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| Mirrors > Home > ILE Home > Th. List > islssmg | 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.) Use islssm 14666 instead. (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| lssset.f |
|
| lssset.b |
|
| lssset.v |
|
| lssset.p |
|
| lssset.t |
|
| lssset.s |
|
| Ref | Expression |
|---|---|
| islssmg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lssset.f |
. . . 4
| |
| 2 | lssset.b |
. . . 4
| |
| 3 | lssset.v |
. . . 4
| |
| 4 | lssset.p |
. . . 4
| |
| 5 | lssset.t |
. . . 4
| |
| 6 | lssset.s |
. . . 4
| |
| 7 | 1, 2, 3, 4, 5, 6 | lsssetm 14665 |
. . 3
|
| 8 | 7 | eleq2d 2308 |
. 2
|
| 9 | basfn 13389 |
. . . . . . 7
| |
| 10 | elex 2833 |
. . . . . . 7
| |
| 11 | funfvex 5707 |
. . . . . . . 8
| |
| 12 | 11 | funfni 5478 |
. . . . . . 7
|
| 13 | 9, 10, 12 | sylancr 418 |
. . . . . 6
|
| 14 | 3, 13 | eqeltrid 2325 |
. . . . 5
|
| 15 | elpw2g 4287 |
. . . . 5
| |
| 16 | 14, 15 | syl 14 |
. . . 4
|
| 17 | 16 | anbi1d 469 |
. . 3
|
| 18 | eleq2 2302 |
. . . . . 6
| |
| 19 | 18 | exbidv 1878 |
. . . . 5
|
| 20 | eleq2 2302 |
. . . . . . . 8
| |
| 21 | 20 | raleqbi1dv 2761 |
. . . . . . 7
|
| 22 | 21 | raleqbi1dv 2761 |
. . . . . 6
|
| 23 | 22 | ralbidv 2550 |
. . . . 5
|
| 24 | 19, 23 | anbi12d 477 |
. . . 4
|
| 25 | 24 | elrab 2982 |
. . 3
|
| 26 | 3anass 1013 |
. . 3
| |
| 27 | 17, 25, 26 | 3bitr4g 223 |
. 2
|
| 28 | 8, 27 | bitrd 188 |
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: islssmd 14668 lssssg 14669 lssclg 14673 lss0cl 14678 islss4 14691 lsspropdg 14740 |
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