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| Mirrors > Home > MPE Home > Th. List > Mathboxes > assalactf1o | Structured version Visualization version GIF version | ||
| Description: In an associative algebra 𝐴, left-multiplication by a fixed element of the algebra is bijective. See also lactlmhm 33990. (Contributed by Thierry Arnoux, 3-Aug-2025.) |
| Ref | Expression |
|---|---|
| lactlmhm.b | ⊢ 𝐵 = (Base‘𝐴) |
| lactlmhm.m | ⊢ · = (.r‘𝐴) |
| lactlmhm.f | ⊢ 𝐹 = (𝑥 ∈ 𝐵 ↦ (𝐶 · 𝑥)) |
| lactlmhm.a | ⊢ (𝜑 → 𝐴 ∈ AssAlg) |
| assalactf1o.1 | ⊢ 𝐸 = (RLReg‘𝐴) |
| assalactf1o.k | ⊢ 𝐾 = (Scalar‘𝐴) |
| assalactf1o.2 | ⊢ (𝜑 → 𝐾 ∈ DivRing) |
| assalactf1o.3 | ⊢ (𝜑 → (dim‘𝐴) ∈ ℕ0) |
| assalactf1o.c | ⊢ (𝜑 → 𝐶 ∈ 𝐸) |
| Ref | Expression |
|---|---|
| assalactf1o | ⊢ (𝜑 → 𝐹:𝐵–1-1-onto→𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lactlmhm.b | . 2 ⊢ 𝐵 = (Base‘𝐴) | |
| 2 | lactlmhm.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ AssAlg) | |
| 3 | assalmod 21989 | . . . 4 ⊢ (𝐴 ∈ AssAlg → 𝐴 ∈ LMod) | |
| 4 | 2, 3 | syl 18 | . . 3 ⊢ (𝜑 → 𝐴 ∈ LMod) |
| 5 | assalactf1o.2 | . . 3 ⊢ (𝜑 → 𝐾 ∈ DivRing) | |
| 6 | assalactf1o.k | . . . 4 ⊢ 𝐾 = (Scalar‘𝐴) | |
| 7 | 6 | islvec 21204 | . . 3 ⊢ (𝐴 ∈ LVec ↔ (𝐴 ∈ LMod ∧ 𝐾 ∈ DivRing)) |
| 8 | 4, 5, 7 | sylanbrc 594 | . 2 ⊢ (𝜑 → 𝐴 ∈ LVec) |
| 9 | assalactf1o.3 | . 2 ⊢ (𝜑 → (dim‘𝐴) ∈ ℕ0) | |
| 10 | lactlmhm.m | . . 3 ⊢ · = (.r‘𝐴) | |
| 11 | lactlmhm.f | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐵 ↦ (𝐶 · 𝑥)) | |
| 12 | assalactf1o.1 | . . . . 5 ⊢ 𝐸 = (RLReg‘𝐴) | |
| 13 | 12, 1 | rrgss 20786 | . . . 4 ⊢ 𝐸 ⊆ 𝐵 |
| 14 | assalactf1o.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝐸) | |
| 15 | 13, 14 | sselid 3934 | . . 3 ⊢ (𝜑 → 𝐶 ∈ 𝐵) |
| 16 | 1, 10, 11, 2, 15 | lactlmhm 33990 | . 2 ⊢ (𝜑 → 𝐹 ∈ (𝐴 LMHom 𝐴)) |
| 17 | assaring 21990 | . . . . . . 7 ⊢ (𝐴 ∈ AssAlg → 𝐴 ∈ Ring) | |
| 18 | 2, 17 | syl 18 | . . . . . 6 ⊢ (𝜑 → 𝐴 ∈ Ring) |
| 19 | 18 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝐴 ∈ Ring) |
| 20 | 15 | adantr 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝐶 ∈ 𝐵) |
| 21 | simpr 489 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ 𝐵) | |
| 22 | 1, 10, 19, 20, 21 | ringcld 20341 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝐶 · 𝑥) ∈ 𝐵) |
| 23 | 22 | ralrimiva 3155 | . . 3 ⊢ (𝜑 → ∀𝑥 ∈ 𝐵 (𝐶 · 𝑥) ∈ 𝐵) |
| 24 | 18 | ringgrpd 20323 | . . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ Grp) |
| 25 | 24 | ad3antrrr 742 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝐴 ∈ Grp) |
| 26 | 21 | ad2antrr 738 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝑥 ∈ 𝐵) |
| 27 | simplr 780 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝑦 ∈ 𝐵) | |
| 28 | 14 | ad3antrrr 742 | . . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝐶 ∈ 𝐸) |
| 29 | eqid 2761 | . . . . . . . . 9 ⊢ (-g‘𝐴) = (-g‘𝐴) | |
| 30 | 1, 29, 25, 26, 27 | grpsubcld 33327 | . . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝑥(-g‘𝐴)𝑦) ∈ 𝐵) |
| 31 | 18 | ad3antrrr 742 | . . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝐴 ∈ Ring) |
| 32 | 15 | ad3antrrr 742 | . . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝐶 ∈ 𝐵) |
| 33 | 1, 10, 29, 31, 32, 26, 27 | ringsubdi 20389 | . . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝐶 · (𝑥(-g‘𝐴)𝑦)) = ((𝐶 · 𝑥)(-g‘𝐴)(𝐶 · 𝑦))) |
| 34 | 22 | ad2antrr 738 | . . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝐶 · 𝑥) ∈ 𝐵) |
| 35 | 1, 10, 31, 32, 27 | ringcld 20341 | . . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝐶 · 𝑦) ∈ 𝐵) |
| 36 | simpr 489 | . . . . . . . . . 10 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝐶 · 𝑥) = (𝐶 · 𝑦)) | |
| 37 | eqid 2761 | . . . . . . . . . . . 12 ⊢ (0g‘𝐴) = (0g‘𝐴) | |
| 38 | 1, 37, 29 | grpsubeq0 19091 | . . . . . . . . . . 11 ⊢ ((𝐴 ∈ Grp ∧ (𝐶 · 𝑥) ∈ 𝐵 ∧ (𝐶 · 𝑦) ∈ 𝐵) → (((𝐶 · 𝑥)(-g‘𝐴)(𝐶 · 𝑦)) = (0g‘𝐴) ↔ (𝐶 · 𝑥) = (𝐶 · 𝑦))) |
| 39 | 38 | biimpar 482 | . . . . . . . . . 10 ⊢ (((𝐴 ∈ Grp ∧ (𝐶 · 𝑥) ∈ 𝐵 ∧ (𝐶 · 𝑦) ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → ((𝐶 · 𝑥)(-g‘𝐴)(𝐶 · 𝑦)) = (0g‘𝐴)) |
| 40 | 25, 34, 35, 36, 39 | syl31anc 1398 | . . . . . . . . 9 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → ((𝐶 · 𝑥)(-g‘𝐴)(𝐶 · 𝑦)) = (0g‘𝐴)) |
| 41 | 33, 40 | eqtrd 2796 | . . . . . . . 8 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝐶 · (𝑥(-g‘𝐴)𝑦)) = (0g‘𝐴)) |
| 42 | 12, 1, 10, 37 | rrgeq0i 20783 | . . . . . . . . 9 ⊢ ((𝐶 ∈ 𝐸 ∧ (𝑥(-g‘𝐴)𝑦) ∈ 𝐵) → ((𝐶 · (𝑥(-g‘𝐴)𝑦)) = (0g‘𝐴) → (𝑥(-g‘𝐴)𝑦) = (0g‘𝐴))) |
| 43 | 42 | imp 411 | . . . . . . . 8 ⊢ (((𝐶 ∈ 𝐸 ∧ (𝑥(-g‘𝐴)𝑦) ∈ 𝐵) ∧ (𝐶 · (𝑥(-g‘𝐴)𝑦)) = (0g‘𝐴)) → (𝑥(-g‘𝐴)𝑦) = (0g‘𝐴)) |
| 44 | 28, 30, 41, 43 | syl21anc 850 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → (𝑥(-g‘𝐴)𝑦) = (0g‘𝐴)) |
| 45 | 1, 37, 29 | grpsubeq0 19091 | . . . . . . . 8 ⊢ ((𝐴 ∈ Grp ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) → ((𝑥(-g‘𝐴)𝑦) = (0g‘𝐴) ↔ 𝑥 = 𝑦)) |
| 46 | 45 | biimpa 481 | . . . . . . 7 ⊢ (((𝐴 ∈ Grp ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) ∧ (𝑥(-g‘𝐴)𝑦) = (0g‘𝐴)) → 𝑥 = 𝑦) |
| 47 | 25, 26, 27, 44, 46 | syl31anc 1398 | . . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) ∧ (𝐶 · 𝑥) = (𝐶 · 𝑦)) → 𝑥 = 𝑦) |
| 48 | 47 | ex 417 | . . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝐵) ∧ 𝑦 ∈ 𝐵) → ((𝐶 · 𝑥) = (𝐶 · 𝑦) → 𝑥 = 𝑦)) |
| 49 | 48 | anasss 471 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → ((𝐶 · 𝑥) = (𝐶 · 𝑦) → 𝑥 = 𝑦)) |
| 50 | 49 | ralrimivva 3206 | . . 3 ⊢ (𝜑 → ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝐶 · 𝑥) = (𝐶 · 𝑦) → 𝑥 = 𝑦)) |
| 51 | oveq2 7418 | . . . 4 ⊢ (𝑥 = 𝑦 → (𝐶 · 𝑥) = (𝐶 · 𝑦)) | |
| 52 | 11, 51 | f1mpt 7259 | . . 3 ⊢ (𝐹:𝐵–1-1→𝐵 ↔ (∀𝑥 ∈ 𝐵 (𝐶 · 𝑥) ∈ 𝐵 ∧ ∀𝑥 ∈ 𝐵 ∀𝑦 ∈ 𝐵 ((𝐶 · 𝑥) = (𝐶 · 𝑦) → 𝑥 = 𝑦))) |
| 53 | 23, 50, 52 | sylanbrc 594 | . 2 ⊢ (𝜑 → 𝐹:𝐵–1-1→𝐵) |
| 54 | 1, 8, 9, 16, 53 | lvecendof1f1o 33989 | 1 ⊢ (𝜑 → 𝐹:𝐵–1-1-onto→𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∧ w3a 1101 = wceq 1568 ∈ wcel 2141 ∀wral 3077 ↦ cmpt 5191 –1-1→wf1 6533 –1-1-onto→wf1o 6535 ‘cfv 6536 (class class class)co 7410 ℕ0cn0 12503 Basecbs 17268 .rcmulr 17310 Scalarcsca 17312 0gc0g 17491 Grpcgrp 18999 -gcsg 19001 Ringcrg 20314 RLRegcrlreg 20775 DivRingcdr 20812 LModclmod 20960 LVecclvec 21202 AssAlgcasa 21979 dimcldim 33955 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5237 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-reg 9553 ax-inf2 9609 ax-ac2 10446 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4595 df-uni 4872 df-int 4912 df-iun 4957 df-iin 4958 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-isom 6545 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-of 7674 df-rpss 7720 df-om 7862 df-1st 7985 df-2nd 7986 df-supp 8156 df-tpos 8221 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-oadd 8456 df-er 8693 df-map 8825 df-ixp 8895 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-fsupp 9321 df-sup 9401 df-oi 9471 df-r1 9735 df-rank 9736 df-dju 9886 df-card 9924 df-acn 9927 df-ac 10099 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-nn 12233 df-2 12302 df-3 12303 df-4 12304 df-5 12305 df-6 12306 df-7 12307 df-8 12308 df-9 12309 df-n0 12504 df-xnn0 12577 df-z 12591 df-dec 12711 df-uz 12862 df-xadd 13137 df-fz 13535 df-fzo 13683 df-seq 14038 df-hash 14367 df-struct 17206 df-sets 17223 df-slot 17241 df-ndx 17253 df-base 17269 df-ress 17290 df-plusg 17322 df-mulr 17323 df-sca 17325 df-vsca 17326 df-ip 17327 df-tset 17328 df-ple 17329 df-ocomp 17330 df-ds 17331 df-hom 17333 df-cco 17334 df-0g 17493 df-gsum 17494 df-prds 17499 df-pws 17501 df-mre 17637 df-mrc 17638 df-mri 17639 df-acs 17640 df-proset 18349 df-drs 18350 df-poset 18368 df-ipo 18583 df-mgm 18697 df-sgrp 18776 df-mnd 18792 df-mhm 18840 df-submnd 18841 df-grp 19002 df-minusg 19003 df-sbg 19004 df-mulg 19133 df-subg 19188 df-ghm 19283 df-cntz 19386 df-lsm 19705 df-cmn 19851 df-abl 19852 df-mgp 20216 df-rng 20230 df-ur 20263 df-ring 20316 df-oppr 20418 df-dvdsr 20438 df-unit 20439 df-invr 20469 df-nzr 20595 df-subrg 20654 df-rlreg 20778 df-drng 20814 df-lmod 20962 df-lss 21032 df-lsp 21072 df-lmhm 21122 df-lmim 21123 df-lbs 21175 df-lvec 21203 df-sra 21273 df-rgmod 21274 df-dsmm 21861 df-frlm 21876 df-uvc 21912 df-lindf 21935 df-linds 21936 df-assa 21982 df-dim 33956 |
| This theorem is referenced by: assarrginv 33992 |
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