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Mirrors > Home > MPE Home > Th. List > Mathboxes > ldualkrsc | Structured version Visualization version GIF version |
Description: The kernel of a nonzero scalar product of a functional equals the kernel of the functional. (Contributed by NM, 28-Dec-2014.) |
Ref | Expression |
---|---|
ldualkrsc.r | ⊢ 𝑅 = (Scalar‘𝑊) |
ldualkrsc.k | ⊢ 𝐾 = (Base‘𝑅) |
ldualkrsc.o | ⊢ 0 = (0g‘𝑅) |
ldualkrsc.f | ⊢ 𝐹 = (LFnl‘𝑊) |
ldualkrsc.l | ⊢ 𝐿 = (LKer‘𝑊) |
ldualkrsc.d | ⊢ 𝐷 = (LDual‘𝑊) |
ldualkrsc.s | ⊢ · = ( ·𝑠 ‘𝐷) |
ldualkrsc.w | ⊢ (𝜑 → 𝑊 ∈ LVec) |
ldualkrsc.g | ⊢ (𝜑 → 𝐺 ∈ 𝐹) |
ldualkrsc.x | ⊢ (𝜑 → 𝑋 ∈ 𝐾) |
ldualkrsc.e | ⊢ (𝜑 → 𝑋 ≠ 0 ) |
Ref | Expression |
---|---|
ldualkrsc | ⊢ (𝜑 → (𝐿‘(𝑋 · 𝐺)) = (𝐿‘𝐺)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ldualkrsc.f | . . . 4 ⊢ 𝐹 = (LFnl‘𝑊) | |
2 | eqid 2821 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
3 | ldualkrsc.r | . . . 4 ⊢ 𝑅 = (Scalar‘𝑊) | |
4 | ldualkrsc.k | . . . 4 ⊢ 𝐾 = (Base‘𝑅) | |
5 | eqid 2821 | . . . 4 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
6 | ldualkrsc.d | . . . 4 ⊢ 𝐷 = (LDual‘𝑊) | |
7 | ldualkrsc.s | . . . 4 ⊢ · = ( ·𝑠 ‘𝐷) | |
8 | ldualkrsc.w | . . . 4 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
9 | ldualkrsc.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐾) | |
10 | ldualkrsc.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ 𝐹) | |
11 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 | ldualvs 36267 | . . 3 ⊢ (𝜑 → (𝑋 · 𝐺) = (𝐺 ∘f (.r‘𝑅)((Base‘𝑊) × {𝑋}))) |
12 | 11 | fveq2d 6669 | . 2 ⊢ (𝜑 → (𝐿‘(𝑋 · 𝐺)) = (𝐿‘(𝐺 ∘f (.r‘𝑅)((Base‘𝑊) × {𝑋})))) |
13 | ldualkrsc.l | . . 3 ⊢ 𝐿 = (LKer‘𝑊) | |
14 | ldualkrsc.o | . . 3 ⊢ 0 = (0g‘𝑅) | |
15 | ldualkrsc.e | . . 3 ⊢ (𝜑 → 𝑋 ≠ 0 ) | |
16 | 2, 3, 4, 5, 1, 13, 8, 10, 9, 14, 15 | lkrsc 36227 | . 2 ⊢ (𝜑 → (𝐿‘(𝐺 ∘f (.r‘𝑅)((Base‘𝑊) × {𝑋}))) = (𝐿‘𝐺)) |
17 | 12, 16 | eqtrd 2856 | 1 ⊢ (𝜑 → (𝐿‘(𝑋 · 𝐺)) = (𝐿‘𝐺)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1533 ∈ wcel 2110 ≠ wne 3016 {csn 4561 × cxp 5548 ‘cfv 6350 (class class class)co 7150 ∘f cof 7401 Basecbs 16477 .rcmulr 16560 Scalarcsca 16562 ·𝑠 cvsca 16563 0gc0g 16707 LVecclvec 19868 LFnlclfn 36187 LKerclk 36215 LDualcld 36253 |
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 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5322 ax-un 7455 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3497 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4562 df-pr 4564 df-tp 4566 df-op 4568 df-uni 4833 df-int 4870 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-tr 5166 df-id 5455 df-eprel 5460 df-po 5469 df-so 5470 df-fr 5509 df-we 5511 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-rn 5561 df-res 5562 df-ima 5563 df-pred 6143 df-ord 6189 df-on 6190 df-lim 6191 df-suc 6192 df-iota 6309 df-fun 6352 df-fn 6353 df-f 6354 df-f1 6355 df-fo 6356 df-f1o 6357 df-fv 6358 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-of 7403 df-om 7575 df-1st 7683 df-2nd 7684 df-tpos 7886 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-1o 8096 df-oadd 8100 df-er 8283 df-map 8402 df-en 8504 df-dom 8505 df-sdom 8506 df-fin 8507 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-nn 11633 df-2 11694 df-3 11695 df-4 11696 df-5 11697 df-6 11698 df-n0 11892 df-z 11976 df-uz 12238 df-fz 12887 df-struct 16479 df-ndx 16480 df-slot 16481 df-base 16483 df-sets 16484 df-ress 16485 df-plusg 16572 df-mulr 16573 df-sca 16575 df-vsca 16576 df-0g 16709 df-mgm 17846 df-sgrp 17895 df-mnd 17906 df-grp 18100 df-minusg 18101 df-mgp 19234 df-ur 19246 df-ring 19293 df-oppr 19367 df-dvdsr 19385 df-unit 19386 df-invr 19416 df-drng 19498 df-lmod 19630 df-lvec 19869 df-lfl 36188 df-lkr 36216 df-ldual 36254 |
This theorem is referenced by: lclkrlem1 38636 lcfrlem31 38703 |
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