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Description: The converse of a lattice translation is a lattice translation. (Contributed by NM, 10-May-2013)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | ltrncnv.h | |- H = ( LHyp ` K ) |
|
| ltrncnv.t | |- T = ( ( LTrn ` K ) ` W ) |
||
| Assertion | ltrncnv | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> `' F e. T ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltrncnv.h | |- H = ( LHyp ` K ) |
|
| 2 | ltrncnv.t | |- T = ( ( LTrn ` K ) ` W ) |
|
| 3 | eqid | |- ( ( LDil ` K ) ` W ) = ( ( LDil ` K ) ` W ) |
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| 4 | 1 3 2 | ltrnldil | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> F e. ( ( LDil ` K ) ` W ) ) |
| 5 | 1 3 | ldilcnv | |- ( ( ( K e. HL /\ W e. H ) /\ F e. ( ( LDil ` K ) ` W ) ) -> `' F e. ( ( LDil ` K ) ` W ) ) |
| 6 | 4 5 | syldan | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> `' F e. ( ( LDil ` K ) ` W ) ) |
| 7 | simp1 | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( K e. HL /\ W e. H ) /\ F e. T ) ) |
|
| 8 | simp1l | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( K e. HL /\ W e. H ) ) |
|
| 9 | simp1r | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> F e. T ) |
|
| 10 | simp2l | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> p e. ( Atoms ` K ) ) |
|
| 11 | simp3l | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> -. p ( le ` K ) W ) |
|
| 12 | eqid | |- ( le ` K ) = ( le ` K ) |
|
| 13 | eqid | |- ( Atoms ` K ) = ( Atoms ` K ) |
|
| 14 | 12 13 1 2 | ltrncnvel | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T /\ ( p e. ( Atoms ` K ) /\ -. p ( le ` K ) W ) ) -> ( ( `' F ` p ) e. ( Atoms ` K ) /\ -. ( `' F ` p ) ( le ` K ) W ) ) |
| 15 | 8 9 10 11 14 | syl112anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` p ) e. ( Atoms ` K ) /\ -. ( `' F ` p ) ( le ` K ) W ) ) |
| 16 | simp2r | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> q e. ( Atoms ` K ) ) |
|
| 17 | simp3r | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> -. q ( le ` K ) W ) |
|
| 18 | 12 13 1 2 | ltrncnvel | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T /\ ( q e. ( Atoms ` K ) /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` q ) e. ( Atoms ` K ) /\ -. ( `' F ` q ) ( le ` K ) W ) ) |
| 19 | 8 9 16 17 18 | syl112anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` q ) e. ( Atoms ` K ) /\ -. ( `' F ` q ) ( le ` K ) W ) ) |
| 20 | eqid | |- ( join ` K ) = ( join ` K ) |
|
| 21 | eqid | |- ( meet ` K ) = ( meet ` K ) |
|
| 22 | 12 20 21 13 1 2 | ltrnu | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( ( `' F ` p ) e. ( Atoms ` K ) /\ -. ( `' F ` p ) ( le ` K ) W ) /\ ( ( `' F ` q ) e. ( Atoms ` K ) /\ -. ( `' F ` q ) ( le ` K ) W ) ) -> ( ( ( `' F ` p ) ( join ` K ) ( F ` ( `' F ` p ) ) ) ( meet ` K ) W ) = ( ( ( `' F ` q ) ( join ` K ) ( F ` ( `' F ` q ) ) ) ( meet ` K ) W ) ) |
| 23 | 7 15 19 22 | syl3anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( ( `' F ` p ) ( join ` K ) ( F ` ( `' F ` p ) ) ) ( meet ` K ) W ) = ( ( ( `' F ` q ) ( join ` K ) ( F ` ( `' F ` q ) ) ) ( meet ` K ) W ) ) |
| 24 | eqid | |- ( Base ` K ) = ( Base ` K ) |
|
| 25 | 24 1 2 | ltrn1o | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> F : ( Base ` K ) -1-1-onto-> ( Base ` K ) ) |
| 26 | 25 | 3ad2ant1 | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> F : ( Base ` K ) -1-1-onto-> ( Base ` K ) ) |
| 27 | 24 13 | atbase | |- ( p e. ( Atoms ` K ) -> p e. ( Base ` K ) ) |
| 28 | 10 27 | syl | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> p e. ( Base ` K ) ) |
| 29 | f1ocnvfv2 | |- ( ( F : ( Base ` K ) -1-1-onto-> ( Base ` K ) /\ p e. ( Base ` K ) ) -> ( F ` ( `' F ` p ) ) = p ) |
|
| 30 | 26 28 29 | syl2anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( F ` ( `' F ` p ) ) = p ) |
| 31 | 30 | oveq2d | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` p ) ( join ` K ) ( F ` ( `' F ` p ) ) ) = ( ( `' F ` p ) ( join ` K ) p ) ) |
| 32 | simp1ll | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> K e. HL ) |
|
| 33 | 12 13 1 2 | ltrncnvat | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T /\ p e. ( Atoms ` K ) ) -> ( `' F ` p ) e. ( Atoms ` K ) ) |
| 34 | 8 9 10 33 | syl3anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( `' F ` p ) e. ( Atoms ` K ) ) |
| 35 | 20 13 | hlatjcom | |- ( ( K e. HL /\ ( `' F ` p ) e. ( Atoms ` K ) /\ p e. ( Atoms ` K ) ) -> ( ( `' F ` p ) ( join ` K ) p ) = ( p ( join ` K ) ( `' F ` p ) ) ) |
| 36 | 32 34 10 35 | syl3anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` p ) ( join ` K ) p ) = ( p ( join ` K ) ( `' F ` p ) ) ) |
| 37 | 31 36 | eqtrd | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` p ) ( join ` K ) ( F ` ( `' F ` p ) ) ) = ( p ( join ` K ) ( `' F ` p ) ) ) |
| 38 | 37 | oveq1d | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( ( `' F ` p ) ( join ` K ) ( F ` ( `' F ` p ) ) ) ( meet ` K ) W ) = ( ( p ( join ` K ) ( `' F ` p ) ) ( meet ` K ) W ) ) |
| 39 | 24 13 | atbase | |- ( q e. ( Atoms ` K ) -> q e. ( Base ` K ) ) |
| 40 | 16 39 | syl | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> q e. ( Base ` K ) ) |
| 41 | f1ocnvfv2 | |- ( ( F : ( Base ` K ) -1-1-onto-> ( Base ` K ) /\ q e. ( Base ` K ) ) -> ( F ` ( `' F ` q ) ) = q ) |
|
| 42 | 26 40 41 | syl2anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( F ` ( `' F ` q ) ) = q ) |
| 43 | 42 | oveq2d | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` q ) ( join ` K ) ( F ` ( `' F ` q ) ) ) = ( ( `' F ` q ) ( join ` K ) q ) ) |
| 44 | 12 13 1 2 | ltrncnvat | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T /\ q e. ( Atoms ` K ) ) -> ( `' F ` q ) e. ( Atoms ` K ) ) |
| 45 | 8 9 16 44 | syl3anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( `' F ` q ) e. ( Atoms ` K ) ) |
| 46 | 20 13 | hlatjcom | |- ( ( K e. HL /\ ( `' F ` q ) e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) -> ( ( `' F ` q ) ( join ` K ) q ) = ( q ( join ` K ) ( `' F ` q ) ) ) |
| 47 | 32 45 16 46 | syl3anc | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` q ) ( join ` K ) q ) = ( q ( join ` K ) ( `' F ` q ) ) ) |
| 48 | 43 47 | eqtrd | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( `' F ` q ) ( join ` K ) ( F ` ( `' F ` q ) ) ) = ( q ( join ` K ) ( `' F ` q ) ) ) |
| 49 | 48 | oveq1d | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( ( `' F ` q ) ( join ` K ) ( F ` ( `' F ` q ) ) ) ( meet ` K ) W ) = ( ( q ( join ` K ) ( `' F ` q ) ) ( meet ` K ) W ) ) |
| 50 | 23 38 49 | 3eqtr3d | |- ( ( ( ( K e. HL /\ W e. H ) /\ F e. T ) /\ ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) /\ ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) ) -> ( ( p ( join ` K ) ( `' F ` p ) ) ( meet ` K ) W ) = ( ( q ( join ` K ) ( `' F ` q ) ) ( meet ` K ) W ) ) |
| 51 | 50 | 3exp | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> ( ( p e. ( Atoms ` K ) /\ q e. ( Atoms ` K ) ) -> ( ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) -> ( ( p ( join ` K ) ( `' F ` p ) ) ( meet ` K ) W ) = ( ( q ( join ` K ) ( `' F ` q ) ) ( meet ` K ) W ) ) ) ) |
| 52 | 51 | ralrimivv | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> A. p e. ( Atoms ` K ) A. q e. ( Atoms ` K ) ( ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) -> ( ( p ( join ` K ) ( `' F ` p ) ) ( meet ` K ) W ) = ( ( q ( join ` K ) ( `' F ` q ) ) ( meet ` K ) W ) ) ) |
| 53 | 12 20 21 13 1 3 2 | isltrn | |- ( ( K e. HL /\ W e. H ) -> ( `' F e. T <-> ( `' F e. ( ( LDil ` K ) ` W ) /\ A. p e. ( Atoms ` K ) A. q e. ( Atoms ` K ) ( ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) -> ( ( p ( join ` K ) ( `' F ` p ) ) ( meet ` K ) W ) = ( ( q ( join ` K ) ( `' F ` q ) ) ( meet ` K ) W ) ) ) ) ) |
| 54 | 53 | adantr | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> ( `' F e. T <-> ( `' F e. ( ( LDil ` K ) ` W ) /\ A. p e. ( Atoms ` K ) A. q e. ( Atoms ` K ) ( ( -. p ( le ` K ) W /\ -. q ( le ` K ) W ) -> ( ( p ( join ` K ) ( `' F ` p ) ) ( meet ` K ) W ) = ( ( q ( join ` K ) ( `' F ` q ) ) ( meet ` K ) W ) ) ) ) ) |
| 55 | 6 52 54 | mpbir2and | |- ( ( ( K e. HL /\ W e. H ) /\ F e. T ) -> `' F e. T ) |