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| Mirrors > Home > ILE Home > Th. List > islssm | Unicode version | ||
| Description: The predicate "is a subspace" (of a left module or left vector space). (Contributed by NM, 8-Dec-2013.) (Revised by Mario Carneiro, 8-Jan-2015.) |
| Ref | Expression |
|---|---|
| lssset.f |
|
| lssset.b |
|
| lssset.v |
|
| lssset.p |
|
| lssset.t |
|
| lssset.s |
|
| Ref | Expression |
|---|---|
| islssm |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lssset.s |
. . 3
| |
| 2 | 1 | lssmex 14664 |
. 2
|
| 3 | eleq1w 2299 |
. . . . . 6
| |
| 4 | 3 | cbvexv 1974 |
. . . . 5
|
| 5 | ssel 3242 |
. . . . . . 7
| |
| 6 | lssset.v |
. . . . . . . 8
| |
| 7 | 6 | basmex 13390 |
. . . . . . 7
|
| 8 | 5, 7 | syl6 33 |
. . . . . 6
|
| 9 | 8 | exlimdv 1872 |
. . . . 5
|
| 10 | 4, 9 | biimtrrid 153 |
. . . 4
|
| 11 | 10 | imp 124 |
. . 3
|
| 12 | 11 | 3adant3 1048 |
. 2
|
| 13 | lssset.f |
. . . . 5
| |
| 14 | lssset.b |
. . . . 5
| |
| 15 | lssset.p |
. . . . 5
| |
| 16 | lssset.t |
. . . . 5
| |
| 17 | 13, 14, 6, 15, 16, 1 | lsssetm 14665 |
. . . 4
|
| 18 | 17 | eleq2d 2308 |
. . 3
|
| 19 | basfn 13389 |
. . . . . . . 8
| |
| 20 | funfvex 5707 |
. . . . . . . . 9
| |
| 21 | 20 | funfni 5478 |
. . . . . . . 8
|
| 22 | 19, 21 | mpan 428 |
. . . . . . 7
|
| 23 | 6, 22 | eqeltrid 2325 |
. . . . . 6
|
| 24 | elpw2g 4287 |
. . . . . 6
| |
| 25 | 23, 24 | syl 14 |
. . . . 5
|
| 26 | 25 | anbi1d 469 |
. . . 4
|
| 27 | eleq2 2302 |
. . . . . . 7
| |
| 28 | 27 | exbidv 1878 |
. . . . . 6
|
| 29 | eleq2 2302 |
. . . . . . . . 9
| |
| 30 | 29 | raleqbi1dv 2761 |
. . . . . . . 8
|
| 31 | 30 | raleqbi1dv 2761 |
. . . . . . 7
|
| 32 | 31 | ralbidv 2550 |
. . . . . 6
|
| 33 | 28, 32 | anbi12d 477 |
. . . . 5
|
| 34 | 33 | elrab 2982 |
. . . 4
|
| 35 | 3anass 1013 |
. . . 4
| |
| 36 | 26, 34, 35 | 3bitr4g 223 |
. . 3
|
| 37 | 18, 36 | bitrd 188 |
. 2
|
| 38 | 2, 12, 37 | pm5.21nii 716 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-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-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-cnex 8260 ax-resscn 8261 ax-1re 8263 ax-addrcl 8266 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 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-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-iota 5332 df-fun 5374 df-fn 5375 df-fv 5380 df-ov 6078 df-inn 9284 df-ndx 13333 df-slot 13334 df-base 13336 df-lssm 14662 |
| This theorem is referenced by: islidlm 14788 |
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