ‘𝑊)‘𝑆) = (((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) sSet 〈(·𝑖‘ndx), (.r‘𝑊)〉)) |
| 11 | 7, 10 | eqtrd 2795 | . . . 4 ⊢ ((𝑊 ∈ V ∧ 𝜑) → 𝐴 = (((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) sSet 〈(·𝑖‘ndx), (.r‘𝑊)〉)) |
| 12 | 11 | fveq2d 6890 | . . 3 ⊢ ((𝑊 ∈ V ∧ 𝜑) → (·𝑖‘𝐴) = (·𝑖‘(((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) sSet 〈(·𝑖‘ndx), (.r‘𝑊)〉))) |
| 13 | 5, 12 | eqtr4id 2814 | . 2 ⊢ ((𝑊 ∈ V ∧ 𝜑) → (.r‘𝑊) = (·𝑖‘𝐴)) |
| 14 | 3 | str0 17373 | . . 3 ⊢ ∅ = (·𝑖‘∅) |
| 15 | fvprc 6878 | . . . 4 ⊢ (¬ 𝑊 ∈ V → (.r‘𝑊) = ∅) | |
| 16 | 15 | adantr 486 | . . 3 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → (.r‘𝑊) = ∅) |
| 17 | fv2prc 6928 | . . . . 5 ⊢ (¬ 𝑊 ∈ V → ((subringAlg ‘𝑊)‘𝑆) = ∅) | |
| 18 | 6, 17 | sylan9eqr 2817 | . . . 4 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → 𝐴 = ∅) |
| 19 | 18 | fveq2d 6890 | . . 3 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → (·𝑖‘𝐴) = (·𝑖‘∅)) |
| 20 | 14, 16, 19 | 3eqtr4a 2821 | . 2 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → (.r‘𝑊) = (·𝑖‘𝐴)) |
| 21 | 13, 20 | pm2.61ian 824 | 1 ⊢ (𝜑 → (.r‘𝑊) = (·𝑖‘𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 Vcvv 3450 ⊆ wss 3895 ∅c0 4278 〈cop 4834 ‘cfv 6539 (class class class)co 7421 sSet csts 17347 ndxcnx 17377 Basecbs 17393 ↾s cress 17414 .rcmulr 17435 Scalarcsca 17437 ·𝑠 cvsca 17438 ·𝑖cip 17439 subringAlg csra 21452 |
| 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-pow 5326 ax-pr 5390 ax-un 7752 ax-cnex 11260 ax-1cn 11262 ax-addcl 11264 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 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-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 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-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-ov 7424 df-oprab 7425 df-mpo 7426 df-om 7879 df-2nd 8003 df-frecs 8303 df-wrecs 8334 df-recs 8383 df-rdg 8422 df-nn 12340 df-2 12409 df-3 12410 df-4 12411 df-5 12412 df-6 12413 df-7 12414 df-8 12415 df-sets 17348 df-slot 17366 df-ndx 17378 df-ip 17452 df-sra 21454 |
| This theorem is used by: frlmip 22090 rrxip 25717 |
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