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| Mirrors > Home > MPE Home > Th. List > ipsubdir | Structured version Visualization version GIF version | ||
| Description: Distributive law for inner product subtraction. (Contributed by NM, 20-Nov-2007.) (Revised by Mario Carneiro, 7-Oct-2015.) |
| Ref | Expression |
|---|---|
| phlsrng.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| phllmhm.h | ⊢ , = (·𝑖‘𝑊) |
| phllmhm.v | ⊢ 𝑉 = (Base‘𝑊) |
| ipsubdir.m | ⊢ − = (-g‘𝑊) |
| ipsubdir.s | ⊢ 𝑆 = (-g‘𝐹) |
| Ref | Expression |
|---|---|
| ipsubdir | ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → ((𝐴 − 𝐵) , 𝐶) = ((𝐴 , 𝐶)𝑆(𝐵 , 𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 486 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝑊 ∈ PreHil) | |
| 2 | phllmod 21682 | . . . . . . . 8 ⊢ (𝑊 ∈ PreHil → 𝑊 ∈ LMod) | |
| 3 | 2 | adantr 484 | . . . . . . 7 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝑊 ∈ LMod) |
| 4 | lmodgrp 20934 | . . . . . . 7 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Grp) | |
| 5 | 3, 4 | syl 17 | . . . . . 6 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝑊 ∈ Grp) |
| 6 | simpr1 1208 | . . . . . 6 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝐴 ∈ 𝑉) | |
| 7 | simpr2 1209 | . . . . . 6 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝐵 ∈ 𝑉) | |
| 8 | phllmhm.v | . . . . . . 7 ⊢ 𝑉 = (Base‘𝑊) | |
| 9 | ipsubdir.m | . . . . . . 7 ⊢ − = (-g‘𝑊) | |
| 10 | 8, 9 | grpsubcl 19062 | . . . . . 6 ⊢ ((𝑊 ∈ Grp ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → (𝐴 − 𝐵) ∈ 𝑉) |
| 11 | 5, 6, 7, 10 | syl3anc 1390 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (𝐴 − 𝐵) ∈ 𝑉) |
| 12 | simpr3 1210 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝐶 ∈ 𝑉) | |
| 13 | phlsrng.f | . . . . . 6 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 14 | phllmhm.h | . . . . . 6 ⊢ , = (·𝑖‘𝑊) | |
| 15 | eqid 2762 | . . . . . 6 ⊢ (+g‘𝑊) = (+g‘𝑊) | |
| 16 | eqid 2762 | . . . . . 6 ⊢ (+g‘𝐹) = (+g‘𝐹) | |
| 17 | 13, 14, 8, 15, 16 | ipdir 21691 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ ((𝐴 − 𝐵) ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (((𝐴 − 𝐵)(+g‘𝑊)𝐵) , 𝐶) = (((𝐴 − 𝐵) , 𝐶)(+g‘𝐹)(𝐵 , 𝐶))) |
| 18 | 1, 11, 7, 12, 17 | syl13anc 1391 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (((𝐴 − 𝐵)(+g‘𝑊)𝐵) , 𝐶) = (((𝐴 − 𝐵) , 𝐶)(+g‘𝐹)(𝐵 , 𝐶))) |
| 19 | 8, 15, 9 | grpnpcan 19074 | . . . . . 6 ⊢ ((𝑊 ∈ Grp ∧ 𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉) → ((𝐴 − 𝐵)(+g‘𝑊)𝐵) = 𝐴) |
| 20 | 5, 6, 7, 19 | syl3anc 1390 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → ((𝐴 − 𝐵)(+g‘𝑊)𝐵) = 𝐴) |
| 21 | 20 | oveq1d 7411 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (((𝐴 − 𝐵)(+g‘𝑊)𝐵) , 𝐶) = (𝐴 , 𝐶)) |
| 22 | 18, 21 | eqtr3d 2799 | . . 3 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (((𝐴 − 𝐵) , 𝐶)(+g‘𝐹)(𝐵 , 𝐶)) = (𝐴 , 𝐶)) |
| 23 | 13 | lmodfgrp 20936 | . . . . 5 ⊢ (𝑊 ∈ LMod → 𝐹 ∈ Grp) |
| 24 | 3, 23 | syl 17 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → 𝐹 ∈ Grp) |
| 25 | eqid 2762 | . . . . . 6 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
| 26 | 13, 14, 8, 25 | ipcl 21685 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ 𝐴 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉) → (𝐴 , 𝐶) ∈ (Base‘𝐹)) |
| 27 | 1, 6, 12, 26 | syl3anc 1390 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (𝐴 , 𝐶) ∈ (Base‘𝐹)) |
| 28 | 13, 14, 8, 25 | ipcl 21685 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉) → (𝐵 , 𝐶) ∈ (Base‘𝐹)) |
| 29 | 1, 7, 12, 28 | syl3anc 1390 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (𝐵 , 𝐶) ∈ (Base‘𝐹)) |
| 30 | 13, 14, 8, 25 | ipcl 21685 | . . . . 5 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 − 𝐵) ∈ 𝑉 ∧ 𝐶 ∈ 𝑉) → ((𝐴 − 𝐵) , 𝐶) ∈ (Base‘𝐹)) |
| 31 | 1, 11, 12, 30 | syl3anc 1390 | . . . 4 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → ((𝐴 − 𝐵) , 𝐶) ∈ (Base‘𝐹)) |
| 32 | ipsubdir.s | . . . . 5 ⊢ 𝑆 = (-g‘𝐹) | |
| 33 | 25, 16, 32 | grpsubadd 19070 | . . . 4 ⊢ ((𝐹 ∈ Grp ∧ ((𝐴 , 𝐶) ∈ (Base‘𝐹) ∧ (𝐵 , 𝐶) ∈ (Base‘𝐹) ∧ ((𝐴 − 𝐵) , 𝐶) ∈ (Base‘𝐹))) → (((𝐴 , 𝐶)𝑆(𝐵 , 𝐶)) = ((𝐴 − 𝐵) , 𝐶) ↔ (((𝐴 − 𝐵) , 𝐶)(+g‘𝐹)(𝐵 , 𝐶)) = (𝐴 , 𝐶))) |
| 34 | 24, 27, 29, 31, 33 | syl13anc 1391 | . . 3 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → (((𝐴 , 𝐶)𝑆(𝐵 , 𝐶)) = ((𝐴 − 𝐵) , 𝐶) ↔ (((𝐴 − 𝐵) , 𝐶)(+g‘𝐹)(𝐵 , 𝐶)) = (𝐴 , 𝐶))) |
| 35 | 22, 34 | mpbird 259 | . 2 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → ((𝐴 , 𝐶)𝑆(𝐵 , 𝐶)) = ((𝐴 − 𝐵) , 𝐶)) |
| 36 | 35 | eqcomd 2768 | 1 ⊢ ((𝑊 ∈ PreHil ∧ (𝐴 ∈ 𝑉 ∧ 𝐵 ∈ 𝑉 ∧ 𝐶 ∈ 𝑉)) → ((𝐴 − 𝐵) , 𝐶) = ((𝐴 , 𝐶)𝑆(𝐵 , 𝐶))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ wa 399 ∧ w3a 1098 = wceq 1560 ∈ wcel 2142 ‘cfv 6521 (class class class)co 7396 Basecbs 17245 +gcplusg 17286 Scalarcsca 17289 ·𝑖cip 17291 Grpcgrp 18975 -gcsg 18977 LModclmod 20927 PreHilcphl 21676 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5227 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-cnex 11129 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-er 8678 df-map 8810 df-en 8928 df-dom 8929 df-sdom 8930 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-nn 12211 df-2 12280 df-3 12281 df-4 12282 df-5 12283 df-6 12284 df-7 12285 df-8 12286 df-sets 17200 df-slot 17218 df-ndx 17230 df-base 17246 df-plusg 17299 df-sca 17302 df-vsca 17303 df-ip 17304 df-0g 17470 df-mgm 18674 df-sgrp 18753 df-mnd 18769 df-grp 18978 df-minusg 18979 df-sbg 18980 df-ghm 19254 df-ring 20285 df-lmod 20929 df-lmhm 21089 df-lvec 21170 df-sra 21240 df-rgmod 21241 df-phl 21678 |
| This theorem is referenced by: ip2subdi 21696 cphsubdir 25270 |
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