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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 7401 | . . . 4 ⊢ ((𝑊 sSet 〈(Scalar‘ndx), (𝑊 ↾s 𝑆)〉) sSet 〈( ·𝑠 ‘ndx), (.r‘𝑊)〉) ∈ V | |
| 2 | fvex 6855 | . . . 4 ⊢ (.r‘𝑊) ∈ V | |
| 3 | ipid 17263 | . . . . 5 ⊢ ·𝑖 = Slot (·𝑖‘ndx) | |
| 4 | 3 | setsid 17146 | . . . 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 693 | . . 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 481 | . . . . 5 ⊢ ((𝑊 ∈ V ∧ 𝜑) → 𝐴 = ((subringAlg ‘𝑊)‘𝑆)) |
| 8 | srapart.s | . . . . . 6 ⊢ (𝜑 → 𝑆 ⊆ (Base‘𝑊)) | |
| 9 | sraval 21139 | . . . . . 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 594 | . . . . 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 2772 | . . . 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 6846 | . . 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 2791 | . 2 ⊢ ((𝑊 ∈ V ∧ 𝜑) → (.r‘𝑊) = (·𝑖‘𝐴)) |
| 14 | 3 | str0 17128 | . . 3 ⊢ ∅ = (·𝑖‘∅) |
| 15 | fvprc 6834 | . . . 4 ⊢ (¬ 𝑊 ∈ V → (.r‘𝑊) = ∅) | |
| 16 | 15 | adantr 480 | . . 3 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → (.r‘𝑊) = ∅) |
| 17 | fv2prc 6884 | . . . . 5 ⊢ (¬ 𝑊 ∈ V → ((subringAlg ‘𝑊)‘𝑆) = ∅) | |
| 18 | 6, 17 | sylan9eqr 2794 | . . . 4 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → 𝐴 = ∅) |
| 19 | 18 | fveq2d 6846 | . . 3 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → (·𝑖‘𝐴) = (·𝑖‘∅)) |
| 20 | 14, 16, 19 | 3eqtr4a 2798 | . 2 ⊢ ((¬ 𝑊 ∈ V ∧ 𝜑) → (.r‘𝑊) = (·𝑖‘𝐴)) |
| 21 | 13, 20 | pm2.61ian 812 | 1 ⊢ (𝜑 → (.r‘𝑊) = (·𝑖‘𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3442 ⊆ wss 3903 ∅c0 4287 〈cop 4588 ‘cfv 6500 (class class class)co 7368 sSet csts 17102 ndxcnx 17132 Basecbs 17148 ↾s cress 17169 .rcmulr 17190 Scalarcsca 17192 ·𝑠 cvsca 17193 ·𝑖cip 17194 subringAlg csra 21135 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-1cn 11096 ax-addcl 11098 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-7 12225 df-8 12226 df-sets 17103 df-slot 17121 df-ndx 17133 df-ip 17207 df-sra 21137 |
| This theorem is referenced by: frlmip 21745 rrxip 25358 |
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