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| Mirrors > Home > ILE Home > Th. List > rnasclassa | GIF version | ||
| Description: The scalar multiples of the unit vector form a subalgebra of the vectors. (Contributed by SN, 16-Nov-2023.) |
| Ref | Expression |
|---|---|
| rnasclassa.a | ⊢ 𝐴 = (algSc‘𝑊) |
| rnasclassa.u | ⊢ 𝑈 = (𝑊 ↾s ran 𝐴) |
| rnasclassa.w | ⊢ (𝜑 → 𝑊 ∈ AssAlg) |
| Ref | Expression |
|---|---|
| rnasclassa | ⊢ (𝜑 → 𝑈 ∈ AssAlg) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssidd 3269 | . 2 ⊢ (𝜑 → ran 𝐴 ⊆ ran 𝐴) | |
| 2 | rnasclassa.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ AssAlg) | |
| 3 | rnasclassa.a | . . . 4 ⊢ 𝐴 = (algSc‘𝑊) | |
| 4 | 3, 2 | rnasclsubrg 15019 | . . 3 ⊢ (𝜑 → ran 𝐴 ∈ (SubRing‘𝑊)) |
| 5 | eqid 2238 | . . . . 5 ⊢ (LSubSp‘𝑊) = (LSubSp‘𝑊) | |
| 6 | 3, 5 | issubassa2 15018 | . . . 4 ⊢ ((𝑊 ∈ AssAlg ∧ ran 𝐴 ∈ (SubRing‘𝑊)) → (ran 𝐴 ∈ (LSubSp‘𝑊) ↔ ran 𝐴 ⊆ ran 𝐴)) |
| 7 | rnasclassa.u | . . . . . 6 ⊢ 𝑈 = (𝑊 ↾s ran 𝐴) | |
| 8 | 7, 5 | issubassa3 14995 | . . . . 5 ⊢ ((𝑊 ∈ AssAlg ∧ (ran 𝐴 ∈ (SubRing‘𝑊) ∧ ran 𝐴 ∈ (LSubSp‘𝑊))) → 𝑈 ∈ AssAlg) |
| 9 | 8 | expr 375 | . . . 4 ⊢ ((𝑊 ∈ AssAlg ∧ ran 𝐴 ∈ (SubRing‘𝑊)) → (ran 𝐴 ∈ (LSubSp‘𝑊) → 𝑈 ∈ AssAlg)) |
| 10 | 6, 9 | sylbird 170 | . . 3 ⊢ ((𝑊 ∈ AssAlg ∧ ran 𝐴 ∈ (SubRing‘𝑊)) → (ran 𝐴 ⊆ ran 𝐴 → 𝑈 ∈ AssAlg)) |
| 11 | 2, 4, 10 | syl2anc 415 | . 2 ⊢ (𝜑 → (ran 𝐴 ⊆ ran 𝐴 → 𝑈 ∈ AssAlg)) |
| 12 | 1, 11 | mpd 13 | 1 ⊢ (𝜑 → 𝑈 ∈ AssAlg) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 ⊆ wss 3220 ran crn 4773 ‘cfv 5375 (class class class)co 6079 ↾s cress 13336 SubRingcsubrg 14508 LSubSpclss 14672 AssAlgcasa 14979 algSccascl 14981 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4244 ax-sep 4247 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-cnex 8264 ax-resscn 8265 ax-1cn 8266 ax-1re 8267 ax-icn 8268 ax-addcl 8269 ax-addrcl 8270 ax-mulcl 8271 ax-addcom 8273 ax-addass 8275 ax-i2m1 8278 ax-0lt1 8279 ax-0id 8281 ax-rnegex 8282 ax-pre-ltirr 8285 ax-pre-lttrn 8287 ax-pre-ltadd 8289 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-int 3969 df-iun 4012 df-br 4129 df-opab 4191 df-mpt 4192 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-res 4784 df-ima 4785 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-f1 5380 df-fo 5381 df-f1o 5382 df-fv 5383 df-riota 6032 df-ov 6082 df-oprab 6083 df-mpo 6084 df-1st 6368 df-2nd 6369 df-map 6918 df-pnf 8356 df-mnf 8357 df-ltxr 8359 df-inn 9288 df-2 9346 df-3 9347 df-4 9348 df-5 9349 df-6 9350 df-ndx 13338 df-slot 13339 df-base 13341 df-sets 13342 df-iress 13343 df-plusg 13427 df-mulr 13428 df-sca 13430 df-vsca 13431 df-0g 13595 df-mgm 13659 df-sgrp 13700 df-mnd 13713 df-mhm 13749 df-submnd 13750 df-grp 13791 df-minusg 13792 df-sbg 13793 df-subg 13956 df-ghm 14027 df-mgp 14201 df-ur 14246 df-ring 14285 df-rhm 14442 df-subrg 14510 df-lmod 14608 df-lssm 14673 df-lsp 14707 df-assa 14982 df-ascl 14984 |
| This theorem is referenced by: (None) |
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