Theorem dibelval1st2N 36440

Description: Membership in value of the partial isomorphism B for a lattice K. (Contributed by NM, 13-Feb-2014.) (New usage is discouraged.)

Hypotheses

Ref	Expression
dibelval1st2.b	|- B = ( Base ` K )
dibelval1st2.l	|- .<_ = ( le ` K )
dibelval1st2.h	|- H = ( LHyp ` K )
dibelval1st2.t	|- T = ( ( LTrn ` K ) ` W )
dibelval1st2.r	|- R = ( ( trL ` K ) ` W )
dibelval1st2.i	|- I = ( ( DIsoB ` K ) ` W )

Assertion

Ref	Expression
dibelval1st2N	|- ( ( ( K e. V /\ W e. H ) /\ ( X e. B /\ X .<_ W ) /\ Y e. ( I ` X ) ) -> ( R ` ( 1st ` Y ) ) .<_ X )

Proof of Theorem dibelval1st2N

Step	Hyp	Ref	Expression
1		dibelval1st2.b	. . 3 |- B = ( Base ` K )
2		dibelval1st2.l	. . 3 |- .<_ = ( le ` K )
3		dibelval1st2.h	. . 3 |- H = ( LHyp ` K )
4		eqid 2622	. . 3 |- ( ( DIsoA ` K ) ` W ) = ( ( DIsoA ` K ) ` W )
5		dibelval1st2.i	. . 3 |- I = ( ( DIsoB ` K ) ` W )
6	1, 2, 3, 4, 5	dibelval1st 36438	. 2 |- ( ( ( K e. V /\ W e. H ) /\ ( X e. B /\ X .<_ W ) /\ Y e. ( I ` X ) ) -> ( 1st ` Y ) e. ( ( ( DIsoA ` K ) ` W ) ` X ) )
7		dibelval1st2.t	. . 3 |- T = ( ( LTrn ` K ) ` W )
8		dibelval1st2.r	. . 3 |- R = ( ( trL ` K ) ` W )
9	1, 2, 3, 7, 8, 4	diatrl 36333	. 2 |- ( ( ( K e. V /\ W e. H ) /\ ( X e. B /\ X .<_ W ) /\ ( 1st ` Y ) e. ( ( ( DIsoA ` K ) ` W ) ` X ) ) -> ( R ` ( 1st ` Y ) ) .<_ X )
10	6, 9	syld3an3 1371	1 |- ( ( ( K e. V /\ W e. H ) /\ ( X e. B /\ X .<_ W ) /\ Y e. ( I ` X ) ) -> ( R ` ( 1st ` Y ) ) .<_ X )

Syntax hints:   -> wi 4   /\ wa 384   /\ w3a 1037   = wceq 1483   e. wcel 1990   class class class wbr 4653   ` cfv 5888   1stc1st 7166   Basecbs 15857   lecple 15948   LHypclh 35270   LTrncltrn 35387   trLctrl 35445   DIsoAcdia 36317   DIsoBcdib 36427

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-8 1992  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602  ax-rep 4771  ax-sep 4781  ax-nul 4789  ax-pow 4843  ax-pr 4906  ax-un 6949

This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3an 1039  df-tru 1486  df-ex 1705  df-nf 1710  df-sb 1881  df-eu 2474  df-mo 2475  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-ral 2917  df-rex 2918  df-reu 2919  df-rab 2921  df-v 3202  df-sbc 3436  df-csb 3534  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-nul 3916  df-if 4087  df-pw 4160  df-sn 4178  df-pr 4180  df-op 4184  df-uni 4437  df-iun 4522  df-br 4654  df-opab 4713  df-mpt 4730  df-id 5024  df-xp 5120  df-rel 5121  df-cnv 5122  df-co 5123  df-dm 5124  df-rn 5125  df-res 5126  df-ima 5127  df-iota 5851  df-fun 5890  df-fn 5891  df-f 5892  df-f1 5893  df-fo 5894  df-f1o 5895  df-fv 5896  df-1st 7168  df-disoa 36318  df-dib 36428

This theorem is referenced by: (None)